OverviewAn excellent permanent opportunity is available for aHigh Voltage (HV) Site Supervisorto join a company with a strong portfolio of projects secured for the next 5+ years. This role offers long-term career prospects, an excellent package with room for negotiation, and the chance to work on high-profile engineering projects in a collaborative and performance-driven environment.Role PurposeThe HV Site Supervisor will support the Site Manager in the organisation and coordination of site-based activities, with particular responsibility forhigh voltage electrical works.The successful candidate will:Lead and coordinate teams of HV electrical professionals on site.Ensure all HV installation, testing, and commissioning activities are executed safely and to the highest standards.Track and record daily site progress and activities.Deliver projects on programme, within budget, and to the required quality standards.Uphold strict HV safety protocols while developing team capability.Key ResponsibilitiesProvide leadership in the safe execution of HV works, including switching, testing, isolations, and energisation.Ensure compliance with HV electrical safety rules, permits-to-work, and control of HV apparatus.Supervise installation of HV switchgear, transformers, cabling, and protection/control systems.Liaise with commissioning teams, clients, and network operators on energisation activities.Oversee HV subcontractors and ensure proper integration with other site works.Enforce HV safety measures, exclusion zones, and control systems to achieve "Zero Incidents."Maintain detailed records of HV activities, permits, isolations, and switching operations.RequirementsSenior Trades qualification or equivalent, with 5+ years' experience in High Voltage systems.Proven hands-on experience with HV equipment (switchgear, transformers, protection & control).Strong ability to interpret HV schematics, protection schemes, and electrical drawings.Knowledge of HV testing and commissioning processes.Demonstrated success as a trade leader in HV environments.Familiarity with HV safety rules, permits, and isolation procedures.Excellent communication and interpersonal skills with a strong client focus.Organised, decisive, results-oriented, and able to perform under pressure.