Site Supervisor / Crew Leader Transformers OTE: ~£70,000/year| UK-Wide Role Location Flexible | We are looking for an experienced Site Supervisor / Crew Leader to lead transformer installation, maintenance, and refurbishment works on National Grid substations across the UK. This is a hands-on leadership role, working on high-voltage (HV) projects with full responsibility for site safety, quality, and productivity. The Role Supervise and coordinate crews on transformer installation, maintenance, and repairs Ensure full compliance with National Grid safety procedures and site standards Manage permits to work, site documentation, and quality records Lead daily briefings, toolbox talks, and ensure correct PPE/tool usage Liaise with project managers, clients, and technical teams Undertake hands-on work when required What Were Looking For Essential: Proven experience working on National Grid or other high-voltage substation sites SSSTS or SMSTS National Grid Persons Full UK Driving Licence Willingness to travel nationwide with overnight stays Desirable: Strong technical background in transformers and substation equipment Excellent leadership, organisation, and communication skills Package & Benefits OTE: ~£70,000/year PAYE Lodging allowance Company van & fuel card Laptop & mobile phone Matched pension (up to 6%) Death in Service benefit Location: Nationwide (UK travel with overnight stays) Contract: Permanent