Commissioning Engineer (M&E) - AWE Burghfield Location: AWE Burghfield (site-based, full-time) Rate: £500-£600/day (Umbrella PAYE, Inside IR35 - all-in) Duration: ASAP - September 2026 Clearance: SC preferred (must be eligible to obtain) We are seeking experienced Mechanical & Electrical Commissioning Engineers to support a major programme within a highly regulated nuclear environment. This is a site-based role, requiring strong commissioning expertise and a proactive, safety-first approach. Role Overview Commissioning of building services and facility systems Support FAT / SAT and full system lifecycle testing Execute functional testing, validation, and handover activities Work closely with project teams to ensure compliance and delivery Systems In Scope HVAC / ventilation Fire detection & alarm systems CCTV & security systems Lighting & power distribution Mechanical & electrical plant Essential Requirements Nuclear experience (non-negotiable) Proven commissioning experience on large, regulated projects Strong background in building services / M&E systems Experience with FAT, SAT, and test documentation (test packs) Valid CSCS card (site access requirement) SC Clearance (or ability to obtain) Desirable Experience within Defence / high-security environments Relevant technical qualifications (HNC/HND/Degree in Engineering discipline) Additional Info Full-time, site-based role (Burghfi...