Senior Electrical Testing Lead – Data Center HV/LV

Jones Lang LaSalle Limited; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Jones Lang LaSalle Limited in London is seeking an Electrical Testing Manager to oversee the Fixed Electrical Testing programme across 13 data centre sites. You will supervise two APs and ensure safe HV/LV testing with zero downtime.

As technical authority, you provide guidance, ensure compliance with BS7671 and SSOW, and report progress to LTOM, driving safety-first culture across the estate.

Qualifications

• Authorised Person (HV/LV) qualification - ACTIVE and CURRENT.
• C&G 2391 Inspection, Test and Certification (or equivalent).
• BS 7671 (Current Edition) - IET Wiring Regulations.
• NVQ Level 3 in Electrical Installation or City & Guilds 2320/2360.
• Electrical/Mechanical Engineering UK Level 3 Qualification or time-served apprenticeship.
• Proven ability to lead, mentor and develop technical teams while maintaining hands-on operational capability.
• Strong understanding of Safe Systems Of Work, Permit to Work and isolation procedures with demonstrable practical application.
• Excellent communication skills with the ability to engage effectively at all organizational levels.
• Demonstrated ability to manage multiple priorities, contractors, and stakeholders simultaneously.
• Physical capability and availability to deploy across 13 sites and perform operational AP duties as required.

Responsibilities

• Act as a designated Authorised Person (AP) for 11kV distribution networks and LV critical distribution systems across 13 sites.
• Provide operational AP cover when either of the two dedicated APs are on leave, ensuring continuous programme delivery.
• Perform safe isolations in strict accordance with the JLL Electrical Safe Systems of Work (SSoW).
• Issue, manage and cancel statutory safety documentation, including PtW and Certificates of Isolation across assigned sites.
• Enforce rigorous lock-out/tag-out (LOTO) protocols across all active electrical plant rooms.
• Oversee and audit specialist contractors performing periodic testing in accordance with BS7671 and Guidance Note 3.
• Drive compliance with Health and Safety requirements, Hazard/Near Miss Reporting and Toolbox Talks.
• Attend and lead site meetings with clients and contractors as required.

Skills

Team leadership

AP qualification HV/LV

SSoW knowledge

Communication

Stakeholder mgmt

Education

C&G 2391 Inspection, Test and Certification

BS 7671 IET Wiring Regulations

NVQ Level 3 Electrical Installation / City & Guilds 2320/2360

Electrical/Mechanical Eng UK Level 3 Qualification

Job description

Jones Lang LaSalle Limited in London is seeking an Electrical Testing Manager to oversee the Fixed Electrical Testing programme across 13 data centre sites. You will supervise two APs and ensure safe HV/LV testing with zero downtime.

As technical authority, you provide guidance, ensure compliance with BS7671 and SSOW, and report progress to LTOM, driving safety-first culture across the estate.