Mott MacDonald Bentley is a fully integrated design and build business combining the design expertise of Mott MacDonald with the contracting experience of JN Bentley to deliver award winning projects. With an annual turnover surpassing £500 million, Mott Macdonald Bentley cements its position as a leader within the industry. The sustained, robust business performance creates an ideal environment for career growth.As a Senior Mechanical Engineer, you will contribute to projects that significantly impact our environment and communities. Working primarily in the UK water market, MMB provides the feasibility, design, construction, and commissioning services needed to keep water flowing and wastewater treated. You''ll work on projects that make a real difference to our environment and our communities by enhancing the efficiency and effectiveness of water and wastewater treatment systems. You will play a pivotal role in shaping the mechanical functions throughout the lifecycle of various projects. From concept design to commissioning, you will ensure that all mechanical aspects are meticulously considered and integrated.The role of a Senior Mechanical Engineer includes: Lead the mechanical design of water and wastewater infrastructure and non-infrastructure projects through the outline and detailed design, construction, commissioning, and handover, including, but not limited to, PandIDs, valve schedules, pump calculations, defining safe access and lifting arrangements, above groun