My Client is recruiting for a Commissioning or Senior Commissioning Engineer in the Water Sector We are seeking an experienced Senior/Commissioning Engineer to join our UK delivery team in the Midlands. The role covers a diverse portfolio of MEICA and Civil works, primarily within the water and wastewater treatment sector. The successful candidate will be highly motivated, resilient, and possess strong technical, organizational, and commercial skills, with a proven track record in commissioning and process/MEICA knowledge. Key Responsibilities: Lead and execute on-site commissioning activities for assigned projects, ensuring all testing and integration is carried out safely and effectively. Support the Commissioning Manager and Project Manager as a core member of a multi-disciplinary team. Take a proactive role in developing, producing, and maintaining commissioning plans, test documentation, and completion reports throughout the project lifecycle. Conduct pre-commissioning inspections, fault-finding, and technical queries, and contribute to method statements and risk assessments. Attendance of Factory Acceptance Testing (FAT) of MEICA equipment. Ensure all commissioning documentation is produced accurately and on time, collaborating closely with technical documentation teams for timely delivery of O&M manuals. Engage with client and operations teams to ensure smooth integration of assets and effective project handover, including deli...