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Senior Mechanical Design Engineer

Job details
Posting date: 06 October 2025
Salary: £45,000 to £65,000 per year
Additional salary information: Additional benefits + career progression
Hours: Full time
Closing date: 05 November 2025
Location: Greater London, London, sw1w 0ex
Company: Pertemps
Job type: Permanent
Job reference: 58097695

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Summary

Senior Mechanical Design Engineer - Building Services
Location: London (Hybrid Working)
Salary: £45,000 - £65,000+ (DOE)

A well-established employee-owned Building Services Consultancy is seeking a Senior Mechanical Design Engineer to join their London team. The consultancy has a long-standing reputation for delivering sustainable, technically excellent solutions across commercial, mixed-use, retail and industrial projects.

The Role
As a Senior Mechanical Design Engineer, you will lead mechanical design projects from concept to completion, taking ownership while working closely with clients, architects and project teams. Key responsibilities include:

- Producing calculations, specifications, drawings and tender documentation
- Leading projects and representing the consultancy in client and design team meetings
- Conducting site visits, surveys and inspections
- Coordinating with other disciplines and reviewing contractor designs and value engineering proposals
- Supporting and mentoring junior engineers

About You

- Minimum 5 years’ experience in mechanical building services design, preferably in commercial offices
- Strong knowledge of AutoCAD, Hevacomp, Bluebeam and Navisworks
- Consultancy design background with HNC or equivalent in a relevant discipline
- Excellent client-facing, organisational and project management skills
- Desirable: Revit MEP, EDSL TAS, CIBSE/IMechE membership

Why Join

- Take ownership of projects and work directly with clients in a collaborative, hands-on environment
- Join a supportive culture focused on mentoring, professional development and career progression
- Be part of an employee-owned consultancy with a commitment to sustainability and innovation
- Wide-ranging projects across London and the UK, giving variety and exposure
- Benefits include 23 days’ annual leave + bank holidays, pension scheme, private healthcare and hybrid working

If you are an experienced Mechanical Design Engineer looking to join a dynamic, people-focused consultancy in London, apply today or contact us confidentially to discuss the role.

Please contact:
Alex Bartley
RGB Network
Office: 020 7932 2800
Email: abartley @ rgb .co .uk

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