Senior Mechanical / HVAC Design Engineer
Location: Manchester
Salary: Competitive + car allowance
Employment Type: Full-time, Permanent

A specialist mechanical and HVAC subcontractor is seeking a Senior Mechanical / HVAC Design Engineer to join their dynamic and growing design team in Manchester. This company is known for delivering high-quality, technically complex mechanical systems as a trusted subcontractor across a wide range of real-world, installation-focused projects.

About the Role:

In this role, you'll work within an experienced in-house team that supports the full design-and-build lifecycle of HVAC and mechanical systems. You'll be involved from concept design through to detailed installation support, working on fast-paced projects across sectors including industrial, commercial, retail, and government.

Projects range from high-street retailers and flagship corporate offices to secure government facilities, high-spec industrial environments, and advanced R&D buildings - including collaborations with major names in motorsport, technology, and public infrastructure.

Key Responsibilities:

ead HVAC/mechanical system design for live construction projects
Produce detailed technical drawings, equipment schedules, and coordinated models (AutoCAD/Revit)
Carry out system sizing, ductwork and pipework layouts, and heat gain/loss calculations
Collaborate closely with project managers, site teams, and supply chain partners
Translate specifications and client briefs into cost-effective and buildable solutions
Support site installation teams with technical input and troubleshooting
Ensure compliance with regulations, health and safety standards, and client expectations
Contribute to value engineering, procurement support, and commissioning planning

What We're Looking For:

Experience using industry standard software packages such as AutoCAD, Hevacomp and IES etc
A solid understanding in mechanical engineering, HVAC and building services as a whole
Strong technical experience essential.
Previous experience is essential
Full driving.

What's on Offer:

Competitive salary and car allowance
performance-based bonus
Flexible working arrangements (hybrid options available)
Ongoing training and career development opportunities
Opportunity to work on diverse and prestigious UK and international projects
A collaborative, supportive team culture