Senior HV/LV Authorised Person — 33kV Switching

Slaters Electricals Limited; Sheffield; On-site; GBP 65,000 - 90,000; Full time

Job summary

Slaters Electricals Limited (Sheffield Branch) is seeking a Senior Authorised Person to lead HV/LV installations and maintenance on local and UK-wide projects. You will manage switching, safety paperwork, testing, and commissioning while overseeing on-site teams in a dynamic industrial environment.

The role requires current HV 33kV authorisation, City & Guilds 18th Edition, and formal SEN AP training, with supervisory experience essential for project delivery and safety compliance.

Qualifications

• Act as the designated Senior Authorised Person for installation, maintenance and operation of HV/LV electrical systems.
• Carry out operational switching on HV networks up to 33kV.
• Produce, review and implement HV switching schedules.
• Issue, control and cancel safety documents, permits to work and certificates in accordance with Safe Systems of Work.
• Carry out or supervise safe isolation, switching and reinstatement of electrical systems.
• Perform testing of HV/LV cables, switchgear, transformers and associated electrical apparatus.

Responsibilities

• Act as Senior Authorised Person for HV/LV installations and maintenance across projects.
• Supervise HV/LV switching, isolation, and reinstatement activities.
• Prepare and approve safety documents, permits to work and certificates.
• Test and commissioning of HV/LV equipment including cables, switchgear and transformers.
• Coordinate installation and commissioning of HV/LV systems on site.
• Provide supervisory guidance and training where required.

Skills

HV switching

Safety documentation

Electrical testing

Project supervision

Operational planning

Education

NVQ Level 3 Electrical Installation

18th Edition Wiring Regulations (City & Guilds)

2391 Inspection & Testing

Senior Authorised Person training

HV Authorisation up to 33kV

Job description

Slaters Electricals Limited (Sheffield Branch) is seeking a Senior Authorised Person to lead HV/LV installations and maintenance on local and UK-wide projects. You will manage switching, safety paperwork, testing, and commissioning while overseeing on-site teams in a dynamic industrial environment.

The role requires current HV 33kV authorisation, City & Guilds 18th Edition, and formal SEN AP training, with supervisory experience essential for project delivery and safety compliance.