Job Title: Principal Mechanical Design Engineer Location: Woking Job Type: Permanent Sector: Building Services Start Date: Flexible Salary: £65,000 - £75,000 per annum Overview A new vacancy has been created for a Principal Mechanical Design Engineer to join a growing Building Services team in Woking. This is a senior-level opportunity suited to a technically strong mechanical engineer who can take ownership of projects, lead design delivery, and play a key role within the wider engineering team. Key Responsibilities · Lead the mechanical design of building services projects from concept through to completion · Take technical ownership of HVAC, heating, cooling and ventilation systems · Produce and review detailed mechanical calculations and specifications · Oversee drawing production and ensure compliance with UK standards · Coordinate with electrical, public health and other multidisciplinary teams · Attend client and design team meetings · Mentor and support junior engineers · Contribute to maintaining high technical and quality standards Requirements · Proven experience operating at the Senior or Principal Mechanical Engineer level · Strong background in Building Services mechanical design · Excellent technical knowledge of HVAC and associated systems · Experience delivering projects across multiple RIBA stages · Strong communication and leadership skills · Ability to manage workload and support project deadlines Candidate Profile You will be a confident and experienced Mechanical Design Engineer ready to step into (or continue within) a principal-level position. This role offers the opportunity to influence project delivery and contribute to the continued growth of a technically focused engineering team in Woking. If you are an experienced mechanical design professional seeking your next senior-level opportunity, we would be keen to hear from you.For further information on this opportunity, please contact Luke Rees on 02392 603030 or email luke.rees@blueprintrecruit.com Alternatively, please apply directly using the “Apply” option below.