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Infrastructure System Administrator

Northrop Grumman - United Kingdom-New Malden

Posted May 12, 2026

Benefits

Parental leave
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Non-birth-parent leave
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Family-building benefits
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About this role

Infrastructure System Administrator United Kingdom-New Malden UK CITIZENSHIP REQUIRED FOR THIS POSITION: Yes RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: UK-Security Check (SC) TRAVEL: Yes, 10% of the Time What's your possible? £45,000 - £55,000 At Northrop Grumman UK, you're part of a team defining what's possible-solving tomorrow's challenges and shaping the technology solutions of the future. This mindset drives not only our customer solutions but also your career development and the impact we make in our communities. This is more than just a job-it's a mission. We're looking for an experienced Infrastructure Systems Administrator to join our pioneering team working at the intersection of Information Technology (IT) and Operational Technology (OT). You'll help design, develop, and maintain secure infrastructure for naval platform management systems-supporting both surface ships and submarines. This role is part of our mission systems team, where innovation meets purpose. You'll be instrumental in ensuring the reliability, security, and compliance of our development environment and final product-contributing directly to national defence and global security. What you'll be doing: Designing ICS Infrastructure for naval platforms, ensuring high availability and defence-grade security. Integrating IT/OT systems to support mission-critical operations. Managing Windows Server and Red Hat Linux environments , optimising for performance and compliance. Implementing virtualisation solutions (VMware, Hyper-V) to support scalable development. Maintaining IT assets and automating monitoring/reporting across the development environment. Enforcing cybersecurity standards , conducting vulnerability scans, and ensuring regulatory compliance (ISO 27001, IEC 62443). What we're looking for: Proven experience in IT infrastructure, ideally with

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Apply link verified; last checked Jun 13, 2026.

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