Battery Storage Commissioning Engineer

TRX; Brisbane; On-site; AUD 129,000 - 185,000; Full time

Job summary

TRX in Brisbane, Queensland seeks an experienced Battery Storage Commissioning Engineer to lead pre-commissioning and commissioning for a grid-scale BESS project. You will ensure battery storage systems, PCS/inverters, transformers and HV switchgear are tested, energised and handed over safely, in line with grid connection requirements.

This 12-month contract is run through an Employer of Record (EOR) with daily-rate compensation.

Qualifications

• Bachelor or higher in Electrical Engineering or power systems.
• Minimum 5 years commissioning experience in battery energy storage or related projects.
• Strong understanding of LV/HV systems, protection, and control.

Responsibilities

• Plan and execute pre-commissioning and commissioning activities for battery containers, PCS/inverters, transformers and HV switchgear.
• Perform functional testing, protection checks and SCADA/EMS integration testing.
• Coordinate with OEMs, network operators and site teams to resolve issues and close punch-list items.
• Support grid compliance testing, hold-point inspections and technical verification before energisation.
• Maintain commissioning test records, ITPs, checklists and handover documentation.
• Coordinate with electrical, protection, control and construction teams to ensure readiness for energisation.
• Verify equipment and systems meet project specs and safety requirements.
• Support final system verification and handover to operations.

Skills

Electrical engineering

Power systems

Commissioning

Education

Electrical Engineering degree or equivalent

Tools

SCADA/EMS systems

Job description

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.
• Strong 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.