Supervisor – Commissioning in Mudgee

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society.

Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet.

Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity?

Come and join us in building the infrastructure our planet needs to achieve a sustainable future.

Job Description

An 80-year group, COBRA promotes its own efficient business model, the result of the combination of decentralization, geographical diversification and technical specialization of more than 20,000 professionals in more than 43 countries.

In this way, it offers a wide range of services throughout the value chain of projects, adapted to each sector and to the scope of the contract required by our clients, both public and private.

Cobra is divided into four main sectors of activity, Networks, Specialised installations, integrated projects and concession assets.

ACEREZ, a partnership of ACCIONA, COBRA and Endeavour Energy, has been appointed network operator by Energy Co to design, build, finance, operate and maintain the Central-West Orana Renewable Energy Zone (REZ) transmission network.

The ACCIONA COBRA Joint Venture (ACJV), the design and construct (D&C) consortium, will design and build the Central-West Orana REZ transmission project.

The Central-West Orana Renewable Energy Zone (REZ) Transmission Project will build new high-capacity transmission lines, energy hubs and supporting infrastructure to transfer power generated by solar and wind projects to electricity consumers.

The new infrastructure is expected to be operational by 2028 and will initially unlock up to 4.5 gigawatts of new network capacity.

The Central-West Orana project is currently seeking dedicated

Supervisor – Commissioning to share their expertise within our growing Energy Hubs and Substations team.

The Commissioning Supervisor is responsible for leading and supervising all site commissioning activities associated with Extra High Voltage (EHV) substations.

The role ensures that primary plant, protection systems, control systems, SAS, telecommunications, and SCADA interfaces are commissioned safely, efficiently, and in accordance with project specifications, utility requirements, and applicable standards prior to energisation and handover.

The Commissioning Supervisor coordinates multidisciplinary commissioning teams, contractors, vendors, and utility representatives whilst maintaining the highest standards of safety, quality, and project execution.

Key Responsibilities

• Lead daily commissioning activities for 500 k V substations equipment
• Supervise commissioning engineers, technicians, OEMs and subcontractors.
• Coordinate commissioning activities with construction, sub-contractors, engineering and client teams.
• Ensure work is executed in accordance with approved commissioning procedures, ITPs, ITRs and project schedules.
• Conduct daily toolbox talks, planning meetings, and progress reviews.
• Manage commissioning resources and site priorities.
• Verify mechanical completion of systems and equipment.
• Review construction completion records and punch lists.
• Ensure all inspection and test records are completed and approved.
• Conduct walkdown with construction teams before handover
• Verify readiness of: Switchyards, Power transformers, Primary equipment, Auxiliary systems, Protection systems, SAS and SCADA systems
• Support development and review of commissioning procedures and method statements.
• Lead Ready-to-Energise inspections.
• Verify all commissioning activities are completed and documented.
• Confirm closure of critical punch list items.
• Conduct Commissioning Readiness Reviews (CRR).
• Coordinate energisation activities with utility operations and project management teams.
• Supervise first energisation and system monitoring activities.
• Support performance and reliability testing following energisation.
• Required Skills and Competencies
• Minimum 10 years of power system commissioning experience.
• Minimum 5 years in a supervisory or lead commissioning role.
• Proven experience commissioning EHV substations of 220 k V, 330 k V, 400 k V, 500 k V or above.
• Experience with greenfield transmission network projects.
• Experience managing multidisciplinary commissioning teams.
• Strong leadership and team management.
• Excellent planning and coordination skills.
• Advanced troubleshooting capability.
• Strong understanding of transmission network operations.
• Excellent communication and stakeholder management.
• High focus on safety, quality, and operational readiness.
• Ability to work effectively under commissioning and energisation schedules.

Supervisor positions are onsite in camp style accommodation and 14/7 days roster-based arrangement out at The Central West Orana Transmission Line Project, Merotherie

Please note: This position is being delivered as part of a joint venture between two organisations.

As such, your employment may be with either of the parent companies, and this will be confirmed during the recruitment process.

ACCIONA has been given the Top Employer 2022, 2023, 2024 & 2025 certification in Australia, which certifies the company’s commitment to excellence in human resources management and those who focus on putting their people first through their exceptional HR policies.

Since establishing a presence in Australia in 2002, ACCIONA employs more than 3,000 people in its renewable energy, infrastructure and water projects across Australia & New Zealand.

We are an Equal Opportunity Employer and promote equality and diversity. Indigenous Australians and candidates from minority groups are encouraged to apply.

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