Job Description Purpose of the role: To build and maintain infrastructure platforms and products that support applications and data systems, using hardware, software, networks, and cloud computing platforms as required with the aim of ensuring that the infrastructure is reliable, scalable, and secure. Ensure the reliability, availability, and scalability of the systems, platforms, and technology through the application of software engineering techniques, automation, and best practices in incident response. Accountabilities Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Including the identification of the appropriate technologies and solutions to meet business, optimisation, and resourcing requirements. Incident Management: Monitoring of IT infrastructure and system performance to measure, identify, address, and resolve any potential issues, vulnerabilities, or outages. Use of data to drive down mean time to resolution. Automation: Development and implementation of automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines. Security: Implementation of a secure configuration and measures to protect infrastructure against cyber attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access. Teamwork: Cross functional collaboration with product managers, architects, and other engineers to define IT Infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data driven approach. Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc.) to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset - to Empower, Challenge and Drive - the operating manual for how we behave. Job Overview Join Barclays as an IMS Database Administrator to support the stability of our mainframe infrastructure. In this role, you will enhance IMS database performance and availability across business critical systems. You will collaborate with technical teams and contribute to long term platform improvements. The successful candidate will be based in Knutsford (Radbroke Hall). Qualifications and Skills Extensive experience with IMS databases (Fastpath and Full Function), PSB/PCB configuration, and IMSv15. Demonstrable experience with BMC and IBM toolsets, JCL scripting, TWS scheduling, and RACF security. Solid experience in programming in Assembler or COBOL within enterprise environments. Experience troubleshooting infrastructure issues and supporting live production systems. Knowledge of mainframe architecture and IMS to Db2 migration processes. Experience supporting change, transformation, and modernisation across legacy platforms. Assessment may be based on key critical skills relevant for success in the role, such as risk and controls, change and transformation, business acumen, strategic thinking and digital and technology, as well as job specific technical skills. Location Knutsford (Radbroke Hall).
04/08/2026
Full time
Job Description Purpose of the role: To build and maintain infrastructure platforms and products that support applications and data systems, using hardware, software, networks, and cloud computing platforms as required with the aim of ensuring that the infrastructure is reliable, scalable, and secure. Ensure the reliability, availability, and scalability of the systems, platforms, and technology through the application of software engineering techniques, automation, and best practices in incident response. Accountabilities Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Including the identification of the appropriate technologies and solutions to meet business, optimisation, and resourcing requirements. Incident Management: Monitoring of IT infrastructure and system performance to measure, identify, address, and resolve any potential issues, vulnerabilities, or outages. Use of data to drive down mean time to resolution. Automation: Development and implementation of automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines. Security: Implementation of a secure configuration and measures to protect infrastructure against cyber attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access. Teamwork: Cross functional collaboration with product managers, architects, and other engineers to define IT Infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data driven approach. Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc.) to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset - to Empower, Challenge and Drive - the operating manual for how we behave. Job Overview Join Barclays as an IMS Database Administrator to support the stability of our mainframe infrastructure. In this role, you will enhance IMS database performance and availability across business critical systems. You will collaborate with technical teams and contribute to long term platform improvements. The successful candidate will be based in Knutsford (Radbroke Hall). Qualifications and Skills Extensive experience with IMS databases (Fastpath and Full Function), PSB/PCB configuration, and IMSv15. Demonstrable experience with BMC and IBM toolsets, JCL scripting, TWS scheduling, and RACF security. Solid experience in programming in Assembler or COBOL within enterprise environments. Experience troubleshooting infrastructure issues and supporting live production systems. Knowledge of mainframe architecture and IMS to Db2 migration processes. Experience supporting change, transformation, and modernisation across legacy platforms. Assessment may be based on key critical skills relevant for success in the role, such as risk and controls, change and transformation, business acumen, strategic thinking and digital and technology, as well as job specific technical skills. Location Knutsford (Radbroke Hall).
Join us as an Infrastructure Specialist at Barclays working with the Mainframe Security Engineering Team, where you'll build and maintain infrastructure platforms and products that support applications and data systems. You will use hardware, software, networks, and cloud computing platforms as required, with the aim of ensuring that the infrastructure is reliable, scalable, and secure. The team provides 24x7 support for Production systems so you will be expected to work both standard hours and on an on-call basis, weekends, and evenings. To be successful in this role you should have: Expert knowledge of Mainframe security, including: RACF administration and the management of RACF profiles, user access, and permissions. The implementation and maintenance of RACF security policies and procedures to ensure data protection. Performance of regular audits and reviews of RACF access controls, resolving any security issues. Monitoring and response to security alerts; performing root cause analysis and implementing corrective actions. Understanding the implementation of Mainframe Certificates and Mainframe cryptography. Experience of Security Best Practices and Compliance, assisting in the development and maintenance of security policies and procedures. Knowledge of Enterprise Security Manager RACF. Expert knowledge of REXX programming, including: Proficiency in the development and maintenance of REXX and JCL scripts for the automation of security processes and monitoring. Allowing for the enhancement of system efficiency through scripting to support security operations. Working with development teams to optimize scripts for performance and maintainability. Expert knowledge of JCL, including: The creation, maintenance and troubleshooting of JCL scripts for batch processing in a secure manner. Ensuring that JCL scripts adhere to security best practices and company standards. Collaboration with the operations team to support job execution and resolve job failures. Some other highly valued skills may include: Knowledge of Mainframe z/OS architecture and Sysplex. Understanding of IDAM Certification - CISSP / CISA / CISM You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills. This role will be based out of our Knutsford location. Purpose of the role To build and maintain infrastructure platforms and products that support applications and data systems, using hardware, software, networks, and cloud computing platforms as required with the aim of ensuring that the infrastructure is reliable, scalable, and secure. Ensure the reliability, availability, and scalability of the systems, platforms, and technology through the application of software engineering techniques, automation, and best practices in incident response. Accountabilities Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Including the identification of the appropriate technologies and solutions to meet business, optimisation, and resourcing requirements. Incident Management: Monitoring of IT infrastructure and system performance to measure, identify, address, and resolve any potential issues, vulnerabilities, or outages. Use of data to drive down mean time to resolution. Automation: Development and implementation of automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines. Security: Implementation of a secure configuration and measures to protect infrastructure against cyber-attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access. Teamwork: Cross-functional collaboration with product managers, architects, and other engineers to define IT Infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data driven approach. Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions. Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L - Listen and be authentic, E - Energise and inspire, A - Align across the enterprise, D - Develop others. OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes. Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset - to Empower, Challenge and Drive - the operating manual for how we behave.
03/08/2026
Full time
Join us as an Infrastructure Specialist at Barclays working with the Mainframe Security Engineering Team, where you'll build and maintain infrastructure platforms and products that support applications and data systems. You will use hardware, software, networks, and cloud computing platforms as required, with the aim of ensuring that the infrastructure is reliable, scalable, and secure. The team provides 24x7 support for Production systems so you will be expected to work both standard hours and on an on-call basis, weekends, and evenings. To be successful in this role you should have: Expert knowledge of Mainframe security, including: RACF administration and the management of RACF profiles, user access, and permissions. The implementation and maintenance of RACF security policies and procedures to ensure data protection. Performance of regular audits and reviews of RACF access controls, resolving any security issues. Monitoring and response to security alerts; performing root cause analysis and implementing corrective actions. Understanding the implementation of Mainframe Certificates and Mainframe cryptography. Experience of Security Best Practices and Compliance, assisting in the development and maintenance of security policies and procedures. Knowledge of Enterprise Security Manager RACF. Expert knowledge of REXX programming, including: Proficiency in the development and maintenance of REXX and JCL scripts for the automation of security processes and monitoring. Allowing for the enhancement of system efficiency through scripting to support security operations. Working with development teams to optimize scripts for performance and maintainability. Expert knowledge of JCL, including: The creation, maintenance and troubleshooting of JCL scripts for batch processing in a secure manner. Ensuring that JCL scripts adhere to security best practices and company standards. Collaboration with the operations team to support job execution and resolve job failures. Some other highly valued skills may include: Knowledge of Mainframe z/OS architecture and Sysplex. Understanding of IDAM Certification - CISSP / CISA / CISM You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills. This role will be based out of our Knutsford location. Purpose of the role To build and maintain infrastructure platforms and products that support applications and data systems, using hardware, software, networks, and cloud computing platforms as required with the aim of ensuring that the infrastructure is reliable, scalable, and secure. Ensure the reliability, availability, and scalability of the systems, platforms, and technology through the application of software engineering techniques, automation, and best practices in incident response. Accountabilities Build Engineering: Development, delivery, and maintenance of high-quality infrastructure solutions to fulfil business requirements ensuring measurable reliability, performance, availability, and ease of use. Including the identification of the appropriate technologies and solutions to meet business, optimisation, and resourcing requirements. Incident Management: Monitoring of IT infrastructure and system performance to measure, identify, address, and resolve any potential issues, vulnerabilities, or outages. Use of data to drive down mean time to resolution. Automation: Development and implementation of automated tasks and processes to improve efficiency and reduce manual intervention, utilising software scripting/coding disciplines. Security: Implementation of a secure configuration and measures to protect infrastructure against cyber-attacks, vulnerabilities, and other security threats, including protection of hardware, software, and data from unauthorised access. Teamwork: Cross-functional collaboration with product managers, architects, and other engineers to define IT Infrastructure requirements, devise solutions, and ensure seamless integration and alignment with business objectives via a data driven approach. Learning: Stay informed of industry technology trends and innovations, and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth. Assistant Vice President Expectations To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions. Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L - Listen and be authentic, E - Energise and inspire, A - Align across the enterprise, D - Develop others. OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes. Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues. Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda. Take ownership for managing risk and strengthening controls in relation to the work done. Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function. Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy. Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively. Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience. Influence or convince stakeholders to achieve outcomes. All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship - our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset - to Empower, Challenge and Drive - the operating manual for how we behave.
NatWest Group is seeking a Mainframe Hardware Infrastructure Engineer to design and maintain high speed IBM Z hardware environments. You will manage technologies for on prem and cloud adjacent workloads, implement infrastructure as code, and contribute to product roadmaps with secure, observable, resilient services. You'll collaborate with stakeholders to evolve technology lifecycles, support products, handle feature requests, and resolve production issues in a fast paced, enterprise setting.
02/08/2026
Full time
NatWest Group is seeking a Mainframe Hardware Infrastructure Engineer to design and maintain high speed IBM Z hardware environments. You will manage technologies for on prem and cloud adjacent workloads, implement infrastructure as code, and contribute to product roadmaps with secure, observable, resilient services. You'll collaborate with stakeholders to evolve technology lifecycles, support products, handle feature requests, and resolve production issues in a fast paced, enterprise setting.
Join us as an Mainframe Hardware Infrastructure Engineer You'll engineer infrastructure technology for public and private cloud environments, complying with security, resilience, sustainability, and operational requirements with observability and guardrails built in You'll also use automation to provide testing and a route to live for the product, working with customers to help them use our products appropriately through a users' CI or CD pipeline This is a chance to work with colleagues across the bank to share engineering best practices, allowing you to expand your network and gain exposure for you and your work What you'll do As an Infrastructure Engineer, you'll contribute to and manage the selection, creation and maintenance of technologies required to meet the needs of our customers, strategic targets and architecture outcomes, along with developing products using modern engineering practices and tools. We'll look to you to collaborate with stakeholders to inform product roadmaps, detailing lifecycles of the technology from new products through to end of support and retirement. You'll also support engineered products and respond to user feedback, new feature requests and resolve production issues wanted by the Product Owner. Additionally, you'll: Develop technical skills through continuous learning and development Work within a team to design intuitive, self-service infrastructure products Contribute to the delivery of infrastructure as code solutions Work with users to help use our products and gain feedback Provide operational support for pattern or product related issues Generate innovative ideas and drive the delivery of those through product features The skills you'll need To thrive in this role, you'll have experience in software development or automation scripting such as Python or Shell, with an understanding of the software development lifecycle. You'll also have experience in utilizing modern infrastructure as code via tooling. We'll expect you to bring a good understanding of Agile working practices and toolsets with the ability to relate everyday work to the vision of the feature team, platform and domain. Furthermore, you'll need: Strong understanding of IBM Z hardware infrastructure, including DASD, SAN/FICON connectivity and network infrastructure Experience using Hardware Configuration Definition (HCD) to implement and manage hardware configuration changes within multi-site, multi-sysplex environments Strong understanding of GDPS architectures and operations, including processor management, DASD replication, virtual tape technologies and disaster recovery automation Working knowledge of the development of CI or CD pipelines using modern tooling Experience of using observability tools and techniques and the ability to use data, information and user sentiment to continuously improve solutions Public cloud vendor knowledge covering GCP, AWS and Azure Experience of working with technology deployed to an on premise datacentre
02/08/2026
Full time
Join us as an Mainframe Hardware Infrastructure Engineer You'll engineer infrastructure technology for public and private cloud environments, complying with security, resilience, sustainability, and operational requirements with observability and guardrails built in You'll also use automation to provide testing and a route to live for the product, working with customers to help them use our products appropriately through a users' CI or CD pipeline This is a chance to work with colleagues across the bank to share engineering best practices, allowing you to expand your network and gain exposure for you and your work What you'll do As an Infrastructure Engineer, you'll contribute to and manage the selection, creation and maintenance of technologies required to meet the needs of our customers, strategic targets and architecture outcomes, along with developing products using modern engineering practices and tools. We'll look to you to collaborate with stakeholders to inform product roadmaps, detailing lifecycles of the technology from new products through to end of support and retirement. You'll also support engineered products and respond to user feedback, new feature requests and resolve production issues wanted by the Product Owner. Additionally, you'll: Develop technical skills through continuous learning and development Work within a team to design intuitive, self-service infrastructure products Contribute to the delivery of infrastructure as code solutions Work with users to help use our products and gain feedback Provide operational support for pattern or product related issues Generate innovative ideas and drive the delivery of those through product features The skills you'll need To thrive in this role, you'll have experience in software development or automation scripting such as Python or Shell, with an understanding of the software development lifecycle. You'll also have experience in utilizing modern infrastructure as code via tooling. We'll expect you to bring a good understanding of Agile working practices and toolsets with the ability to relate everyday work to the vision of the feature team, platform and domain. Furthermore, you'll need: Strong understanding of IBM Z hardware infrastructure, including DASD, SAN/FICON connectivity and network infrastructure Experience using Hardware Configuration Definition (HCD) to implement and manage hardware configuration changes within multi-site, multi-sysplex environments Strong understanding of GDPS architectures and operations, including processor management, DASD replication, virtual tape technologies and disaster recovery automation Working knowledge of the development of CI or CD pipelines using modern tooling Experience of using observability tools and techniques and the ability to use data, information and user sentiment to continuously improve solutions Public cloud vendor knowledge covering GCP, AWS and Azure Experience of working with technology deployed to an on premise datacentre
Competitive salary UK: hybrid: remote + Sheffield or remotely UK-wide or across Europe At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company's growth, market presence and our ability to help our clients stay a step ahead of the competition. By hiring the best people and helping them grow both professionally and personally, we ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for an IBMz Network Engineer (hybrid: remote + Sheffield or remotely UK-wide or across Europe) for our growing team in UK and rest of Europe. Job Description In this role you will be joining a team of technical professionals supporting a large-scale z/OS systems platform. This position requires an experienced systems programmer supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products. Your responsibilities will include: Being part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure. Participation in support rota providing 24x7 cover. Perform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes) Manage OSA Adapters in a complex mainframe environment Perform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE) Implement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels) Trace, Debug and Error Analysis Communicate regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work) The ideal candidate for this role will have the below experience and qualifications: Experience in administering file transmissions products such as Connect:Direct and FTP, or alternatively good experience as a user of these products. Knowledge of z/OS and z/OS utilities. Understanding of z/OS networking services, structure and related software and protocols. Understanding of network security disciplines (IPSec, TLS/SSL, certificates, etc) and how they relate to file transmission. Experience of problem management from initial diagnosis through to resolution. Understanding of the Change Management process. Ability to customize and manage secure SNA and TCP/IP networks under z/OS. Knowledge of mainframe network management tools, e.g. NetMaster, and multi-session manager products such as TUBES and Supersession. Experience of managing mainframe printing products. Knowledge of System z hardware including the OSA-Express network cards. Excellent problem-solving and analytical skills Good communication, teamwork and negotiation skills Familiarity with the Cisco Network Solutions The ability to work to tight deadlines under pressure Good organisational skills Flexibility and adaptability The ability to create and maintain strong working relationships with colleagues and customers Business awareness and understanding of business requirements of IT A willingness to keep up to date with developments in new technology An understanding of information legislation, such as the Data Protection Act. Experience of working as a z/OS Systems Specialist in the IT industry. Hybrid (Sheffield/remote) or remotely UK-wide or within rest of Europe. Our people are the most critical component of our long-term success and their health and wellbeing are our priority. You will enjoy a comprehensive, locally competitive benefits package. About NTT DATA NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners.NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client's needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .
30/07/2026
Full time
Competitive salary UK: hybrid: remote + Sheffield or remotely UK-wide or across Europe At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company's growth, market presence and our ability to help our clients stay a step ahead of the competition. By hiring the best people and helping them grow both professionally and personally, we ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for an IBMz Network Engineer (hybrid: remote + Sheffield or remotely UK-wide or across Europe) for our growing team in UK and rest of Europe. Job Description In this role you will be joining a team of technical professionals supporting a large-scale z/OS systems platform. This position requires an experienced systems programmer supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products. Your responsibilities will include: Being part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure. Participation in support rota providing 24x7 cover. Perform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes) Manage OSA Adapters in a complex mainframe environment Perform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE) Implement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels) Trace, Debug and Error Analysis Communicate regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work) The ideal candidate for this role will have the below experience and qualifications: Experience in administering file transmissions products such as Connect:Direct and FTP, or alternatively good experience as a user of these products. Knowledge of z/OS and z/OS utilities. Understanding of z/OS networking services, structure and related software and protocols. Understanding of network security disciplines (IPSec, TLS/SSL, certificates, etc) and how they relate to file transmission. Experience of problem management from initial diagnosis through to resolution. Understanding of the Change Management process. Ability to customize and manage secure SNA and TCP/IP networks under z/OS. Knowledge of mainframe network management tools, e.g. NetMaster, and multi-session manager products such as TUBES and Supersession. Experience of managing mainframe printing products. Knowledge of System z hardware including the OSA-Express network cards. Excellent problem-solving and analytical skills Good communication, teamwork and negotiation skills Familiarity with the Cisco Network Solutions The ability to work to tight deadlines under pressure Good organisational skills Flexibility and adaptability The ability to create and maintain strong working relationships with colleagues and customers Business awareness and understanding of business requirements of IT A willingness to keep up to date with developments in new technology An understanding of information legislation, such as the Data Protection Act. Experience of working as a z/OS Systems Specialist in the IT industry. Hybrid (Sheffield/remote) or remotely UK-wide or within rest of Europe. Our people are the most critical component of our long-term success and their health and wellbeing are our priority. You will enjoy a comprehensive, locally competitive benefits package. About NTT DATA NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners.NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client's needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here .
Role Summary Infrastructure Specialist responsible for building and maintaining infrastructure platforms and products that support applications and data systems. Utilize hardware, software, networks, and cloud computing platforms to ensure reliability, scalability and security. Key Responsibilities Build Engineering - develop, deliver, and maintain high quality infrastructure solutions that meet business requirements, ensuring measurable reliability, performance, and availability. Incident Management - monitor IT infrastructure performance, identify and resolve potential issues, vulnerabilities or outages, and use data to reduce mean time to resolution. Automation - design and implement automated tasks and processes to improve efficiency and reduce manual intervention, leveraging scripting and coding disciplines. Security - implement secure configurations and measures to protect infrastructure against cyber attacks, vulnerabilities, and other security threats. Teamwork - collaborate with product managers, architects, and other engineers to define infrastructure requirements, create solutions, and ensure seamless alignment with business objectives. Learning - stay informed of industry technology trends and innovations, and contribute to the organization's technology communities. Support - provide 24x7 support for production systems, including work during standard hours, on call duty, weekends and evenings. Qualifications Expert knowledge of Mainframe security, including RACF administration, management of profiles, user access, permissions, and security policies. Experience performing regular audits and reviews of RACF access controls, and responding to security alerts with root cause analysis and corrective actions. Understanding of Mainframe certificates and cryptography. Experience with security best practices and compliance, and in developing maintenance of security policies. Expert knowledge of Enterprise Security Manager RACF. Proficiency in REXX programming and JCL scripting for automation of security processes and monitoring. Expert knowledge of JCL for secure batch processing and troubleshooting of job failures. Knowledge of Mainframe z/OS architecture and Sysplex. Understanding of IDAM certification (CISSP, CISA, or CISM). Location: Knutsford.
11/07/2026
Full time
Role Summary Infrastructure Specialist responsible for building and maintaining infrastructure platforms and products that support applications and data systems. Utilize hardware, software, networks, and cloud computing platforms to ensure reliability, scalability and security. Key Responsibilities Build Engineering - develop, deliver, and maintain high quality infrastructure solutions that meet business requirements, ensuring measurable reliability, performance, and availability. Incident Management - monitor IT infrastructure performance, identify and resolve potential issues, vulnerabilities or outages, and use data to reduce mean time to resolution. Automation - design and implement automated tasks and processes to improve efficiency and reduce manual intervention, leveraging scripting and coding disciplines. Security - implement secure configurations and measures to protect infrastructure against cyber attacks, vulnerabilities, and other security threats. Teamwork - collaborate with product managers, architects, and other engineers to define infrastructure requirements, create solutions, and ensure seamless alignment with business objectives. Learning - stay informed of industry technology trends and innovations, and contribute to the organization's technology communities. Support - provide 24x7 support for production systems, including work during standard hours, on call duty, weekends and evenings. Qualifications Expert knowledge of Mainframe security, including RACF administration, management of profiles, user access, permissions, and security policies. Experience performing regular audits and reviews of RACF access controls, and responding to security alerts with root cause analysis and corrective actions. Understanding of Mainframe certificates and cryptography. Experience with security best practices and compliance, and in developing maintenance of security policies. Expert knowledge of Enterprise Security Manager RACF. Proficiency in REXX programming and JCL scripting for automation of security processes and monitoring. Expert knowledge of JCL for secure batch processing and troubleshooting of job failures. Knowledge of Mainframe z/OS architecture and Sysplex. Understanding of IDAM certification (CISSP, CISA, or CISM). Location: Knutsford.
