Mott MacDonald Bentley are recruiting for a Senior Commissioning Engineer to join the Anglian Water @One Alliance. As part of Anglian Water’s @one Alliance, we are on a mission to create a sustainable and resilient future for water. With an ambitious £2.3 billion capital investment in AMP8, we are revolutionising infrastructure, sustainability, and digital transformation to protect the environment and support growing communities What you will be doing as our new Senior Commissioning Engineer: Be at the forefront of complex, novel, and high-value water and water recycling projects. Drive technical excellence, share your expertise, and shape best practices across the commissioning team. Mentor and support apprentices and assistant engineers to develop the next generation of talent. Collaborate with designers, engineers, and operations teams to influence solutions from the start. Lead and manage on-site commissioning activities on major infrastructure projects. Deliver detailed commissioning plans, risk assessments, and impact assessments. Ensure a zero-customer-impact approach to commissioning. Engage in factory testing, site acceptance testing, and performance optimisation. Apply your knowledge of PLCs, MCCs, process control systems, and water/wastewater treatment. Work with a wide range of internal teams and industry-leading external partners. Log and share lessons learned to continuously improve delivery and performance. Make a real difference to projects ranging from £1M to £75M in value. Use your experience to deliver on time, to budget, and safely. A Little Bit About Your Skills, Experience And Behaviours HNC (BTEC Level 4) in Electrical, Mechanical, or Process Engineering. Proven commissioning experience in wastewater. Site expertise with control systems, process optimisation, and operations. Experience supervising engineers or contractors. Degree and professional membership – a bonus! Strong communicator and collaborator. Able to juggle priorities across multiple complex projects. Full UK driving license. IT literate and solutions-focused. At @one Alliance, you’ll be part of a dynamic, forward-thinking team that is shaping the future of the UK’s water infrastructure. We offer a collaborative and innovative working environment, where your expertise will be valued and your ideas will drive meaningful change. JN Bentley Benefits can be found on the booklet attached.