Senior Infrastructure Engineer

Farnborough | Outside IR35 | 3-Month Rolling Contract

We’re looking for an experienced Senior Infrastructure Engineer to join a major Defence & National Security programme , working within a highly secure technical environment.

This is a hands-on infrastructure role supporting the design, build, maintenance and continuous improvement of secure, multi-classification environments.

Role Overview

• Location: Farnborough
• Contract: Initial 3-month rolling contract
• Clearance: Active UK DV clearance is essential

What You’ll Be Doing

• Design, build, maintain and secure complex infrastructure environments.
• Support Windows and Linux server estates across highly secure environments.
• Work across VMware virtualisation technologies , including vSphere, vCenter and VCF.
• Support public, private and hybrid cloud infrastructure, including Microsoft Azure and Microsoft 365 .
• Maintain, patch and harden infrastructure in line with security policies and best practice.
• Support Kubernetes and OpenShift environments.
• Automate infrastructure and operational processes using technologies such as Ansible, PowerShell and Terraform .
• Monitor infrastructure performance, security alerts and availability, taking appropriate action where required.
• Troubleshoot complex infrastructure incidents and restore services quickly and effectively.
• Support networking, identity, SSO and end-user infrastructure.
• Contribute to Secure by Design principles across infrastructure and project environments.
• Work closely with engineering, architecture and delivery teams within Agile environments.
• Produce technical documentation and share knowledge across engineering teams.

What We’re Looking For

You’ll be a hands-on Senior Infrastructure Engineer with experience working within Defence, National Security or similarly secure environments .

Experience across several of the following would be highly desirable:

• Windows Server 2016+
• Linux – Red Hat, CentOS and/or Ubuntu
• VMware vSphere / vCenter / VCF
• Microsoft 365
• Red Hat OpenShift
• Networking
• Ansible
• PowerShell
• Terraform
• HashiCorp Vault
• DevSecOps tooling
• Elastic
• Nessus
• SSO / Identity technologies
• Application packaging
• Endpoint provisioning, patching and hardening
• Secure by Design principles

Due to the nature of the programme, you must currently hold active UK Developed Vetting (DV) clearance .

This is an excellent opportunity for a DV-cleared Infrastructure Engineer looking for a hands‑on contract where you’ll work with modern infrastructure technologies while supporting mission‑critical Defence and National Security systems.

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