Peter Deer and Associates are seeking a skilled Senior/Principal Mechanical Engineer to drive innovation and excellence in our projects.

Senior / Principal Mechanical Engineer – Building Services M&E Consultant
London, UK

Full time, permanent
£60,000 - £65,000 per annum negotiable on experience
Degree and experience in Mechanical Engineering is required

Please Note: Applicants must be authorised to work in the UK

Peter Deer and Associates is a forward-thinking consultancy specialising in building services, offering innovative solutions across commercial and residential sectors. Our team is dedicated to engineering excellence, sustainability, and collaborative teamwork. We pride ourselves on our supportive culture where individual contributions are valued, and continuous professional growth is encouraged.

The Role

Join our dynamic team as a Senior/Principal Mechanical Engineer and take on a key role in leading mechanical engineering projects from conception through to completion.

Key Responsibilities:

Mechanical Design & System Expertise: Develop and design HVAC, plumbing, heat pump, and fire protection systems for commercial and residential buildings, ensuring energy efficiency and regulatory compliance
Site Surveys & Technical Drawings: Conduct independent site assessments, produce actionable reports, and create precise layouts using AutoCAD and Bluebeam
Energy Management: Integrate energy-efficient systems, renewable technologies, and low-carbon solutions, meeting BREEAM, LEED, and UK standards
Client Liaison & Project Management: Present designs clearly to clients, and work closely with project teams to meet timelines and standards
Mechanical Team Lead: Leading and mentoring the Mechanical Design Engineering team

The Ideal Candidate

We’re looking for a proactive engineer with strong technical skills and leadership capabilities, ready to contribute to impactful projects in the building services industry.

You will have:

Degree in Mechanical Engineering (ideally Master’s level) with IEng/CEng accreditation
8+ years of experience in mechanical design for building services
Proficient in AutoCAD, Revit, Bluebeam, BIM, and SAP
Strong knowledge of UK building regulations and standards
Membership or working towards professional certification with CIBSE or IMechE

About you:

Problem-solving and detail-oriented approach
Leadership and team management skills
Effective client communication and presentation skills
Multidisciplinary team collaboration abilities
Proficient understanding of EI&T Integrated services

If you’re ready to lead innovative projects in a collaborative and growth-focused environment, apply today!

How to apply for the role:

If you have the skills and experience required for this position, click “apply” today and check your inbox for an email providing more information on how to tailor your application and provide a cover letter or any supporting documents.

You must be authorised to work in the UK. No agencies please.

Other suitable skills and experience include Building Services Engineer, HVAC Engineer, Mechanical Design Engineer, Systems Engineer, Energy Engineer, Project Engineer, MEP Engineer, Senior Building Services Engineer, Thermal Systems Engineer, and Mechanical Systems Analyst.

Mechanical Engineer Building Services M&E Consultant