64 jobs found

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer Location: Frimley. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Negotiable dependant on experience What you'll be doing: Provide oversight and technical ownership of CCS design, leading design decisions and supporting the Engineering Manager in delivering in-service programmes Ensure technical leadership by controlling project scope, managing design changes, and engaging stakeholders and suppliers to identify risks early Lead programme-level design reviews, coordinate stakeholders, manage design baselines and voids, and produce Certificates of Design while ensuring design governance Review and influence technical requirements and architectural design to ensure system integration, covering sub-systems and specialist domains for subcontractor design, development, and qualification Provide specialist knowledge and subject matter expertise in the integration, validation and verification of systems Your skills and experiences: Essential: Extensive experience in network or software engineering, ideally with a background in operations Ability to take the lead on technical matters and provide expert guidance Chartered Engineer status or working towards Specialist expertise in Combat Systems, particularly in relation to submarines, would be advantageous Familiarity with DOORS and prior hands-on experience using it Proven experience in change management processes Desirable: Systems Engineering (INCOSE) qualifications Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The team: You will be joining the In-Service Programme team, working on the V Class, where you'll thrive in a fast-paced environment, delivering high-quality results within tight enterprise timelines. As part of a medium-sized core team of 6-12, you'll also collaborate with a wider group of around 30, engaging with a broad stakeholder network. This role demands strong technical leadership , owning challenges , proactively solving problems, and working with the right stakeholders to drive solutions forward. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications f or the r ole. Therefore, if you are interested, please submit your application as early as possible.

Senior / Principal Powertrain Systems Engineer Derbyshire, UK Salary: £60,000 £70,000 + Benefits (flexible salary) An exciting opportunity has arisen for an experienced Senior or Principal Powertrain Systems Engineer to take a leading role in the design and development of base engine systems for a well-established engine manufacturing company based in Derbyshire, UK. Note: you will work on diesel and hydrogen combustion engine technologies. This is a principal / lead engineer position requiring strong technical knowledge, leadership capability, and a proven track record in systems-level design within the internal combustion engine (ICE) domain. The successful candidate will take ownership of major sub-systems within engine programmes and provide technical direction across multidisciplinary teams and suppliers. Note: This is not a CAD design role. It involves high-level systems engineering, including requirements capture, technical specification, tolerance analysis, validation planning, and supplier oversight. Key Responsibilities Lead systems-level design of internal combustion engine components and subsystems (diesel or gasoline), with full lifecycle ownership from concept through validation. Define technical specifications, lead DFMEA reviews, and coordinate design validation and verification activities. Act as the senior technical point of contact for suppliers delivering detailed component designs. Collaborate with in-house development, test, and manufacturing teams to ensure design intent is achieved. Provide mentoring and technical leadership to less experienced engineers when required. Required Skills & Experience A degree (or higher qualification) in Mechanical Engineering, Automotive Engineering, Motorsport Engineering, or a related field. Minimum 10 years of post-graduate, industry-based experience in powertrain systems design, specifically in base engine systems. Proven experience in systems engineering for internal combustion engines across applications such as automotive, off-highway, rail, marine, or power generation. Strong knowledge and hands-on experience in one or more of the following systems (e.g. Valvetrain design (DOHC / SOHC), Timing gear systems, Crankcase ventilation (CCV), Aftertreatment systems (e.g., DEF / SCR), Fuel systems, including hydrogen experience, Air handling systems (e.g., intake manifolds, throttle bodies) Ability to interpret and manipulate CAD data (prior use of tools such as Creo or CATIA is advantageous). Experience overseeing validation testing and collaborating with external suppliers on technical delivery. Additional Information: This is a full-time, office-based role in Derbyshire, UK. Relocation and visa sponsorship can be considered for the right candidate. Commutable from: Rocester, Stoke-on-Trent, Derby, Nottingham, Birmingham, Uttoxeter, Stafford, Burton-on-Trent.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Systems Engineer (Platform Integration) Location: Barrow-in-Furness - Hybrid - (dependent on business needs) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Representing the Combat Systems team while collaborating with the platform teams in Barrow Design and compilation of technical specifications to deliver capabilities in supporting the IV&V strategy Collaborating with the Combat System domains engineering teams to ensure their systems can be integrated into the platform Planning the physical integration and test of systems containing electronic, mechanical and software sub-systems, understanding the potential impact on the whole boat and interfacing systems Taking accountability for technical work packages and Combat Systems (CS) equipment Leading Platform Integration meetings bringing together key stakeholders to understand technical and programmatic risks and developing action plans to resolve them Steering test systems development through implementation of best practice systems lifecycle processes Providing leadership , guidance and coaching to other engineers Your skills and experiences: Essential: Degree level qualification (or equivalent experience) in a relevant STEM subject (Engineering/ Physics/ Maths/ Science) Knowledge of the system engineering lifecycle with the ability to apply good systems engineering practices to your work Ability to collaborate effectively with a wide range of technical and non-technical stakeholders, driving actions to completion Desirable: Awareness of Defence Standards and Industry standards whilst not essential would be an advantage Experience of submarine design or combat systems whilst not essential would be an advantage Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Combat Systems Build Integration and Test team: As a Principal Systems Engineer (IV&V), you will be performing a host of system engineering and design activities for the execution of the IV&V strategy, primarily focused on physical integration into the submarine platform. This will involve a broad spectrum of tasks involving the design and setup of the facilities and capabilities (Test Rigs) along with supporting the test programmes through to system certification. These activities are pivotal in supporting the design, development, integration and qualification of complex systems for in-build vessels. You will be able to expand your professional network by regularly travelling to other BAE sites. This role presents an exciting opportunity for someone that is interested in future progression with the successful candidate , developing to become the Platform Integration lead for the Combat Systems Build, Integration and Test team in Barrow. Mentoring and support will be provided to help you on that journey. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 4th March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

An established industry player is seeking a Principal Systems Engineer to lead the application of Model-based Systems Engineering. This role involves guiding design activities, ensuring compliance with engineering standards, and integrating models across submarine platforms. The company offers a range of hybrid working arrangements and a competitive benefits package, including employee share plans and flexible health benefits. Join a team that values diversity and empowers employees to make a real difference in critical national security programs.

Job Description - Principal Engineer - Combat Systems (External Communications) () Principal Engineer - Combat Systems (External Communications) - Job Title: Combat Systems Engineer - External Communications Location: Frimley, Filton, Portsmouth Broad Oak or Weymouth. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. What you'll be doing: Capturing and agreeing technical requirements in accordance with company and programme processes Reviewing technical solutions against contractual requirements and regulations for compliancy Design documentation generated, captured, configured and controlled in accordance with company processes Design change requirements and documentation generated, captured, configured and controlled in accordance with company processes Captured and agreed input to appropriate Verification Cross-Reference Index (VCRI), Integration, Test, Evaluation and Acceptance Plans (ITEAP) and Qualification Plans Understand and interpret the User Needs, Concept of Operations (CONOPS) and Concept of Use (CONUSE) and be able to derive the technical and functional requirements for specific external communications systems Ensure design proving evidence is comprehensive, captured within the requirements management tools (IBM DOORS) and has been endorsed by the appropriate level of authority Understand the contractual and performance requirements for external communications systems and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning LCM process using CADMID Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately Provide specialist technical support to shipbuilder installation, integration activities and commissioning activities (included in-service refitting authorities) Provide technical support to integrated performance and acceptance activities, including acceptance of equipment from suppliers through to system acceptance by the customer Your skills and experiences: Knowledge of external (over the air) communications systems in the maritime defence domain and have a comprehensive understanding of how such systems and associated activities interact with the overall platform (knowledge of the whole radio frequency spectrum, Data/Voice Communications and Systems Network Architecture). Platform and ideally sea experience in an operational, build, trials or in-service support environment in order to have gained an understanding of the operational needs and requirements of a Combat System, and to help be credible with the Customer and User Have good awareness of Product Safety and SHE Good communication skills and be able to interact with stakeholders Knowledge of the complete engineering lifecycle with some experience of operating in a number of phases of the Engineering Lifecycle As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The ECS (External Communications Systems) team: You will be joining a tight knit and diverse team who are always looking to share their knowledge / expertise in this area. Challenges are met as a team, and this is an opportunity to both showcase your ability to engage with stakeholders and your collaborative skills. This role will have you leading areas such as Requirements Management and Testing & Integration of equipment into wider systems across Submarines. This will give you exposure to a range of suppliers & customers. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 20th February 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. Other Locations GB-ENG-BST-Filton, GB-ENG-SRY-Frimley, GB-ENG-DOR-Weymouth, GB-ENG-HAM-Portsmouth BroadOak

A leading defense contractor is seeking a Principal Engineer specializing in Cyber Security to define and implement cybersecurity requirements across various systems. This role involves conducting in-depth analyses and developing test plans while engaging with stakeholders to manage risks within submarine platforms. Applicants should hold a relevant STEM degree or industry security qualification and have substantial experience in risk management and cybersecurity controls. This position offers hybrid working arrangements and competitive benefits.