Senior Electrical Engineer (High Voltage)

South32; Shire Of Collie; On-site; AUD 180,000 - 240,000; Full time

Benefits offered by this job

4 weeks additional annual leave

Parental leave (26 weeks full-paid or

Annual short-term incentive bonus

Discounted rates on travel, healthcare

Job summary

South32’s Worsley Alumina Refinery in Western Australia is seeking a Senior Electrical Engineer (High Voltage) for a permanent 4-day, 10-hour roster. You will lead asset management and maintenance to improve HV/LV power systems and drive lifecycle optimisation.

The role requires extensive HV experience, ability to supervise teams, and a focus on safety and compliance. Relocation may be considered; based near Collie, Bunbury area, with strong local connections to WA’s mining sector.

Qualifications

• Significant experience in Maintenance / Reliability engineering within mining, power generation, or heavy industry focusing on HV assets.
• Experience in maintenance and troubleshooting of turbo generators, power transformers, transmission lines, HV and LV switchgears, VVFDs/soft starters, Protection relays, switchyards, battery chargers and UPS.
• Experience in developing and continuous improvement of maintenance strategies for HV assets like Generators, Switchyards, protection relays and HV breakers.
• Demonstrated ability to supervise, lead, or mentor a team.

Responsibilities

• Build effective equipment maintenance tactics & associated documentation to align with Asset Care Plan & Electrical system optimisation.
• Provide technical support for troubleshooting electrical issues, analysing failures, and developing effective solutions.
• Ensure compliance to relevant electrical codes, standards, and regulation.
• Champion a safety focussed culture, conducting risk assessments and following proper change management procedures.

Skills

HV asset maintenance

Leadership/mentoring

Education

Tertiary Qualification in Electrical Engineering

Certificate in Asset Management and/or Reliability Centred maintenance (Desirable)

Job description

At South32, we’re meeting the challenge of enabling a sustainable future through our focus on responsibly producing commodities critical for a low-carbon world. As a collaborative, caring and inclusive company, there’s no better place to make a genuine difference. Together we’re making a positive, global impact that has the potential to change lives. Whatever career path you choose, we’ll support you every step of the way to learn, grow and succeed. So join us, step towards a brighter future and leave your legacy.

ABOUT WORSLEY

Are you looking to be home every night? If so, this is your opportunity to live, work and play a short drive from stunning coastlines, scenic trails, magnificent jarrah forests and the food and wine heartland of the South-West and Peel Regions of Western Australia.

Our integrated Bauxite Mine, Alumina Refinery and Port Operation is creating the essential products needed for a sustainable low carbon future and is on a journey to become the world’s leading Alumina producer where our 1500+ workforce value the lifestyle that Worsley Alumina has to offer.

WHAT SOUTH32 OFFERS

• Ability to purchase up to 4 weeks of additional annual leave.
• 26 weeks full-paid, or 52 weeks half-paid parental leave for primary carers.
• Annual short-term incentive bonus that recognises both your individual performance and the overall success of the business.
• Discounted rates on travel, healthcare, and technology products.

ABOUT THE ROLE

This role is a Permanent position on 4-day, 10-hour weekly roster. Based at our Worsley Alumina Refinery, it’s a short drive from Collie (15 minutes), Bunbury (45 minutes) and other nearby scenic communities.

As the Senior Electrical Engineer (High Voltage), you will be responsible for providing leadership and technical assurance to Refinery asset management and maintenance. This role will be responsible for driving improvements in asset availability and manage asset lifecycle of HV and LV electrical power systems.

Other key responsibilities include, but aren’t limited to:

• Build effective equipment maintenance tactics & associated documentation to align with Asset Care Plan & Electrical system optimisation
• Provide technical support for troubleshooting electrical issues, analysing failures, and developing effective solutions
• Ensure compliance to relevant electrical codes, standards, and regulation
• Champion a safety focussed culture, conducting risk -assessments and following proper change management procedures

ABOUT YOU

You will have experience and demonstrate capability in the following:

• Significant experience in Maintenance / Reliability engineering within mining, power generation, or heavy industry focusing on HV assets.
• Experience in maintenance and troubleshooting of turbo generators, power transformers, transmission lines, HV and LV switchgears, VVFDs/soft starters, Protection relays, switchyards, battery chargers and UPS
• Experience in developing and continuous improvement of maintenance strategies for HV assets like Generators, Switchyards, protection relays and HV breakers
• Demonstrated ability to supervise, lead, or mentor a team

Qualifications for this position are:

• Tertiary Qualification in Electrical Engineering
• Certificate in Asset Management and/or Reliability Centred maintenance (Desirable)

Relocation may be considered for the successful candidate.

South32 is committed to building and maintaining an inclusive and diverse workforce that reflects the communities in which we operate. We provide a recruitment process that is fair, equitable and accessible for all and we encourage candidates from all backgrounds to apply.

The job advert will close on Friday 23 October 2026