Senior Mechanical Design Engineer

  • Options Resourcing Ltd
  • 13/03/2026
Full time Construction

Job Description

Senior Mechanical Design Engineer - Building Services

Location: Midlands / Hybrid Working
Salary: Competitive + Benefits

An established and growing building services engineering contractor is seeking a Senior Mechanical Design Engineer to join its expanding design team. The business delivers mechanical and electrical design and installation services across a wide range of sectors including commercial, leisure, education, industrial, and large-scale development projects across the UK.

This is an excellent opportunity for an experienced mechanical engineer to take a leading role in the design and delivery of complex building services projects within a collaborative and supportive engineering environment.

The Role

As a Senior Mechanical Design Engineer, you will be responsible for leading the mechanical design of building services systems from concept through to construction. You will work closely with project managers, site teams, and external consultants to ensure designs are practical, efficient, and delivered on schedule.

Key Responsibilities

  • Lead the design and development of mechanical building services systems including HVAC, heating, ventilation, and domestic water services

  • Produce and review detailed mechanical calculations, specifications, and technical reports

  • Prepare and coordinate mechanical drawings and BIM models using industry-standard design software

  • Liaise with internal project teams, contractors, and external consultants to coordinate services design

  • Provide technical support to project delivery and site installation teams

  • Attend design meetings and contribute to project planning and coordination

  • Mentor and support junior engineers within the design team

  • Ensure designs comply with relevant regulations, standards, and sustainability targets

Requirements

  • Degree qualified in Mechanical Engineering or Building Services Engineering (or equivalent)

  • Significant experience in mechanical design within the building services sector

  • Strong knowledge of HVAC systems, heating and cooling plant, and ventilation design

  • Experience producing mechanical calculations and technical specifications

  • Familiarity with industry design software such as CAD and BIM tools

  • Strong communication and coordination skills

  • Ability to manage multiple projects and deliver designs within deadlines

Desirable

  • Progress toward or achievement of professional chartership

  • Experience working within a design-and-build or contractor environment

  • Knowledge of energy-efficient and low-carbon building systems

What's on Offer

  • Competitive salary and benefits package

  • Hybrid working options

  • Opportunities to work on large and high-profile construction projects

  • Career progression within a long-established and growing engineering business

  • Support for professional development and chartership

If you are an experienced Mechanical Design Engineer looking to take the next step in your career and play a key role in delivering complex building services projects, we would welcome your application.

Click apply now! Or for any further information call Millie on (phone number removed), alternatively you can removed)