Senior / Principal Mechanical Design Engineer – Building Services Location: Manchester Salary: £52,000 – £65,000 (depending on experience) Working Pattern: Hybrid – 2–3 days per week in the office Employment Type: Permanent The Company An established and highly regarded Building Services consultancy with a longstanding reputation for delivering technically complex engineering projects across the UK. With a dedicated MEP team of 25+ engineers, the practice has particular strength within the healthcare sector, delivering sophisticated mechanical engineering solutions for demanding clinical environments. Whilst healthcare is a core specialism, candidates with experience in pharmaceutical facilities, laboratories or cleanroom environments would also be a strong match, given the similarities in technical complexity, regulatory compliance and stringent environmental control requirements. The consultancy offers a collaborative working environment, an established project pipeline and excellent opportunities for professional development. The Opportunity We are seeking an experienced Senior or Principal Mechanical Design Engineer to take a leading role in the detailed design and delivery of mechanical building services projects, predominantly within healthcare. The position combines hands-on technical design with client engagement, quality assurance and mentoring responsibilities, offering the opportunity to influence engineering standards and project delivery. Key Responsibilities * Lead the detailed design of mechanical building services, including HVAC, heating, cooling, ventilation and associated systems. * Undertake detailed engineering calculations, equipment sizing, technical specifications and design documentation. * Deliver and coordinate mechanical design packages across the relevant RIBA stages. * Ensure designs comply with applicable HTMs, CIBSE guidance, British Standards and relevant regulations. * Develop and maintain strong client relationships, providing technical advice and attending project meetings. * Undertake technical reviews and quality assurance checks to maintain high engineering standards. * Mentor and support Graduate and Junior Engineers, providing technical guidance and design oversight. * Collaborate with multidisciplinary teams to ensure coordinated, technically robust project delivery. Candidate Requirements * Degree or equivalent qualification in Mechanical Engineering or Building Services Engineering. * Strong consultancy experience in detailed mechanical building services design. * Proven experience in healthcare, pharmaceutical, laboratory or cleanroom environments. * Excellent technical knowledge of HVAC systems, engineering calculations and design coordination. * Working knowledge of relevant industry standards, regulations and technical guidance. * Strong client-facing communication, problem-solving and technical leadership skills. * Chartered Engineer status or working towards CEng would be advantageous. What's on Offer? * £52,000 – £65,000, depending on experience and seniority. * Hybrid working – 2–3 days per week in the Manchester office. * Exposure to technically challenging healthcare and specialist engineering projects. * An established and supportive MEP team of 25+ engineers. * Opportunities to mentor developing engineers and influence technical delivery. * Long-term career development within a respected engineering consultancy. Interested? If you're an experienced Mechanical Design Engineer with a background in healthcare or similarly regulated environments, including pharmaceuticals, laboratories or cleanrooms, we'd welcome a confidential conversation. Get in touch to discuss the opportunity and how it could align with your career aspirations