Principal HVAC Engineer – Hybrid (Nuclear/Defense)

Design Services Ltd. is seeking a Principal Mechanical Engineer (HVAC) in Manchester for a permanent role with hybrid working (3 days in office, 2 days from home).

The candidate will lead mechanical building services design, mentor junior staff, and contribute to bids and tender documentation while delivering across multiple projects. The role requires Chartered CIBSE status or equivalent, a strong track record in HVAC and public health systems, and eligibility for UK security clearance.

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