Our client, a leading player in the rail infrastructure sector, is seeking an experienced PTS HV Supervisor to join their growing team. Based in London, you will oversee high-voltage (HV) electrical works across multiple railway projects throughout the South East of England. This is a fantastic opportunity to join a forward-thinking organisation on a permanent basis, delivering critical upgrades and maintenance to the UK rail network. Key Responsibilities: Supervise HV electrical works on railway infrastructure projects, ensuring compliance with all Network Rail and client standards. Manage site teams and subcontractors to deliver works safely, efficiently, and to specification. Conduct site inspections, risk assessments, and quality checks. Ensure all work is carried out in accordance with health, safety, and environmental regulations. Coordinate with Project Engineers, Site Managers, and client representatives to ensure smooth project delivery. Maintain accurate site documentation and records. Job Requirements: Valid PTS/Sentinel certification. Proven experience supervising HV (High Voltage) works within the rail industry. Strong understanding of Network Rail standards and railway safety procedures. Excellent leadership, communication, and organisational skills. Full UK driving licence and willingness to travel across the South East. Desirable Skills: SSSTS / SMSTS qualification. Authorised Person (AP) or Senior Authori...