Senior Authorised Person

Senior Authorised Person – 66kV GIS – Data Centre Projects – London – June Start – Day rate Outside IR35 – 12 month initial contract

Qualifications, skills, and all relevant experience needed for this role can be found in the full description below.

We are supporting a leading contractor to support on a data centre in operation. You must be 66kV authorised and have GIS experience.

Key Responsibilities:

• Act as the 66kV Senior Authorised Person for HV operations on site
• Support switching operations, issuing permits, and control of access
• Provide rapid response support or any HV related issues
• Assist with commissioning activities and energisation of GIS substations
• Oversee safe systems of work and ensure full compliance with procedures
• Support wider project teams including fire systems, access control, and general site coordination
• Work across multiple data centre sites as part of a structured rotation

Requirements:

• Proven experience operating as a Senior Authorised Person at 66kV
• Strong experience with GIS
• Background within HV infrastructure, ideally within data centres or critical environments
• Experience with switching, permits, and commissioning support
• Ability to operate in low activity but high criticality environments

Contract xwzovoh Details:

• Day rate outside IR35
• 12 month rolling contract
• June start
• Rotational (yet to be decided)

This role is ideal for experienced SAPs looking for long term, well-paid work within the data centre space, with a strong focus on safety, standby response, and critical HV support rather than constant high intensity workload. If this sounds of interest then please send your CV to