Principal Mechanical Design Engineer

9 Days Old

Principal Mechanical Engineer – Building Services

Location: South Croydon or London Bridge

Working Pattern: Hybrid (3 days in office, 2 from home)

Are you a hands-on Principal Mechanical Engineer ready to lead complex, high-value building services projects while mentoring a talented team This opportunity sits within a long-established building services consultancy with more than 30 years’ experience delivering MEP projects across the UK.

About the Organisation

This respected engineering practice specialises in healthcare, commercial, leisure, high-end residential, industrial, defence and education sectors.

What sets them apart:

A deep engineering heritage, successfully delivering building services engineering projects for over 25 years.

A strong sustainability ethos with expertise in low-carbon design, renewable technologies, and modern environmental engineering.

A stable team with decades of combined experience, working with well-known national and international clients.

Operating primarily across London and the South, backed by strong client relationships and repeat business.

With a strong delivery-focused culture, this is the ideal setting for a senior mechanical engineer who wants influence, responsibility, and meaningful impact.

The Role

As a Principal Mechanical Engineer, you will take full technical and leadership ownership of multiple building services projects across varied sectors. Responsibilities include:

Leading mechanical engineering design across healthcare, commercial, leisure, industrial and high-end residential projects.

Developing detailed mechanical design concepts, remaining hands-on throughout all project stages.

Managing and mentoring a small team of mechanical engineers, ensuring technical quality and delivery excellence.

Working closely with multidisciplinary colleagues to craft integrated, sustainable building solutions.

Representing the practice in client and design team meetings, articulating strategy and technical direction.

Contributing to feasibility studies, condition surveys, and wider MEP coordination where needed.

What Makes This Opportunity Attractive

Hybrid working – choose between South Croydon or London Bridge offices, with flexibility to work from home two days a week.

Join a consultancy that is ISO 9001 accredited and Constructionline registered, recognised for its consistent quality and assurance standards.

Exposure to a wide range of services including MEP design, feasibility studies, low-carbon solutions, renewable technologies, EPC/DEC assessments, and contract administration.

A leading practice in low-carbon design and sustainable engineering, integrating renewable and energy-efficient solutions across projects.

An experienced leadership team with a collaborative, hands-on approach that supports professional growth and autonomy.

Who We’re Looking For

An experienced mechanical engineer with substantial building services consultancy experience.

Someone who thrives in a hands-on technical role, leading design while managing projects effectively.

A confident leader who can guide a small engineering team and elevate technical standards.

Experience in healthcare, commercial, residential care, leisure, or industrial sectors is advantageous
Apply
Location:
London
Salary:
£60,000 - £70,000 /annum
Job Type:
FullTime
Category:
Consulting

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