Earn mining industry money without the mine-site lifestyle.

WesTrac's Mt Thorley Rebuilds Workshop is seeking experienced Plant Mechanics, Heavy Diesel Mechanics and Mobile Plant Mechanics to join our growing team delivering complete Caterpillar machine rebuilds to world‑class OEM standards.

This is a rare prospect to work on some of the largest mining machines in Australia while enjoying the stability and comfort of a modern workshop environment.

Forget FIFO, DIDO, site travel, breakdown callouts and spending your shift out in the pit. You'll be based at our Mt Thorley Rebuild Centre, working on major machine rebuilds from strip-down through to commissioning alongside an experienced team of CAT specialists.

With competitive rates from $60.55/hr plus penalties and overtime, a lifestyle roster that sees you work only half the year, and long‑term career opportunities with one of the world's largest Caterpillar dealers, this role offers the ideal combination of earnings, lifestyle and job security.

What You'll Do

- Complete major rebuilds and overhauls of Caterpillar mining and construction equipment
- Strip, inspect, repair and reassemble major machine components
- Diagnose faults across mechanical, hydraulic and powertrain systems
- Perform troubleshooting throughout rebuild and commissioning activities
- Complete inspections and quality checks to OEM standards
- Ensure machines are delivered safely, reliably and ready for operation
- Work closely with Supervisors and fellow tradespeople to meet rebuild schedules and quality expectations

What You'll Bring

You will hold an Australian recognised trade qualification in one of the following:

- Mobile Plant Technology




- Heavy Vehicle Mechanical Technology
- Agricultural Mechanical Technology
- Equivalent diesel or heavy mechanical trade

You will also have:

- Strong diagnostic and fault-finding skills
- Experience working on heavy mobile equipment, mining equipment, earthmoving machinery or heavy vehicles
- Strong commitment to safety and quality
- Current unrestricted Australian Driver's Licence

Why Join WesTrac?

- 12 weeks paid parental leave + income protection
- Strong job security with long‑term career pathways
- Flexitime, RDOs & purchased leave (up to 5 weeks p.a.)
- Training & career progression via the WesTrac Institute
- Fitness Passport (family included) + health & wellbeing support
- Refer a mate & earn up to $3,000
- Relocation assistance for eligible candidates

We invest heavily in your development, offering access to our in‑house RTO(50737), dedicated learning pathways, and hands‑on experience with the latest Cat® technology and future‑focused capabilities. As one of the world's largest authorised Cat® dealers, you'll be part of an industry leader shaping what's next in mining and construction.

Successful applicants willbe requiredto complete a satisfactory National Criminal History Check and a Pre‑Employment Medical as part of the Recruitment Process.

At WesTrac, our primary focus is our people. As we look to the future, we're focused on harnessing the best talent and providing them with the support they need to achieve success. WesTrac is a member of the Diversity Council of Australia and recognise the value of and strongly support the principles of equal employment opportunities in the workplace and are committed to continue to build our workplace culture.

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📌 Plant Mechanic (Singleton Shire Council)
🏢 Westrac
📍 Singleton Shire Council