Our Client is a leading national building services engineering consultancy delivering mechanical, electrical, and public health (MEP) design solutions. With one of the largest teams in Leeds working across a range of sectors including commercial, leisure, residential, and education, they work provide practical, efficient, and compliant engineering designs, supporting projects from concept through to completion. In Leeds they are seeking a Senior Mechanical Engineer to lead the design and delivery of mechanical building services projects. This role requires strong technical expertise in HVAC and mechanical systems, alongside the ability to manage projects, coordinate with multidisciplinary teams, and mentor junior engineers. You will play a key role in ensuring high-quality, cost-effective, and energy-efficient solutions are delivered to clients across a variety of projects, working to tight deadlines and responsible for managing the hours accredited to each live scheme. Key Responsibilities Lead the mechanical design of MEP systems, including HVAC, domestic water services, drainage, and plant room layouts Carry out heating and cooling load calculations, equipment sizing, and system selection Produce detailed designs, specifications, reports, and technical drawings Ensure compliance with relevant standards (BS, EN, CIBSE) and UK Building Regulations Coordinate with electrical engineers, architects, and contractors to deliver integrated designs Manage multiple projects and ..... full job details .....