Mechanical Design Engineer

Company: TWG Consulting
Apply for the Mechanical Design Engineer
Location: London
Job Description:

Mechanical Design Engineer Healthcare Decarbonisation

Location: London (Hybrid 3 days office/site, 2 days home) Salary: Up to GBP75,000 + Benefits

About the Role

We are looking for an experienced Mechanical Design Engineer to join a growing team delivering major healthcare decarbonisation projects across NHS estates. As the Mechanical Design Engineer, you will lead the design of low–carbon mechanical building services, supporting projects from feasibility through to commissioning and handover.

Working alongside multidisciplinary engineering teams, the Mechanical Design Engineer will play a key role in delivering heat pump installations, energy centres, district heating networks and mechanical infrastructure upgrades within live healthcare environments.

Key Responsibilities

  • Lead the mechanical design of healthcare decarbonisation projects.

  • Design HVAC, heat pump, LTHW/CHW, energy centre and district heating systems.

  • Produce technical calculations, specifications and Mechanical Design Engineer documentation.

  • Coordinate with electrical engineers, commercial teams and project delivery teams.

  • Support projects through all RIBA design stages.

  • Ensure all Mechanical Design Engineer solutions comply with NHS, HTM, CIBSE and industry standards.

  • Attend client, consultant and contractor meetings as the lead Mechanical Design Engineer.

  • Support commissioning and project handover.

Requirements

  • Degree in Mechanical Engineering or Building Services Engineering.

  • Proven experience as a Mechanical Design Engineer within M&E or building services projects.

  • Strong knowledge of heat pumps, HVAC, building services and low–carbon technologies.

  • Experience delivering Mechanical Design Engineer solutions within healthcare, commercial, public sector or critical infrastructure projects.

  • Familiarity with NHS healthcare environments is desirable.

  • Chartered or working towards Chartership (IMechE/CIBSE) preferred.

Ideal Background

  • Mechanical Design Engineer within a Building Services Consultancy

  • Mechanical Design Engineer for an M&E Contractor

  • Healthcare / NHS Projects

  • Energy & Decarbonisation

  • District Heating & Energy Infrastructure

Package

  • Up to GBP75,000 salary

  • Hybrid working

  • Competitive benefits

  • Excellent career progression

  • Opportunity to work on high–profile Net Zero healthcare projects

#J-18808-Ljbffr…

Posted: July 1st, 2026