Senior Infrastructure Engineer (MOD/UK Security Clearance Req)

Infrastructure Engineer - Farnborough - -60k - -80k - Highest Security Clearance Required

Working Pattern:

• Mid-Level Infrastructure Engineer - 2 days onsite per week
• Senior Infrastructure Engineer - 3 days onsite per week

A growing technology organisation operating within highly secure environments is looking to hire both Mid-Level and Senior Infrastructure Engineers to support and evolve critical infrastructure platforms across complex programmes.

These opportunities suit engineers who enjoy working in security-conscious environments where resilience, availability and compliance are central to day-to-day operations.

Infrastructure Engineer

The mid-level role is suited to engineers looking to deepen their experience within complex, high-security environments while working alongside senior technical teams.

You''ll ideally have:

• Experience supporting enterprise infrastructure environments
• Strong troubleshooting and operational support capability
• Exposure to virtualisation, networking and secure systems administration
• Experience working within structured or regulated environments

Senior Infrastructure Engineer

The senior role is suited to experienced infrastructure engineers capable of leading technical delivery, mentoring others and owning critical infrastructure services.

You''ll ideally have:

• Experience designing and delivering secure infrastructure solutions
• Strong ownership across infrastructure lifecycle management
• Ability to lead technical problem solving and platform improvement initiatives
• Experience working within highly secure or mission-critical environments
• Capability to mentor junior engineers and contribute to technical direction

Candidates must demonstrate experience across the following technologies:

• Windows Server / Domain Services - strong understanding of AD, GPOs, domain architecture
• VMware - hands-on experience with VCF, NSX, vCenter, SAN integration, and ESXi
• Hyper-V - practical exposure to virtualisation management and configuration
• PKI / Encryption - understanding of certificate services, key management, and secure communication
• Networking - switch configuration, VLANs (including SAN-related VLANs), routing fundamentals
• Linux - operational capability across common distributions
• Infrastructure as Code (IaC) & Automation - experience with tools such as Terraform, Ansible, or similar

Clearance

Due to the sensitive nature of the work, candidates must hold Highest Security Clearance Required to be considered.