Workshop Plant Mechanic – Hunter Valley Region

Join our Mt Thorley Rebuilds Workshop as a Plant Mechanic and play a key role in delivering high‑quality rebuilds and exemplary workmanship across our CAT fleet.

Reporting to the Workshop Supervisor, you will take ownership of the rebuild, repair, and commissioning process for Caterpillar machinery within our workshop facility. You’ll ensure every machine leaving our Rebuild Centre is safe, reliable, and performing at WesTrac’s industry‑leading standards.

In this workshop‑based role, you will work closely with a team of highly skilled Plant Mechanics throughout the full rebuild lifecycle - disassembling and assembling major components, diagnosing faults, carrying out repairs and completing scheduled maintenance. With strong attention to detail and mechanical expertise, you will ensure each machine meets all operational, safety, and quality requirements.

This role is ideal for someone who enjoys hands‑on rebuild work, thrives in a structured workshop environment, and takes pride in following a machine’s journey from teardown to completion.

To be successful, you’ll need:

• Australian recognised mechanical trade
• Proven experience in machine rebuilds, major component overhauls, or new machine assembly
• Experience working with Caterpillar or comparable surface mining equipment
• Strong diagnostic capability and a safety‑driven mindset
• A proactive, quality‑focused approach to completing rebuild tasks
• Unrestricted Driver’s Licence

Responsibilities

• Conduct strip‑downs, rebuilds, repairs, and assembly of CAT machinery and major components within the workshop.
• Perform detailed inspections, diagnostic testing, and quality checks throughout the rebuild process to ensure machines meet WesTrac standards.
• Complete scheduled maintenance, repairs, and adjustments to support rebuild timelines and customer requirements.
• Maintain a safe, clean, and organised workshop environment in line with WesTrac safety procedures.
  
  

Why Join WesTrac?

• Fitness Passport for the whole family
• Annual remuneration review and performance incentives
• Discounted CAT Hand Tools
• Income protection with 24/7 coverage
• 12 weeks paid parental leave (primary carer)
• Access to an extensive online learning library - pathways to leadership and specialist roles
• Further education and upskilling support
• Refer‑a‑Friend Program (earn up to $3,000)
• Novated leasing options
• Employee Wellness Program, including EAP services
• Discounted private health and tooling insurance
• Made for More Rewards- discounts with major travel and retail partners + MORE!

Apply Now

If you believe you have the skills and experience to excel in this workshop role, please submit your application via the link. For further information about this opportunity, contact our Recruitment Team on 1300 797 028.

Successful applicants will be required to complete a satisfactory National Criminal History Check & pre employment medical as part of the recruitment process.