Principal Mechanical Engineer

Your new company
A well‑established, multi‑disciplinary building services consultancy is looking to appoint a Principal Mechanical Engineer to lead and grow their mechanical capability from their Epsom office.
This is a senior technical and leadership role, suited to an experienced engineer who enjoys owning projects, mentoring engineers, and playing a visible role in client delivery.

Your new role
As Principal Mechanical Engineer, you will take responsibility for the mechanical design and delivery of complex projects, from concept through to completion. You will act as the technical authority within the team, whilst supporting the wider management and growth of the office.
Key responsibilities include:

Leading mechanical design on medium to large‑scale projects
Overseeing and reviewing designs produced by senior and intermediate engineers
Providing technical guidance, mentorship and quality assurance
Attending client meetings and representing the business at project level
Supporting fee proposals, resourcing and project planning
Working closely with electrical, sustainability and BIM teamsProjects
The role offers exposure to a strong and varied project portfolio, including:

Large commercial office developments and CAT A/CAT B fit‑outs
Healthcare and life sciences facilities
Higher education and research buildings
High‑end residential and mixed‑use schemes
Complex refurbishments and retrofit projects with a strong net‑zero focusMany of the schemes are technically challenging, design‑led, and unsustainabilities, offering real scope for an engineer who wants to remain hands‑on at a senior level.

What you'll need to succeed

Degree qualified in Mechanical Engineering or Building Services
Chartered or working toward CEng status (CIBSE / IMechE)
Strong background in UK building services design consultancy
Proven experience leading projects and managing engineers
Confident communicator with clients and internal stakeholdersWhat you'll get in return

Salary circa £80,000 (depending on experience)
Annual bonus
Enhanced pension
Hybrid / flexible working
Clear progression and leadership opportunitiesWhat you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you but you are looking for a new position, please contact us for a confidential discussion on your career.

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