Description Costain are working with Thames Water on a variety of water and wastewater projects and have fantastic opportunities for individuals to join our growing AMP8 delivery team, working predominantly across the Thames Valley and Thames South regions. There is a mix of projects ranging from smaller capital maintenance to large civil new build schemes. We have an exciting opportunity for a Commissioning Engineer (MEICA) to join our Thames Water Framework. At Costain, we believe diverse perspectives drive innovation. If you’re passionate about making a positive impact and think you can bring value to our team, we’d love to hear from you—even if you don’t tick every box. Your unique skills and experiences could be exactly what we need. LI-BM1 Responsibilities Oversee commissioning and systems integration activities across the project lifecycle Configure and calibrate analytical equipment; integrate with monitoring systems Provide progress and status reporting to the Core Management Team Review and approve RAMS for commissioning activities Supervise and inspect subcontractor installations, ensuring compliance with quality standards and ITPs Manage installation activities and produce documentation for project close-out Lead Factory and Site Acceptance Testing (FAT/SAT) in line with ITPs Coordinate commissioning plans and ensure completion of all associated documentation Deliver training to operations teams on new process plant and equipment Act as front-line supervisor during commissioning and installation phases Role required to ensure safe, compliant, and timely delivery of commissioning activities Risk of delays, quality issues, and non-compliance if not filled. Duties cannot be effectively redistributed due to specialist technical requirements Qualifications Organise and prioritise work Programme Management Ability to plan, manage, and coordinate commissioning tasks within a larger project framework team Identify risks and control measures Follow health and safety and environmental legislation, regulations, and practice. For example, apply control measures, wear PPE, harness, gas detector and breathing apparatus required for the task