Senior Electrical Commissioning Engineer
To plan, coordinate and deliver electrical testing, commissioning and energisation-readiness activities for HV/MV substations and power-system projects undertaken by NEXTGRID LTD. The role will be predominantly site-based at project locations across Scotland, mainly in and around Glasgow, and will focus primarily on commissioning and technical verification with a smaller element of protection, control and auxiliary-system design support. NEXTGRID LTD will retain responsibility for project engineering deliverables and outcomes.
Main duties and responsibilities
- Plan commissioning activities, prepare test procedures, inspection and test plans, schedules, checklists and technical acceptance criteria for assigned project packages.
- Lead or perform site pre-commissioning, functional testing and commissioning of HV/MV substations, GIS/AIS equipment and associated electrical systems.
- Test and verify protection and control systems, including relay functions, trip circuits, interlocking schemes, alarms, indications, wiring, I/O and signal interfaces.
- Perform or coordinate testing of transformers, CTs/VTs, circuit breakers, switchgear, UPS, battery chargers and AC/DC auxiliary supplies, as applicable to project scope.
- Carry out SCADA and control-system interface checks, point-to-point verification, system integration tests and commissioning fault investigations.
- Assess commissioning results, resolve non-conformances and technical issues, and support safe energisation and system handover in accordance with approved procedures.
- Produce and review test records, technical reports, punch lists, commissioning dossiers and handover documentation; coordinate technical witnessing and client acceptance.
- Provide secondary engineering support, including review or preparation of protection and control schematics, AC/DC system diagrams, interface drawings, interlocking logic and design changes.
- Coordinate technical interfaces with clients, equipment suppliers and contractors while complying with project safety, quality and permit-to-work arrangements.
