Your new company Hays are partnering with a leading Tier-1 contractor delivering major water and environmental infrastructure projects across the UK. As part of a large-scale Water Treatment Works construction programme, we are recruiting an experienced Electrical Site Manager specialising in pre-commissioning to support delivery through the final stages of installation, testing and commissioning. Your new role As Electrical Site Manager (Pre-Commissioning), you will take ownership of all electrical works as the project transitions from construction to commissioning. You will coordinate MEICA teams, subcontractors and commissioning engineers to ensure electrical systems are installed, tested, energised and handed over in line with project requirements. Key responsibilities include: Managing day-to-day electrical site activities during pre-commissioning and commissioning phasesEnsuring ITPs, RAMS, permits, test sheets and commissioning documentation are completed accuratelySupervising electrical installation teams and supporting the integration of mechanical and ICA worksPlanning and sequencing pre-commissioning works to meet programme milestonesLiaising with site management, design teams, OEMs and the client commissioning groupOverseeing LV systems, cabling, control panels, MCCs, instrumentation, pumps and process equipmentEnsuring all works comply with CDM, HandS, WIMES and relevant electrical standardsSupporting energisation, loop checks, FAT/SAT, functional tests and syst