Network Engineer - Defence - High Security Clearance Required

Network Engineer - Defence<br />High Security Clearance Required £65k + benefits<br />Farnborough based This role sits within a team responsible for building and supporting secure cloud infrastructure in a highly secure environment.

The position combines traditional network engineering with cloud-native platform networking, supporting Kubernetes-based services operating within air-gapped infrastructure. You'll work across both physical and virtual networking layers, helping maintain secure, resilient and highly available platforms. Key responsibilities include:

Supporting and improving secure cloud platform networking<br />Maintaining and troubleshooting cross-cluster communications within air-gapped Kubernetes environments<br />Configuring and supporting software-defined networking technologies<br />Implementing automation to reduce operational overhead and improve platform reliability<br />Supporting platform upgrades, maintenance activities and incident resolution<br />Participating in an on-call rota (1 week in 6)The team is looking for engineers with experience in several of the following areas:

IP networking, WAN technologies and Layer 2-7 networking<br />Border Gateway Protocol (BGP)<br />Linux systems administration<br />Kubernetes administration in production environments<br />Kubernetes networking, including CNI technologies such as Cilium<br />Service Mesh technologies such as Istio<br />MPLS L3 VPN or cloud-native networking<br />Infrastructure automation using Bash, Python, Git or similar tools<br />Supporting secure and resilient network environmentsThis role would suit a Network Engineer who enjoys troubleshooting complex environments, automating repetitive tasks and working across both traditional networking and modern cloud-native platforms