About this role
Salary: £70,000 - 70,000 per year
Requirements: Experience in defence communications, secure defence environments, or related military engineering roles such as the Royal Air Force, Royal Signals, 14 Signal Regiment, or REMESolid understanding of IT infrastructure, networks and networking, and radio frequency systemsExperience working with or for the Ministry of DefenceExperience with Cisco networking, routers, switches, and firewallsExperience with Windows Server 2016, 2019, or 2022Experience with VMware ESXi and/or Microsoft Hyper-VExperience with LAN, WAN, and VLAN networkingExperience with encryption and cryptographic devicesExperience in hardware installation, fault finding, preventative maintenance, and lifecycle managementExperience producing technical documentation, service reports, and maintenance recordsExperience working within controlled change, release, and configuration management processesHNC, HND, or Degree in Engineering, or equivalent military experienceFull UK driving licenceWillingness and eligibility to obtain SC and DV security clearanceFlexibility to travel to customer sites, including occasional overseas travelAvailability to participate in a 24/7 on-call rota, one week in four Responsibilities: Commission, configure, and support secure networking and encryption equipmentCarry out planned maintenance, patching, firmware updates, and system audits across customer sitesDiagnose and repair complex hardware faults through structured root cause analysisInstall, configure, and maintain Windows Server, virtualised environments, and secure network infrastructureSupport military exercises, demonstrations, customer trials, and acceptance testingDeliver operator and maintainer training to end usersProvide 1st and 2nd line remote technical support for customersAct as the technical interface between customers, engineering, logistics, and project teamsProduce detailed service reports, technical documentation, and knowledge base articlesSupport software releases, deployments, configuration management, and hardware lifecycle activitiesAnalyse field performance data to drive continuous improvements across products and support servicesParticipate in a 24/7 on-call rota, one week in four Technologies: CiscoFirmwareHardwareHyper-VSupportLANNetworkSecurityVMwareWindows More:
We are recruiting a Field Service Engineer to support advanced defence technology across secure customer sites throughout the UK for a leading tech and engineering firm operating within defence. This is a field-based and hybrid role with 2 to 3 days working from home, and it includes participation in a 24/7 on-call rota, one week in four. The role offers the opportunity to work with some of the UKs most advanced defence systems, engage directly with defence customers, and help improve future products and support services through your technical expertise.
last updated 30 week of 2026