Senior Electrical Commissioning Lead for Data Centers

James L Williams Middle East; Dubai; On-site; AED 600,000 - 900,000; Full time

Job summary

James L Williams Middle East is seeking an experienced Lead Electrical Commissioning Engineer to join our Commissioning team and lead electrical commissioning activities across mission-critical Data Centre projects. The role requires hands-on leadership across L1-L5 commissioning phases for MV/HV/LV systems, coordination with OEMs and subcontractors, and development of proof-of-performance test plans.

Strong knowledge of critical power infrastructure and protection systems is essential for

Qualifications

• Minimum 8 years of experience in electrical construction, testing, and commissioning.
• Minimum 5 years of commissioning experience specifically within mission-critical Data Centre projects.
• Experience delivering large colocation or hyperscale Data Centres.
• Strong knowledge of critical power infrastructure, protection systems, EPMS/BMS interfaces, electrical safety, and controlled energization.
• Strong understanding of Data Centre redundancy and resilience concepts, including N, N+1, 2N, concurrent maintainability, and single points of failure.
• Demonstrated experience leading multidisciplinary teams, OEMs, specialist subcontractors, and commissioning activities.
• Professional certifications such as Chartered Engineer, PE, CCP, ATD, CDCDP, or equivalent will be an added advantage.

Responsibilities

• Lead electrical commissioning activities from L1/L2 readiness and L3 start-up through L4 Functional Performance Testing and L5/IST.
• Develop, review, and approve commissioning plans, method statements, test scripts, inspection records, and IST scenarios.
• Lead commissioning and testing of MV/HV and LV systems, transformers, switchgear, UPS and battery systems, generators, ATS/STS, busways, PDUs/RPPs, and associated critical power infrastructure.
• Lead OEMs, subcontractors, and commissioning engineers during FAT, SAT, pre-functional checks, start-up, functional testing, and integrated systems testing.
• Plan and execute normal, abnormal, and failure scenarios including utility loss, UPS ride-through, generator start-up, power transfer, equipment failure, and system recovery.
• Develop and manage load bank strategies, including generator and UPS load testing, temporary power arrangements, load simulation, and A/B power path testing.
• Review short-circuit, protection coordination/selectivity, and arc-flash studies and verify implementation of approved protection settings.
• Coordinate electrical energization activities, including switching procedures, LOTO, safe isolation, energization readiness, and test permits.
• Monitor electrical performance and power quality, including harmonics, voltage/current imbalance, power factor, frequency stability, and transient response.
• Manage commissioning deficiencies, retesting, punch lists, evidence capture, and final commissioning closeout.
• Coordinate with Clients, Consultants/CxA, Designers, Contractors, OEMs, and Operations teams, including leading commissioning coordination meetings.

Skills

Electrical commissioning

Project leadership

HV/MV/LV systems testing

Documentation & testing scripts

Education

Bachelor's Degree in Electrical Engineering or Electrical & Electronics Engineering

Job description

James L Williams Middle East is seeking an experienced Lead Electrical Commissioning Engineer to join our Commissioning team and lead electrical commissioning activities across mission-critical Data Centre projects. The role requires hands-on leadership across L1-L5 commissioning phases for MV/HV/LV systems, coordination with OEMs and subcontractors, and development of proof-of-performance test plans.

Strong knowledge of critical power infrastructure and protection systems is essential for