ELV Engineer

The Role

We are looking for an experienced Extra Low Voltage Engineer to support in the commissioning and validation of Extra Low Voltage (ELV) systems across major data centre projects.

• Lead verification of ELV installation readiness against approved designs, specifications and commissioning requirements
• Review installation checklists, inspection records, ITPs, Method Statements and supporting documentation
• Identify installation deficiencies and ensure outstanding issues are resolved prior to commissioning
• Confirm systems meet commissioning entry criteria before progression to functional testing

• Plan, coordinate and witness commissioning of ELV equipment and individual system components
• Verify configuration, functionality, interfaces, alarms, controls and communications
• Coordinate with vendors and contractors to resolve technical issues
• Confirm system stability and readiness before progression to Level 4 testing

• Coordinate Level 4 functional performance testing of ELV systems
• Prepare, review and technically challenge commissioning test scripts and sequences
• Verify sequences of operation, cause-and-effect requirements, alarms, controls and system responses
• Coordinate testing activities across vendors, contractors and other commissioning disciplines
• Identify failures, defects and non-conformances during testing and drive corrective actions and retesting
• Ensure testing is accurately documented and supported by appropriate evidence

• Support Level 5 Integrated Systems Testing across ELV and associated building systems
• Review and develop IST scripts, scenarios and system interaction requirements
• Coordinate ELV participation in integrated testing involving electrical, mechanical, BMS and life-safety systems
• Validate system responses during normal operation, abnormal conditions and simulated failure scenarios
• Ensure ELV interfaces and dependencies operate correctly during integrated testing
• Support client demonstrations, witness testing and final acceptance

• Prepare, review and approve commissioning plans, procedures, test scripts and test records
• Maintain accurate commissioning documentation and ensure appropriate evidence is captured throughout testing
• Manage technical issues, defects, observations and commissioning punch‑list items through to closure
• Review vendor and contractor commissioning submissions for technical completeness
• Produce commissioning progress updates and technical reports
• Support final commissioning reports and project handover documentation
• Attend commissioning, coordination and client meetings
• Provide clear technical updates on system status, risks and outstanding actions

• Act as the technical point of contact for ELV commissioning activities
• Provide technical guidance and support other ELV Commissioning Engineers and other members of the project team
• Coordinate contractors, vendors and specialist suppliers during testing activities
• Work collaboratively with Electrical, Mechanical and BMS commissioning teams
• Build strong working relationships with clients, consultants, contractors and project stakeholders
• Escalate technical and programme risks where they may impact commissioning milestones or project handover
• Promote high standards of quality, safety and commissioning best practice

• 5-7 years' relevant ELV engineering and commissioning experience
• Strong data centre or mission‑critical project experience is essential
• Proven hands‑on experience delivering L2-L5 commissioning activities
• Solid practical experience of Level 4 functional performance testing…