High Voltage Senior Authorised Person (HV SAP)

Key Responsibilities

High Voltage Operations

• Act as Senior Authorised Person for High Voltage systems (typically 11kV–33kV, or higher depending on site).
• Carry out HV switching operations on electrical distribution networks.
• Prepare, review, and implement switching schedules and isolation procedures.
• Issue and cancel Permits to Work, Sanctions for Test, and Safety Documents.
• Control HV network operations to maintain safe system configuration.

Safety & Compliance

• Ensure all switching and HV operations comply with:
• Electricity at Work Regulations
• Site Electrical Safety Rules
• Industry best practice
• Act as Responsible Person for electrical isolations.
• Conduct risk assessments and method statement reviews (RAMS).
• Lead incident investigations related to electrical operations if required.

Maintenance & Fault Response

• Coordinate planned maintenance on HV equipment such as:
• Switchgear
• Transformers
• Protection systems
• HV cabling
• Respond to HV faults and network outages.
• Support restoration of power during emergency situations.

Documentation & Control

• Maintain accurate network diagrams, switching logs, and operational records.
• Review and update electrical safety rules and operational procedures.
• Support commissioning and energisation of new HV installations.

Qualifications

• Recognised electrical engineering qualification (e.g., HNC/HND, NVQ Level 3, or equivalent).
• Formal High Voltage Senior Authorised Person appointment under a recognised safety rules system.

Experience

• Proven experience working as a High Voltage Authorised Person / Senior Authorised Person.
• Hands-on experience performing HV switching operations on live distribution networks.
• Experience operating 11kV or above HV systems.
• Experience preparing switching schedules and isolation documentation.
• Experience issuing Permits to Work and safety documents.