Job Description
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Major data centre, utilities and critical infrastructure projects
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Hands-on technical position with genuine influence
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Protection testing, HV commissioning and complex fault-finding
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Long-term growth within a leading Tier One electrical contractor
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Test. Troubleshoot. Commission the systems powering critical infrastructure.
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Imagine helping commission the electrical systems powering major data centres, utilities, industrial facilities and critical infrastructure projects.
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You're not just sitting behind a desk.
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You're out on-site testing protection systems and HV equipment, solving complex faults and making sure critical electrical assets are safe, reliable and ready to perform.
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Sound cool? We know.
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This isn't just another electrical role.
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It's an chance to join one of Australia's leading Tier One electrical contractors, working across some of the region's most significant infrastructure and construction projects.
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Your practical experience will matter here.
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You'll be trusted to lead and personally undertake protection testing, HV equipment testing and onsite commissioning activities across a growing project portfolio.
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You'll also help plan testing and commissioning works, interpret results, prepare technical documentation and provide practical recommendations when things don't go to plan.
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This is a genuinely hands-on position.
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You'll spend much of your time in the field, while still having the opportunity to influence commissioning strategies, guide developing team members and strengthen the technical capability of the broader team.
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About The Opportunity
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As an HV Commissioning Engineer / Technician, you'll lead the testing, verification, fault-finding and commissioning of electrical protection systems and HV equipment.
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One day, you could be completing protection relay and primary or secondary injection testing for a major data centre.
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The next, you could be commissioning transformers, switchgear, generators,



circuit breakers or associated HV and MV equipment on a complex infrastructure site.
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You'll work across the entire commissioning process, from initial planning and readiness reviews through to testing, fault-finding, documentation and final handover.
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You'll review and configure relay settings across platforms such as Schneider Electric, Siemens and ABB, verify protection schemes against approved drawings and analyse test results to identify faults or abnormalities.
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Where appropriately qualified and authorised, you may also perform or coordinate HV switching activities and assist with the development of switching instructions and programs.
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You'll work closely with Project Managers, engineers, technicians, tradespeople and clients to coordinate onsite activities and keep projects moving safely and efficiently.
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You'll also prepare and review test procedures, ITPs, commissioning plans, test records and technical reports.
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The role will involve travel across metropolitan, regional and, when required, remote project locations.
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The Business
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This isn't your typical electrical contractor.
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For more than 100 years, this Australian-owned business has been helping shape the country's electrical infrastructure.
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From data centres and utilities to industrial facilities and major infrastructure developments, they deliver complex projects where safety, reliability and technical capability matter.
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Based in Penrith, you'll join a growing Western Sydney team with a strong pipeline of current and upcoming work.
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Growth is a genuine part of the story here.
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They are continuing to build their protection,



testing and commissioning capability and are looking for someone who can become a trusted technical figure within the team.
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Retention is important to them, and you'll feel that firsthand through the development opportunities, project exposure and long-term career pathways available.
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About You
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You're a hands-on HV commissioning and testing professional with demonstrated experience across HV or MV power systems.
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You'll hold a relevant electrical engineering qualification or equivalent recognised technical qualification.
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Depending on your background and the work you perform, you'll also bring the relevant electrical licence, HV switching qualifications, access credentials or network authorisations.
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You may currently be working as an HV commissioning engineer, protection engineer, HV testing technician, leading hand or senior HV electrician.
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What matters most is your practical capability.
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You're confident with protection relay testing, primary and secondary injection testing and fault-finding across protection, control and HV systems.
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Experience testing and commissioning transformers, switchgear, generators or other HV and MV primary plant will be highly regarded.
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You understand protection principles and can interpret single-line diagrams, schematics, protection drawings and control wiring diagrams.
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You don't need to have worked across every relay platform, piece of equipment or project environment listed in a traditional position description.
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If you bring strong protection testing experience, practical HV knowledge and the ability to troubleshoot complex problems safely, we want to hear from you.
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You're also someone others naturally turn to for advice.
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You can lead onsite activities, mentor engineers and technicians and communicate technical information clearly with clients and project teams.
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Data centres, utilities, generation, transmission, distribution or heavy industry?
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You know your way around complex electrical environments.
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📌 Hv Commissioning Engineer/Technician (New South Wales)
🏢 Rarekind
📍 New South Wales