We are seeking an experienced Battery Storage Commissioning Engineer to support a grid-scale Battery Energy Storage System (BESS) project in Brisbane, Queensland, Australia. The successful candidate will lead pre-commissioning and commissioning activities, ensuring that battery storage systems, power conversion equipment and high-voltage infrastructure are tested, energised and handed over safely and in compliance with applicable grid connection requirements. This is a 12-month contract through an Employer of Record (EOR), with daily-rate compensation.

Key Responsibilities

- Plan and execute pre-commissioning and commissioning activities for battery containers, power conversion systems (PCS)/inverters, transformers and high-voltage (HV) switchgear.
- Perform functional testing, protection system checks and Supervisory Control and Data Acquisition (SCADA)/Energy Management System (EMS) integration testing.
- Coordinate with original equipment manufacturers (OEMs), network operators and site teams to resolve commissioning issues and close out outstanding punch-list items.
- Support grid compliance testing, hold-point inspections and technical verification activities required before energisation.
- Maintain accurate commissioning test records, Inspection and Test Plans (ITPs), checklists and handover documentation.
- Coordinate commissioning activities with electrical, protection, control and construction teams to ensure readiness for energisation.
- Verify that equipment and systems meet project specifications,



safety requirements and applicable Australian standards.
- Support final system verification, performance checks and handover to the operations and maintenance team.

Requirements

- Degree or equivalent qualification in Electrical Engineering, Power Systems Engineering or a related discipline.
- Minimum 5 years of commissioning experience in battery energy storage systems (BESS), solar power plants, substations or related electrical infrastructure projects.
- Strong understanding of low-voltage (LV) and high-voltage (HV) systems, electrical protection and control systems.
- Experience with commissioning power conversion systems, inverters, transformers, switchgear or battery storage equipment.
- Familiarity with SCADA/EMS integration, functional testing and grid compliance testing.
- Knowledge of relevant Australian electrical standards, safety requirements and grid connection procedures.
- Experience working on-site with OEM commissioning teams, contractors, network operators and multidisciplinary project teams.
- Ability to review technical procedures, interpret test results and maintain accurate commissioning documentation.
- Solid troubleshooting, coordination and problem-solving skills.
- A strong commitment to electrical safety, site procedures and safe energisation practices.
- Professional communication skills and the ability to coordinate effectively with site personnel and external stakeholders.
- Willingness to work on-site in Brisbane, Queensland, for the duration of the 12-month contract.

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📌 Battery Storage Commissioning Engineer (Brisbane)
🏢 TRX
📍 Brisbane