Job Description
A leading multidisciplinary engineering consultancy is seeking an experienced and forward-thinking Principal Mechanical Building Services Engineer to join its growing UK team. This is a key leadership role focused on delivering innovative, sustainable building services solutions while acting as a trusted advisor to a diverse client base. This organisation is committed to delivering sustainable, future-focused solutions to the built environment’s most pressing challenges. You’ll be joining a collaborative team of experts working at the forefront of engineering design, with the autonomy to make an impact and the support to grow your career.
Role:
You will take ownership of mechanical design delivery across a broad portfolio of projects spanning sectors such as commercial, residential, hospitality, and energy efficiency. Working within collaborative, cross-disciplinary teams, you will play a central role in shaping both technical outcomes and team development.
Responsibilities:
Leading mechanical design from early concept through to project completion on complex schemes
1. Acting as a primary client interface, translating business needs into practical engineering solutions
2. Supporting project inception activities including brief development, technical workshops, and design reviews
3. Embedding low-carbon and energy-conscious design principles into all stages of delivery
4. Providing technical direction and mentoring to engineers and technicians
5. Managing project deliverables to meet programme, budget, and quality expectations
6. Promoting the effective use of digital design tools and coordinated workflows (e.g. BIM environments)
7. Contributing to continuous improvement of processes, standards, and technical excellence across the business
8. Collaborating across regional teams to support wider business growth and capability
Requirements:
You will be a confident leader with strong technical grounding and a collaborative approach.
9. Degree-qualified in Mechanical Engineering or similar discipline
10. Chartered Engineer status (or equivalent)
11. Extensive experience in building services design across multiple sectors
12. Demonstrated ability to lead multidisciplinary teams and manage client relationships
13. Strong understanding of UK regulations, industry guidance, and best practice standards
14. Proven experience delivering sustainable and low-energy design solutions
15. Excellent communication skills with both technical and non-technical stakeholders
Strengths:
16. Deep knowledge of HVAC and integrated building systems
17. Strong analytical and problem-solving capability
18. Commercial awareness and ability to balance innovation with deliverability
19. Organised and proactive, with the ability to manage competing priorities
20. Passion for mentoring and developing others
Offer:
21. Flexible and hybrid working arrangements
22. Competitive pension and life assurance
23. Private healthcare provision
24. Car allowance or company vehicle option
25. Annual bonus scheme
26. Professional membership support
27. Generous annual leave with option to purchase additional days
28. Wellbeing and employee support programmes
29. Access to retail and lifestyle discounts
30. Electric vehicle salary sacrifice scheme
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