Plant Mechanic

At WesTrac, we’re made for more of what matters most. More family time, with paid parental leave, flexible working arrangements and purchased leave programs to give you the work life balance you’ve always wanted. More development opportunities, with WesTrac's own in house RTO - 50737, access to your own guided learning platform and a range of pathways to help you steer your career in the direction of your dreams. More diversity, with over 4,000 team members with a tonne of differences, united by our passion for building a better tomorrow. As an industry leader and employer of choice, we’re Made for More.

Join WesTrac and build your career with our General Construction team!

We have an exciting opportunity for an experienced Plant Mechanic or Heavy Diesel Mechanic to join our high‑performing General Construction Branch in Tomago. Join our fast‑paced, high‑energy workshop that helps construction customers maximise uptime and get the most out of their CAT equipment.

As part of this dynamic team, you will support a wide range of customers by carrying out everything from servicing and preventative maintenance through to breakdown work, ensuring their machinery performs at its best in demanding environments.

Reporting to the Workshop Supervisor, you’ll work alongside skilled mechanics, apprentices and trade assistants who specialise in general construction machinery. If you bring strong mechanical expertise - especially Caterpillar experience – you will thrive in this environment and make an immediate impact.

Roster Options

• Monday to Friday roster – two weeks day shift, followed by two weeks night shift
• Annual earnings: $125,000 – $160,000*

*Above rates are a guide; each candidate will be assessed on skill and experience

Skills & Experience

• Strong technical and diagnostic skills with an Australian Recognised Mechanical Trade (Heavy Diesel or Mobile Plant)
• A genuine passion for CAT equipment and delivering high-quality service.
• Ability to work independently in the field while maintaining safety and compliance.
• Excellent attitude to your work, and dedication to safe work practices
• Ability to work autonomously in the field and in a team
• Current Drivers Licence
• Applicants with site bans are ineligible for Field Service Positions

Why WesTrac?

• Job security and serious potential for career advancement
• Competitive remuneration
• Fitness Passport for the whole family
• Discounted CAT Hand Tools
• Generous relocation assistance for eligible candidates
• Income protection with 24/7 coverage
• 12 weeks paid parental leave (primary carer)
• Access to free Caterpillar online machine specific training
• Access to hands‑on technical training through the WesTrac Institute (RTO 50737)
• Refer a friend program – work alongside your mates and receive up to $3000!
• Novated leasing options
• Uniforms and PPE provided + laundered on site
• Employee Wellness Program & discounted private health insurance
• Start your career right with us- site specific training provided at our state-of-the-art WesTrac Institute

Apply Now

If you believe you have the skills and experience to succeed in this role, please submit your cover letter and resume for consideration via the link. For further information regarding this role, please contact our Recruitment Team on 1300 797 028 and quote job number # 4954.

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

Please note: The Talent Acquisition Team will be on annual leave from Friday 19th December 2025, returning Monday 12th January 2026. During this time, recruitment activities will be paused, and applications will not be reviewed. Any applications submitted during this period will be assessed once the team returns in January.