Water/Wastewater Commissioning Lead - Full Lifecycle, On-Site

Blueprint Recruitment Solutions Ltd is seeking an experienced Commissioning Engineer to support major water and wastewater process projects across the full commissioning lifecycle. Two positions exist in Hertfordshire and Surrey, with options Inside or Outside IR35.

You will oversee installation, testing, systems integration and handover, working closely with design teams, suppliers and client teams. The role requires hands-on commissioning, FAT/SAT and site leadership, typically 40–45 hours per