Join a leading international engineering and construction firm, delivering high-specification electrical and commissioning services across mission-critical sectors including data centres, pharmaceuticals, and industrial infrastructure. This organisation partners with global clients on cutting-edge developments throughout Europe. They are seeking an Electrical Commissioning Engineer to join the delivery team on a major data centre project based in Slough. Key Responsibilities * Commission and validate low and medium voltage electrical systems: switchgear, UPS, generators, and power distribution. * Develop and execute commissioning plans and test protocols in line with client and regulatory standards. * Collaborate with site and construction teams to ensure readiness and quality of installations. * Conduct functional testing (FAT/SAT), integrated systems testing (IST), and handover documentation. * Troubleshoot and resolve electrical issues during commissioning. * Maintain accurate records, redline drawings, and commissioning logs. * Adhere to strict safety, compliance, and quality assurance protocols. Requirements * Degree or diploma in Electrical Engineering (or similar technical qualification). * 3–5+ years’ commissioning experience on large-scale industrial or mission-critical projects. * Strong und...