12 jobs found

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Job Title: Principal AI/LLM Engineer Job Location: Rochester, Kent. Onsite Salary: Circa £75,000 depending on experience and skills Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. What you'll be doing: Architecture & Design Authority - Define / maintain the reference architecture for the BAE ES UK AI/LLM infrastructure across on-prem GPU clusters, virtualized environments. Experience in Engineering & Deployment - Deploy and maintain LLM inference, Implement RAG pipelines, Build CI/CD for AI models, Optimisation & Monitoring of the AI stack. Security, Compliance & Governance - Work closely with IT Security, Data Governance, and Architecture Boards to ensure compliance with GDPR, BAE Global Cyber Security Standards, SOC2, ISO27001, HIPAA (if applicable). Mentoring other staff members. Presenting to senior leadership Te am. Core D uties: Proven experi ence d eploying AI/ML platforms in enterprise/on-prem environments Deep knowledge of Kubernetes, Docker, and infrastructure automation (Terraform, Helm, Ansible) Good experience with LLM frameworks (Hugging Face, vLLM, DeepSpeed, LangChain, Ray) Familiarity with message queues, API gateways, and service meshes for scalable inference environments Proven progra mming skills in Python; comfortable with concepts such as Bash, YAML, and CI pipelines The Electronic Systems IT team: BAE Systems, Electronic Systems IT (UK) based in Rochester have a strategic objective to rapidly expanding our use of AI over the coming years. To assist with this objective, we require a Principal AI/LLM Engineer to join our IT department. The Principal AI/LLM Engineer will serve as both a implementer and technical authority for our AI infrastructure. You will architect, deploy, tune, and monitor our Large Language Model (LLM) and AI stack across primarily on-premise environments with selective cloud integrations. This role spans MLOps and platform engineering, and implements AI governance, ensuring our AI capabilities are secure, performant, compliant, and aligned to long-term enterprise strategy. Why BAE Systems? Here you'll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work - this is a place where you can grow your career with confidence an d be empow ered to be your best. You'll be recognised for your contribution and enjoy rewards tailored to what's most important to you and your family - support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of sha red purpose, our supportive culture is a place you can feel you belong and proud of the difference you make. A place where everyone can thrive: We're committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do. Please be aware that many roles at BAE Systems are subject to both security and export control restr ictions . 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 elig ible to perform within the organisation. All applicants mu st as a mi n imum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants mu st typical l y ha ve 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow fo r meaningful security vetting checks. Closing Date: 23rd March 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role. The refore, if you are interested, please submit your application as early as possible.

Principal Data Architect, Secure Government and Defence Programmes Location: UK, hybrid, client site as required Security Requirement: Developed Vetting (DV) clearance is mandatory. This role is only suitable for candidates who currently hold active DV clearance. Overview A leading UK consulting organisation delivering mission-critical digital and data transformation across defence, national security, and sensitive government environments is seeking a Principal Data Architect. This is a senior, client-facing role focused on defining and delivering secure, scalable data platforms within highly classified programmes. Due to the nature of the work and access to classified systems, only candidates with active DV clearance can be considered. Role Responsibilities Define and lead enterprise-level data architecture for complex, secure transformation programmes Architect end-to-end data platforms covering ingestion, integration, storage, governance, and analytics Design secure, resilient, and scalable architectures aligned with defence and national security requirements Translate mission and operational needs into technical data solutions Provide technical leadership across engineering teams and client stakeholders Contribute to capability growth, technical strategy, and thought leadership within secure environments Technical Environment Architectural responsibility across modern and legacy secure platforms, including: Multi-cloud platforms and secure data environments Data lakes, warehouses, and distributed data systems Data ingestion, orchestration, and integration tooling Cloud ecosystems such as AWS, Azure, and GCP Databricks, Snowflake, and similar modern data platforms Infrastructure automation, DevOps, and secure deployment patterns Data governance, metadata, and secure access frameworks Analytics, semantic layers, and enterprise reporting platforms Seniority and Leadership Expectations Operate at Principal Consultant or equivalent leadership level Own architecture strategy across large, complex client programmes Lead multidisciplinary teams across data, engineering, and delivery functions Provide strategic technical direction and advisory support to senior stakeholders Support business development, technical assurance, and capability development Essential Requirements Active DV clearance (mandatory, non-negotiable) Strong experience designing and delivering enterprise data architectures Experience working in defence, national security, or highly regulated government environments Deep understanding of secure data platform design and cloud architectures Strong stakeholder engagement and consulting capability Experience leading teams and delivering complex programmes

About the role Lead Infrastructure Engineer - Water Recycling (Infrastructure) - Balfour Beatty Alliance) Alliance is a partnership of eight leading companies-Anglian Water, Balfour Beatty, Barhale, Binnies, MMB, MWH Treatment, Skanska, and SWECO-delivering over half of Anglian Water's capital investment programme. As we enter AMP8, our most ambitious Asset Management Period, we are preparing to undertake our largest project yet. This is an unparalleled opportunity to shape industry standards, drive innovation, and accelerate your career. Are you ready to be part of something transformative? As a Lead Infrastructure Engineer, you will provide technical leadership, design oversight, and strategic guidance for potable water (clean) and water recycling (wastewater) infrastructure projects, including pipelines and networks. You will play a crucial role in ensuring designs are efficient, compliant, and future-ready, while also supporting the growth and development of our engineering teams. What you'll be doing Key responsibilities: Provide technical reviews, guidance, and input for infrastructure designs, ensuring compliance with legislation and industry standards. Work closely with Design Managers and Technical Managers to track key milestones and review dates. Collaborate with Principal Engineers to enhance design calculations, standards, and product innovation. Lead design review meetings and contribute to CDM and commissioning strategy discussions. Oversee quality control processes through Autodesk Construction Cloud (ACC), supporting discipline engineers to meet project timelines. Champion new technologies and best practices, ensuring alignment with MAS standards. Mentor and guide engineers, fostering professional development and standardizing procedures. Who we're looking for What We're Looking For A degree (preferred but not essential) in water/wastewater engineering or a related field. Ideally proven experience as a technical expert in potable and wastewater pipeline design, quality assurance, and risk management. Familiarity with design software and industry processes. Strong leadership, communication, and stakeholder management skills, with a passion for mentoring and developing teams. This role is not assigned to individual projects but instead provides strategic technical leadership across a portfolio of projects. If you are ready to take the next step in your engineering career and make a lasting impact, apply today! Why work for us Day in, day out, our teams deliver some of the UK's most ambitious, exciting and meaningful projects; developing, building and maintaining the vital infrastructure that supports national economies and strengthens communities. Why join us? As if contributing to and supporting work that makes life better for millions wasn't rewarding enough, we offer a full range of benefits too. You'll have the freedom to shape the package that's right for you and your life. Here are some of our key benefits: - Smart working, giving you more flexibility such as staggered start and finish times, with up to 40% remote working, where roles allow. - 25 days paid annual leave (pro rata) - Family friendly policies which include 28 weeks full pay for maternity/adoption leave and four weeks full pay for paternity/partners leave - Pension, share incentive plan, volunteering leave, recognition schemes and much more About us Balfour Beatty's Power Transmission & Distribution teams work with regional, national and international electricity network owners and operators to provide technical engineering solutions across the full spectrum of the electricity grid, including overhead lines, cabling, substations and distribution networks. From scoping and feasibility, to design, construction and on-going maintenance, our in-house experts, flexible resources and industry-leading innovations support customers in the development of some of the UK's most ambitious power transmission and distribution projects. Diversity and inclusion At Balfour Beatty we believe that diversity and inclusion are essential components of any successful, happy workplace. Through our Value Everyone Diversity and Inclusion Strategy and Action Plan, we are growing our diverse workforce and developing our inclusive culture where everyone is able to thrive and reach their full potential, regardless of their identity or background. To find out how we are making this a reality, visit To help and support us with our desired commitment to create an inclusive culture we are members of WISE, enei, Business Disability Forum and the Association for Black and Minority Ethnic Engineers (AFBE). In 2020, we signed the Audeliss and Involve Open Letter to demonstrate our commitment to taking key long term and sustainable actions on Black Inclusion. Balfour Beatty is also a Gold Award holder in the Ministry of Defence 'Employer Recognition Scheme' and actively encourage applications from Armed Forces personnel, veterans and reservists. As a Disability Confident Employer, we are committed to working with people who have disabilities and long-term health conditions to remove barriers for them in obtaining employment. We are also committed to offering applicants with a disability an interview if they meet the minimum requirements for the role. For more info, visit: We are looking to continually improve our resourcing process and ensure that it is fair and inclusive for all. If you have any feedback on the process, please share this with us at: