A leading engineering and design firm is seeking a Senior / Principal Mechanical Engineer in London to lead mechanical design concepts for data centres. The role involves coordinating design analysis, mentoring junior colleagues, and optimizing systems across multiple projects. The ideal candidate is a Chartered Engineer or close to attaining this status, with strong experience in data centre design, energy modelling, and excellent commercial awareness. Opportunities for leadership development and collaboration with global teams are provided. #J-18808-Ljbffr