Location: Hybrid from either London or Reading Our client is on a mission to become the world s leading integrated design practice. Our architects, engineers, interior designers, sustainability specialists, and technologists are passionate about the power of design. We take an innovative, collaborative approach to projects, sharing a common belief that sustainable design for the built environment can make the world a better place for future generations. This is an exciting opportunity for a Principal Mechanical Engineer (Data Centre) to join our busy multidisciplinary Building Services team in London or Reading. The role involves guiding the technical design of projects as subject matter expert, mentor, and resource to the technical team. You will delegate, lead, and direct work of Project Engineers and Designers. You will conceptualise, execute, and ensure quality throughout the design process to meet our clients needs and expectations. Key Responsibilities Manages technical project process and scope of work within own discipline; reviews schedule and budgeted hours; finds and resolves all inconsistencies with project manager. Delegates tasks to engineers and designers within own discipline as appropriate. Follows quality management process; conducts project reviews and approvals before all QA/QC reviews done by the technical authority. Maintains strong client relations; able to understand and articulate project and design requirements, progress, and troubleshooting to clie