Mission-Critical Infrastructure Engineer; Secure Ops, eDV

At a leading technology and engineering firm, innovation meets purpose. We’re passionate about solving complex challenges for clients across national security, defence, and intelligence sectors. This role is vital in ensuring the operational stability and security of mission‑critical environments, supporting technologies that safeguard what matters most.

• Location: Gloucester, United Kingdom
• Package: £Competitive
• Industry: Technology & Engineering, Security & Defence
• Clearance
  : eDV required

• Delivering proactive and reactive operational support to maintain stable, secure environments
• Resolving incidents, implementing changes, and performing maintenance tasks efficiently
• Developing operational improvements and automation to increase reliability and productivity
• Creating clear documentation and supporting environment management alongside the Tech Lead
• Monitoring systems proactively to anticipate and prevent issues
• Engaging with stakeholders for service performance reviews and reporting
• Applying ITIL4 practices within an agile operational framework
• Ensuring compliance with industry standards and regulations through managing service operations
• Executing approved changes to configurations and documentation to ensure smooth service delivery

• Proven experience in managing IT operations within complex, secure environments, preferably in national security or defence sectors
• Strong knowledge of VMWare Suite, Windows and Linux system administration
• Familiarity with network technologies, security principles, and backup solutions such as Veeam
• Experience with containerisation platforms like Docker and Kubernetes; monitoring tools such as Nagios
• Excellent communication and collaboration skills across all levels of the organisation
• Familiarity with ITIL framework and working with Dev Ops teams in secure settings
• Supportive understanding of software development practices and microservices architecture

Joining Roke means becoming part of a company that values diversity, innovation, and professional growth. You’ll work in an environment that encourages bringing your whole self to work, with ample opportunity for development within cutting‑edge projects. The role offers stability, a supportive team, and the chance to make a tangible impact in a highly‑regulated, mission‑critical industry, all while enjoying the collaborative culture of a forward‑thinking employer in the Gloucestershire area.

No waffle, no fuss — just a great role waiting for the right person.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.