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 phases Ensuring ITPs, RAMS, permits, test sheets and commissioning documentation are completed accurately Supervising electrical installation teams and supporting the integration of mechanical and ICA works Planning and sequencing pre‑commissioning works to meet programme milestones Liaising with site management, design teams, OEMs and the client commissioning group Overseeing LV systems, cabling, control panels, MCCs, instrumentation, pumps and process equipment Ensuring all works comply with CDM, H&S, WIMES and relevant electrical standards Supporting energisation, loop checks, FAT/SAT, functional tests and system sign‑off Managing defects, punch lists, snagging and readiness for handoverWhat you'll need to succeed Proven experience as an Electrical Site Manager within water, utilities or heavy infrastructure Strong background in pre‑commissioning / commissioning of MEICA systems Good understanding of WTW/WWTW processes, panels, instrumentation and control systems Ability to lead subcontractors and manage multiple work fronts Excellent knowledge of electrical regulations and safety standards (18th Edition desirable) SMSTS, CSCS and relevant electrical qualifications Strong communication, planning and reporting skillsWhat you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now. If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)