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Critical Systems Lead Shift Engineer

United Kingdom, Wokingham · Job Posted March 18, 2026
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Job Description

At Mitie, our people are our greatest strength, and our promise is to create a place to work where you can thrive and be your best every day. We're looking for a Critical Systems Lead Shift Engineer who will operate and maintain critical national infrastructure systems across the NESO estate, ensuring resilience, compliance, and continuity of essential services.

Job Responsibility

  • Support 24/7 critical services, ensuring no unplanned downtime
  • Complete and maintain weekly data including capacity reports and generator logs
  • Work normal hours while providing shift cover when required
  • Apply strong working knowledge of BS 7671 electrical installation and testing requirements
  • Maintain and troubleshoot building systems including HVAC, lighting, AC/refrigeration, LV infrastructure, UPS systems, generators, and associated distribution equipment

Requirements

  • Time‑served electrical apprenticeship
  • Up‑to‑date BS 7671 wiring regulations qualification
  • Familiarity with LPHW (Low Pressure Hot Water) systems
  • Full UK driving licence

Nice to have

  • HNC in Building Services or related discipline
  • C&G 2391 Testing & Inspection
  • Experience with Trend 963 or equivalent BMS platforms
  • IOSH Health & Safety certification
  • HV/LV Authorised Person status
  • Confined Spaces AP certification
  • Knowledge of ACOP L8 (Legionella management)

What we offer

  • Virtual GP for you and household members
  • Financial wellbeing assistance through Salary Finance scheme
  • Access to flexible lifestyle benefits platform (Choices)
  • Purchase up to five extra days’ holiday
  • Buy critical illness insurance, dental treatment, or technology products
  • High street discounts through MiDeals platform
  • Cycle-to-work scheme
  • Life cover of up to four times salary
  • Enhanced pension contributions
  • Save-as-you-earn scheme
  • Mitie Matching Share Plan
  • Mitie Stars recognition with cash prizes

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