Electrical Commissioning Supervisor – LV/MV Motors - CCPP

Overview

Opex Energy is looking to recruit an Electrical Commissioning Supervisor to support the commissioning and start-up activities of the Ostrołęka Combined Cycle Power Plant in Poland.

The successful candidate will supervise the commissioning of low-voltage (LV) and medium-voltage (MV) electrical systems, ensuring that testing, energization, troubleshooting and handover activities are completed safely and in accordance with project procedures.

The role requires a practical, field-oriented professional able to coordinate electrical commissioning activities with Construction, Commissioning, Operations, I&C, OEM representatives and Client personnel.

Key Responsibilities

• Supervise commissioning and start-up activities for LV and MV electrical systems and equipment.
• Plan, coordinate and witness inspections, functional tests, energization and operational tests.
• Supervise the commissioning of LV/MV switchgear, Motor Control Centres (MCC), transformers, motors, UPS, battery chargers and AC/DC distribution systems.
• Coordinate and support Motor Run Tests (MRT), including checks of rotation, interlocks, protections and operational sequences.
• Diagnose and resolve electrical faults identified during commissioning and start-up.
• Troubleshoot control circuits, motor starters, protection systems, field wiring and electrical interfaces.
• Verify system readiness, test documentation, punch-list status and prerequisites before energization.
• Review single-line diagrams, wiring diagrams, electrical schematics, vendor documentation and commissioning procedures.
• Coordinate electrical activities with Mechanical, I&C, Construction, Operations and OEM teams.
• Ensure compliance with project safety requirements, Permit to Work (PTW), LOTO and electrical isolation procedures.
• Prepare and review commissioning reports, test records, punch lists, progress updates and handover documentation.
• Support the safe transfer of commissioned systems to Operations.

Scope of Responsibility

The Electrical Commissioning Supervisor will support commissioning and start-up activities associated with:

• LV and MV switchgear.
• Motor Control Centres (MCC).
• LV and MV electrical motors.
• Motor Run Tests (MRT).
• Power and distribution transformers.
• Variable Frequency Drives (VFD) and soft starters.
• Protection relays and control circuits.
• UPS systems and battery chargers.
• AC/DC distribution systems.
• Power, control and instrumentation cables.
• Cable testing, continuity and insulation resistance checks.
• Earthing and grounding systems.
• Electrical auxiliary and utility systems.

Required Profile

We are looking for professionals with proven hands-on experience in:

• Commissioning and start-up of LV and MV electrical systems
• Supervision or coordination of electrical commissioning teams and field activities.
• Functional testing, energization and troubleshooting of electrical equipment.
• LV/MV switchgear, MCC, transformers, motors, protection systems and control circuits.
• Motor Run Tests, interlock checks and operational testing.
• Electrical fault diagnosis and resolution during commissioning.
• Reading single-line diagrams, wiring diagrams, schematics and vendor documentation.
• Permit to Work, LOTO and safe electrical isolation procedures.
• Coordination with multidisciplinary commissioning, construction and operations teams.

Experience in combined cycle power plants, conventional power generation, refineries, Oil & Gas or petrochemical facilities will be considered an advantage, but is not mandatory.

High-voltage experience is not required for this position.

Languages

• English – Professional working proficiency (mandatory).
• Polish will be considered an advantage.

Project Information

• Project: Ostrołęka Combined Cycle Power Plant.
• Location: Ostrołęka, Poland.
• Start date: Middle August.
• Duration: Approximately 6 months.
• Expected workload: Approximately 220 hours per month.