via indeed · 25 May 2026 ·11 days ago

66kV Senior Authorised Person

Hunter Philips
London
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Job Ref: HP\-2851

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

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 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 josie.wade@hunterphilips.com

Josie Wade

Senior Recruitment Consultant

\+44 161 240 3228
josie.wade@hunterphilips.com

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