At a Glance
- Tasks: Support advanced defence technology and maintain secure networking systems.
- Company: Leading tech and engineering firm in the defence sector.
- Benefits: Competitive salary, hybrid working, and hands-on experience with cutting-edge technology.
- Other info: Opportunity for travel and participation in a 24/7 on-call rota.
- Why this job: Make a real impact on critical systems and military operations while advancing your career.
- Qualifications: Experience in defence communications and IT infrastructure; degree or equivalent military experience required.
The predicted salary is between 60000 - 70000 £ per year.
Requirements
- We need experience in defence communications, secure infrastructure, or military engineering environments, ideally gained in the RAF, Royal Signals, 14 Signal Regiment, REME, or similar roles.
- We need a solid understanding of IT infrastructure, networks and networking, and radio frequency systems.
- We need experience working with or for the Mo D, including operational or deployed defence infrastructure.
- We need experience with Cisco networking equipment, including routers, switches, and firewalls.
- We need experience with Windows Server 2016, 2019, or 2022.
- We need experience with VMware ESXi and/or Microsoft Hyper-V.
- We need experience with LAN, WAN, and VLAN networking.
- We need experience with encryption and cryptographic devices.
- We need experience in hardware installation, fault finding, preventative maintenance, and lifecycle management.
- We need experience producing technical documentation, service reports, and maintenance records.
- We need experience working within controlled change, release, and configuration management processes.
- We need an HNC, HND, or degree in Engineering, or equivalent military experience.
- We need a full UK driving licence.
- We need willingness and eligibility to obtain SC and DV Security Clearance.
- We need flexibility to travel to customer sites, including occasional overseas travel.
- We need availability to participate in a 24/7 on-call rota, one week in four.
Responsibilities
- We commission, configure, and support secure networking and encryption equipment.
- We carry out planned maintenance, patching, firmware updates, and system audits across customer sites.
- We diagnose and repair complex hardware faults through structured root cause analysis.
- We install, configure, and maintain Windows Server, virtualised environments, and secure network infrastructure.
- We support military exercises, demonstrations, customer trials, and acceptance testing.
- We deliver operator and maintainer training to end users.
- We provide first- and second-line remote technical support for customers.
- We act as the technical interface between customers, engineering, logistics, and project teams.
- We produce detailed service reports, technical documentation, and knowledge base articles.
- We support software releases, deployments, configuration management, and hardware lifecycle activities.
- We analyse field performance data to drive continuous improvements across products and support services.
- We participate in a 24/7 on-call rota, one week in four.
Technologies
- Cisco
- Firmware
- Hardware
- Hyper‑V
- Support
- LAN
- Network
- Security
- VMware
- Windows
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.
The role is based in Woking with a hybrid working pattern of 2 to 3 days working from home.
We offer a salary of £60,000 to £70,000 depending on experience, and the role includes participation in a 24/7 on-call rota.
This is a hands‑on field engineering position supporting critical systems, military exercises, customer trials, and operational capability, with the opportunity to work with some of the UKs most advanced secure defence technologies and help influence future product improvements.
- last updated 33 week of 2026
- #J-18808-Ljbffr
Field Service Engineer - Woking employer: CBSbutler Holdings Limited trading as CBSbutler
At CBSbutler, we pride ourselves on being an excellent employer, offering a dynamic work culture that fosters collaboration and innovation. Our Hampshire location provides a secure environment for our DV Cleared Infrastructure Test Engineers to thrive, with competitive rates and opportunities for professional growth within a high-profile infrastructure programme. Join us to be part of a team that values your expertise and supports your career development in a meaningful way.
Contact Details:
CBSbutler Holdings Limited trading as CBSbutler Recruitment Team
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