Overview

Job Title: Senior / Principal Mechanical Building Services Engineer

Location: Glasgow (3 days office / 2 days WFH)

Contract: 12 months Inside IR35

Rate: 50–60/hr (Senior) 65–75/hr (Principal)

We're looking for Mechanical Engineers to join a JV team delivering the Nuclear Technical Support Provider (NTSP) framework – a (Apply online only)m programme supporting the Clyde Infrastructure Programme (CIP) and wider Royal Navy / MOD projects.

The Role:

• Lead the design & delivery of building services systems (HVAC, water, drainage, fire protection) for nuclear facilities.
• Carry out mechanical calculations, flow analysis, and code–based design.
• Oversee drawings, schematics, schedules, and CAD/Revit models.
• Ensure compliance with nuclear, safety, and engineering standards.
• Collaborate across disciplines & mentor junior engineers.

Requirements:

• Proven building services & HVAC design experience.
• Strong background in mechanical calculations & design to code.
• Sole British nationality (security requirement).