Location: London, Greater London Salary: £400–£500 per day + Long-Term Contract + Outside IR35
London, Greater London
M&E Building Services
Temporary
£400–£500 per day + Long-Term Contract + Outside IR35
HV Authorised Person (Data Centre) – London
Rate: £400–£500 per day Location: London Type: Long-Term Contract Start: ASAP
A major UK engineering contractor delivering large-scale data centre projects is seeking an experienced HV Authorised Person to support HV operations, switching, and safety management on a flagship London hyperscale site.
This is a long-term opportunity with a contractor known for exceptional engineering capability, strong safety culture, and consistent repeat business with global data centre clients.
Key Responsibilities
Carry out HV switching, permits, isolations, and safety documentation
Act as the Authorised Person for HV systems across the project
Ensure compliance with electrical safety rules and site procedures
Support commissioning teams during energisation and IST phases
Coordinate with electrical supervisors, engineers, and client representatives
Review HV designs, RAMS, switching schedules, and procedures
Maintain HV logs, reports, and safety records
Key Requirements
Experience as an HV AP on data centre, industrial or mission-critical projects
Strong knowledge of HV distribution, switching, and safety processes
Ability to manage safe systems of work and deliver switching operations
Experience supporting commissioning and energisation phases
Excellent communication and coordination skills
What’s on Offer
£400–£500 per day
Long-term contract on a major multi-year DC programme
Work with one of the UK's strongest technical contractors
High-performance engineering environment with strong progression
