IT Infrastructure Administrator

CV-LibraryChessingtonpermanentPosted: 14 April 2026
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UK CITIZENSHIP REQUIRED FOR THIS POSITION
Location: South West London
Salary: £45k - £55k
Clearance: SC (or eligible)

IT Infrastructure Administrator to work across IT and Operational Technology (OT) teams at a defence company based in London. Infrastructure Systems Administrator will design, develop, and maintain secure infrastructure for defence platform management systems for military vehicles.

Responsibilities:

Designing ICS Infrastructure for Integrated Platform Management Systems, ensuring defence-grade security.
Integrating IT/OT systems to support mission-critical operations.
Managing Windows Server and Red Hat Linux environments.
Implementing virtualisation solutions; either VMware or Hyper-V.
Enforcing cybersecurity standards.
Requirements:

Proven experience in IT infrastructure, IT and OT integration preferred.
Strong skills in Windows Server domains and some Linux.
Hands-on experience with virtualisation technologies like VMware and Hyper-V.
Knowledge of cybersecurity standards.
Must be eligible for Security Clearance and be a UK Citizen

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