We are seeking a Mechanical Design Engineer (Building Services) to join our growing engineering team. You will be responsible for the design and development of mechanical building services systems across a variety of projects, working closely with multidisciplinary teams to deliver high-quality, efficient, and compliant solutions. This is an excellent opportunity for an engineer who is technically strong, detail-oriented, and passionate about sustainable building design. Key Responsibilities * Design and develop mechanical building services systems including HVAC, domestic water services, drainage, and low-carbon technologies * Produce mechanical calculations, specifications, schematics, and technical reports * Prepare and review drawings using AutoCAD and/or Revit * Coordinate designs with electrical, architectural, and structural teams * Ensure compliance with relevant standards, regulations, and client requirements * Support projects from concept design through to construction and handover * Attend design meetings and liaise with clients, contractors, and suppliers About You * Degree or equivalent qualification in Mechanical Engineering or Building Services Engineering * Experience in mechanical design within the building services sector * Good understanding of UK building regulations, CIBSE guidance, and industry standards * Proficient in AutoCA...