Network Engineer - DefenceHigh Security Clearance Required £65k + benefitsFarnborough basedThis 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 networkingMaintaining and troubleshooting cross-cluster communications within air-gapped Kubernetes environmentsConfiguring and supporting software-defined networking technologiesImplementing automation to reduce operational overhead and improve platform reliabilitySupporting platform upgrades, maintenance activities and incident resolutionParticipating 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 networkingBorder Gateway Protocol (BGP)Linux systems administrationKubernetes administration in production environmentsKubernetes networking, including CNI technologies such as CiliumService Mesh technologies such as IstioMPLS L3 VPN or cloud-native networkingInfrastructure automation using Bash, Python, Git or similar toolsSupporting secure and resilient network environmentsThis