Infrastructure Engineer - Farnborough 5 days onsite - Permanent Up to £80,000 Per Annum Benefits SC Clearance or to be eligible Overview Fuel Recruitment is supporting a specialist organisation operating within National Security & Defence, who are seeking an Infrastructure Engineer to join their growing team. This role sits within an experienced infrastructure function responsible for secure, high-performance environments across multiple classifications. Youll work on modern virtualised, cloud and on-premises systems, contributing to Secure by Design principles and supporting both internal environments and customer-focused projects. This is an excellent opportunity for an engineer looking to expand their technical expertise while working on impactful, complex projects. Key Responsibilities Maintain, improve and secure multi-classification virtualised collaboration and development environments. Support the enhancement of Secure by Design practices across internal systems and project deliveries. Provide infrastructure support across public cloud services (Microsoft 365/Azure) and hybrid environments throughout implementation and support lifecycles. Manage infrastructure maintenance through change control processes. Monitor and triage alerts across ticketing and security systems, performing appropriate actions. Ensure all platforms are patched in line with provider recommendations and internal security policy. Rapidly assess and respond to incidents, ensuring service restoration and completion of follow-up actions. Identify recurring issues and propose improvements to boost stability and performance. Maintain up-to-date knowledge of secure cloud, network and virtualisation technologies. Share expertise through documentation, knowledge articles and team collaboration. Key Skills / Experience Essential: Windows Server 2016 administration VMware vSphere / vCenter / VCF Azure and Microsoft 365 administration Linux (CentOS, Red Hat, Ubuntu) PowerShell scripting End-User Device provisioning (Autopilot), maintenance, patching and hardening Understanding of SSO concepts and operations Experience working in protectively marked environments Desirable: Kubernetes administration (e.g., VMware TKGI) DevSecOps tooling (Elastic, Nessus, etc.) Application packaging HashiCorp Terraform HashiCorp Vault Experience working within Agile sprint environments