Network jobs in United Kingdom

Are you ready to play a pivotal role in safeguarding the UK’s critical infrastructure?

Join a leading systems integrator delivering advanced IT infrastructure and cybersecurity solutions for the UK Defence sector, focused on resilience, innovation, and compliance, providing end-to-end managed services to run, maintain, and secure complex IT systems and hosted applications. With deep expertise in Secure By Design principles, system architecture, and platform implementation, the organization empowers defence operations with reliable, secure, and future-ready technology while offering consultancy and guidance to meet evolving security requirements.

Step into a role where your skills make a tangible impact on national security, and apply now to join the mission!

• Design, build, and support secure network infrastructures across private cloud and on-premise environments, ensuring solutions meet strict performance and security requirements. This includes delivering software-defined networking capabilities within VMware environments and maintaining reliable connectivity across physical and virtual estates.
• Configure and support network security controls such as firewalls, VPNs, and load balancing solutions, ensuring high availability and alignment with Zero Trust principles. Automation will be a key focus, with responsibility for reducing manual network operations through scripting and infrastructure-as-code techniques.
• Diagnose and resolve complex network issues across routing, switching, and transport layers, proactively improving stability and performance. Working closely with project teams and stakeholders, you will produce clear network designs and documentation while continuously improving how network services are delivered.

• Active DV Clearance (sole UK national)
• Strong enterprise networking experience across routing and switching technologies
• Hands-on experience with software-defined networking, ideally VMware NSX
• Solid understanding of network security principles including firewalls, VPNs, and segmentation
• Experience with network automation or configuration management tools (e.g. Ansible, Terraform, scripting)

• Hybrid working (3–4 days onsite)
• Work on secure, mission-critical defence programmes
• Exposure to modern SDN and automation technologies
• Collaborative and technically driven engineering culture

• £65,000 per annum