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BHP’s Olympic Dam site in South Australia is hiring a Technician Mechanical Maintenance - Underground. You will maintain critical fixed plant equipment and respond to breakdowns in a high-hazard underground environment on a 7/7 roster.
The role requires Australian-recognised mechanical trade qualifications, commitment to safety, and ability to work with multi-disciplinary teams across surface and underground.
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Job Country: Australia
Job State/Province: South Australia
Job Location/Region: Olympic Dam
About Copper SA Operations at BHP
BHP is a global resources company operating across more than 90 locations worldwide, with a purpose to improve lives and support a more sustainable future.
Through Copper South Australia (Copper SA), we are building a leading copper portfolio that supports the global energy transition, supplying materials essential for renewable energy, electric vehicles and digital infrastructure.
For you, this is an exciting opportunity to grow your career, make a meaningful impact, and help shape the future of one of Australia's leading copper businesses.
About Olympic Dam
Olympic Dam is Australia’s largest world-class underground mining operations, featuring a highly advanced on-site metallurgical processing plant in South Australia. It offers the opportunity to build a long-term career in a dynamic and future-focused environment.
As part of BHP, you’ll work at a large and complex site that produces copper, uranium, gold and silver, using modern technology and innovative practices.
Located approximately 560km north of Adelaide on the traditional lands of the Kokatha, Arabana and Barngarla people, Olympic Dam is a cornerstone asset within BHP’s Minerals Australia portfolio, known for its scale, innovation, and strong focus on safety and performance.
With ongoing investment, including over A$840 million in near-term growth capital, you’ll have the opportunity to grow your career, develop future-ready skills, and contribute to meeting the world’s increasing demand for copper and a more sustainable future.
We currently have a vacancy for a Technician Mechanical Maintenance - Underground, reporting to the Supervisor Fixed Plant Maintenance.
The Challenge Ahead
As a Technician Mechanical Maintenance - Underground, you will play an important role in maintaining the reliability and performance of critical fixed plant assets across our underground operations at Olympic Dam.
Working closely with underground and surface teams, you'll apply your mechanical trade expertise to safely execute planned maintenance activities, respond to breakdowns, and help minimise downtime across a complex operating environment. This is a hands-on role that offers variety, technical challenge, and the opportunity to contribute directly to the safe and efficient operation of one of Australia's largest underground mining operations.
Operating on a 7/7 rotating roster, you'll be part of a collaborative team where safety, accountability, and continuous improvement are central to the way we work.
What You'll Bring to the Role
You are a safety-focused mechanical tradesperson who enjoys working in a team environment and takes pride in delivering high-quality maintenance outcomes. You are comfortable working in dynamic underground conditions and can effectively prioritise tasks while maintaining a strong commitment to reliability and operational excellence.
To be successful in this role, you will bring:
Key Responsibilities
In this role, you will:
Work Location
This position is based at Olympic Dam, South Australia, operating on a 7 days on / 7 days off / 7 nights on / 7 days off roster.
We welcome applications from candidates interested in Residential, FIFO (Fly-In Fly-Out), or DIDO (Drive-In Drive-Out) arrangements.
Why You'll Love Working Here
At BHP, you’ll do meaningful work in an environment that supports you to perform at your best; on site and at home. That’s why our benefits are designed to support your health, your growth, and your personal balance:
Life at Olympic Dam
And so much more!
APPLICATIONS CLOSE: Quick close of Monday 23rd October 2026.
About Our Process
At BHP, we are committed to employing individuals who align with the BHP Charter Values and meet the requirements of the role. As part of the recruitment process, there are several checks which may be conducted to demonstrate applicants’ suitability for a role including police / criminal background checks, medical, drug and alcohol testing, due diligence checks, right to work checks, and/or reference checks.
We Support a Diverse Workforce
At BHP, we believe diversity makes us stronger. We’re committed to creating a safe, inclusive workplace where everyone is treated fairly and can thrive. Our workforce reflects the communities where we operate, and we value all aspects of identity; gender, age, race, disability, sexual orientation, religion, neurodiversity, education, and more.
We ensure that our recruitment process is fair, accessible, and equitable. If you have a disability and need adjustments, please contact us at inclusion@bhp.com .