Lead Electrical Tester - Data Centre - Camberley (PAYE)

DT Source Limited; Camberley; On-site; GBP 65,000 - 85,000; Full time

Job summary

DT Source Limited is seeking an experienced Lead Electrical Tester for a major data centre project in Camberley. You will lead electrical inspection and testing activities, coordinate commissioning support, and oversee safe isolation procedures while ensuring documentation is complete and compliant.

Key responsibilities include leading testing across the project, supervising testers, reviewing drawings, and coordinating client witnessing and handover activities.

Qualifications

• Experience as Lead/Senior Electrical Tester on data centre or large commercial projects.
• Strong LV distribution testing experience.
• Knowledge of LOTO, ESSW, energisation procedures.
• Current ECS/JIB Gold Card and BS 7671 Edition qualification.

Responsibilities

• Lead and coordinate electrical testing activities across the project.
• Supervise electrical testers and allocate daily testing workloads.
• Carry out and oversee dead and live testing of LV electrical installations.
• Plan testing activities with the electrical management and commissioning teams.
• Review electrical drawings, schematics, cable schedules and technical specifications.
• Support pre‑commissioning, commissioning and energisation activities.
• Coordinate client, consultant and third‑party witnessing of electrical tests.
• Produce, review and complete electrical test packs and certification.
• Ensure test results are accurate, traceable and correctly recorded.
• Identify defects, incomplete works and testing non‑conformances.
• Coordinate remedial works, retesting and final close‑out.
• Ensure all test equipment is suitable, calibrated and maintained.
• Lead and enforce Lock Out Tag Out procedures.
• Lead or support the project Electrical Safe System of Work.
• Manage electrical isolations, permits and safe energisation procedures where authorised.
• Ensure compliance with project specifications, RAMS, ITPs and current electrical regulations.

Skills

Electrical testing

LV testing

LOTO/ESSW safety

Project coordination

Education

City & Guilds #removed#, #removed#/51 or equivalent inspection and testing qualification

ECS/JIB Gold Card

BS 7671 Edition qualification

Tools

Switchgear

Distribution boards

UPS systems

Generators

ATS/STS equipment

Busbar systems

Job description

Lead Electrical Tester - Data Centre

Location: Camberley, Surrey
Rate: £65,000-£85,000 DOE
Employment Type: PAYE
Start Date: September 2026

Role Overview

We are recruiting an experienced Lead Electrical Tester for a major data centre project in Camberley. The successful candidate will lead electrical inspection and testing activities, coordinate commissioning support, manage test documentation and oversee safe isolation procedures. The role will also involve supporting client witnessing, energisation and final project handover.

Duties and Responsibilities

• Lead and coordinate electrical testing activities across the project.
• Supervise electrical testers and allocate daily testing workloads.
• Carry out and oversee dead and live testing of LV electrical installations.
• Plan testing activities with the electrical management and commissioning teams.
• Review electrical drawings, schematics, cable schedules and technical specifications.
• Support pre‑commissioning, commissioning and energisation activities.
• Coordinate client, consultant and third‑party witnessing of electrical tests.
• Produce, review and complete electrical test packs and certification.
• Ensure test results are accurate, traceable and correctly recorded.
• Identify defects, incomplete works and testing non‑conformances.
• Coordinate remedial works, retesting and final close‑out.
• Ensure all test equipment is suitable, calibrated and maintained.
• Lead and enforce Lock Out Tag Out procedures.
• Lead or support the project Electrical Safe System of Work.
• Manage electrical isolations, permits and safe energisation procedures where authorised.
• Ensure compliance with project specifications, RAMS, ITPs and current electrical regulations.

Experience and Qualifications

• Previous experience as a Lead Electrical Tester, Senior Electrical Tester or Electrical Testing Supervisor.
• Data centre, mission‑critical, industrial or large commercial project experience.
• Strong experience testing LV distribution systems and electrical installations.
• Experience with switchgear, distribution boards, UPS systems, generators, ATS/STS equipment and busbar systems.
• Experience producing electrical test packs, certificates and handover documentation.
• City & Guilds #removed#, #removed#/51 or an equivalent inspection and testing qualification.
• Current ECS/JIB Gold Card and BS #removed#th Edition qualification.
• Strong understanding of LOTO, electrical isolations, ESSW, commissioning and energisation procedures.
• SSSTS, SMSTS, Authorised Person, Appointed Person or electrical switching experience would be advantageous.

Apply

Please submit an up‑date CV detailing your electrical testing, commissioning, ESSW and data centre experience.