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Senior Mechanical Engineer

Job details
Posting date: 09 June 2025
Salary: £50,000 to £60,000 per year
Additional salary information: additional benefits + career progression
Hours: Full time
Closing date: 09 July 2025
Location: Central London, London, sw1w 0ex
Company: Pertemps
Job type: Permanent
Job reference: 56920576

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Summary

Senior Mechanical Engineer
Location: London (Hybrid – 3 days in office, 2 days remote)
Salary: £50,000 – £60,000 per annum
Type: Full-time, Permanent
Sector: Building Services and Environmental Design

A respected building services and environmental design consultancy based in central London is seeking a Senior Mechanical Design Engineer to join their growing team.

This is a great opportunity for an experienced engineer to lead mechanical design on a range of high-quality, sustainability-focused projects. The role involves delivering detailed design packages, coordinating with external consultants, and guiding junior engineers through each stage of the project lifecycle.

The consultancy has built a strong reputation for technically excellent, environmentally responsible design, with a collaborative, people-focused approach. Projects span residential, commercial and cultural sectors in both the UK and internationally.

Key responsibilities include:

- Leading mechanical design across multiple projects

- Carrying out thermal calculations, energy modelling, plant sizing and carbon assessments

- Producing detailed design reports, drawings, specifications and schedules

- Coordinating with external design teams and internal MEP disciplines

- Attending design team meetings and conducting site inspections

- Mentoring and delegating to junior engineers

- Ensuring compliance with all relevant standards and regulations

Essential requirements:

- Minimum 4 years' experience in mechanical building services design

- Degree in Mechanical Engineering, Building Services Engineering or similar

- Proficient in thermal modelling (e.g. IES), AutoCAD and ideally Revit

- Strong understanding of building regulations, British Standards and CIBSE guidance

- Awareness of CDM responsibilities and sustainable design principles

- Excellent written and verbal communication skills

- Strong organisational and leadership qualities

- Working towards chartership (CIBSE or IMechE)

Benefits include:

- Competitive salary of £50,000 – £60,000 depending on experience

- Flexible hybrid working (3 days office / 2 days from home)

- Support for chartership and continued professional development

- Collaborative and relaxed working environment

- Opportunities to work on innovative, design-led projects

This is an ideal role for a motivated engineer looking to take the lead in a consultancy where technical quality, design integrity and sustainability are core values.

To apply or find out more, please contact David Hilditch at RGB Network.

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