Job Title: Principal Mechanical Engineer - Building ServicesLocation: Norwich, UKSalary: Up to £75,000 per annumContract Type: Permanent, Full-TimeWorking Pattern: Hybrid (with potential for one day per week in the office)Sector: MOD, MOJ, Residential, Commercial, EducationalRole OverviewWe are seeking an experienced and forward-thinking Principal Mechanical Engineer to join our building services team in Norwich. This senior role offers the opportunity to lead mechanical design across a diverse portfolio of projects, including MOD, MOJ, residential, commercial, and educational sectors.You''ll play a key role in shaping technical delivery, mentoring junior engineers, and driving sustainable, low-carbon design solutions. With flexible working and the option to be in the office just one day a week, this position offers both autonomy and impact.Key Responsibilities Lead mechanical design and specification of HVAC, public health, and energy systemsDeliver projects from concept through to completion, ensuring compliance with UK regulations and client requirementsCoordinate with multidisciplinary teams including electrical, architectural, and structural consultantsProvide technical leadership and mentorship to junior engineers and techniciansAttend client meetings, design reviews, and site inspectionsContribute to fee proposals, resource planning, and project programmingEnsure designs are delivered on time, within budget, and to a high technical standardSupport the development of ..... full job details .....