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.
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 EnergyCo 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 project consists of 90km of 500kV overhead transmission lines and 150 km of 330kV transmission lines for generator connections, stretching from Elong Elong in the west through to Barigan Creek in the east, via an energy hub at Merotherie.
Key Responsibilities
This role puts an experienced HV electrical supervisor in front of substation installation on one of the largest transmission builds in the country. You'll lead the electrical installation of substations across the project, working with crews and subcontractors to get the work in safely, to specification, and right the first time.
Supervising the electrical installation of substations across the project, from equipment set-out through to handover
Ensuring all electrical works conform to the specification, relevant standards and code of practice, and that hold and witness point actions are done before work starts
Adopting a zero tolerance to work practices and equipment that may be unsafe or carry serious adverse safety or environmental impact
Preparing safe work method statements and JSA cards alongside work crews, then making sure the controls are implemented and reviewed regularly
Leading subcontractors positively, monitoring their performance and holding the standard of workmanship
Recording non-conformances, initiating corrective actions and prioritising close-out of outstanding defects with the project team
Required Skills and Competencies
About You
You've supervised substation installation before and know what it takes to get it in safely and to specification. You read drawings confidently, hold subcontractors to the standard, and plan work so it lands on schedule.
5+ years' experience supervising electrical installation works, or managing electrical trade packages, on major projects
Previous experience working in high voltage environments
A working knowledge of HS&E and regulatory requirements, and how to implement them on the ground
Clear communication, verbal and written, with the ability to give plain direction to construction workers
Supervisor positions are bus in, bus out, camp style accommodation provided for 14 days onsite and 7 days off site, on a roster-based arrangement out of the Central West Orana Region
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.
We welcome applicants of all backgrounds, identities, and experiences. If you believe you bring the capabilities to succeed in this role, we'd love to hear from you. We look forward to continuing to build our supportive workplace together.
For more information on how your personal data is managed, please refer to the privacy statements of each parent company:
Grupo Cobra: https://www.grupocobra.com/en/privacy-policy/
Acciona: https://www.acciona.com/privacy-policy
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 has made significant investments in local opportunities and project development. 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.

ACCIONA champions a different way of doing business: Business as Unusual, delivering benefits far beyond the corporate realm.
Driven by the ambition to leave a positive legacy for society and design a better planet, we lead in developing solutions in renewable energy, sustainable water management, and sustainable infrastructure.
We cover the entire value chain, from design and construction to operation and maintenance. With a presence in over 40 countries, we conduct our business with a commitment to positively contribute to the economic and social development of the communities where we operate.
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