Downer is seeking skilled Heavy Diesel Mechanics, Technicians, or Fitters to join our team in Mackay, QLD. This hybrid role offers the best of both worlds: workshop-based maintenance and the variety of field service. One day you’ll be in the workshop, the next you’ll be on site diagnosing faults and keeping projects moving.

If you thrive on variety, enjoy problem-solving, and want to be part of a team that values safety, quality, and collaboration-this role is for you. Overtime opportunities also available with penalty pay.

What We Offer
Competitive hourly rates based on experience, plus overtime opportunities
Hands-on work with a modern, well-maintained fleet of trucks and plant
Ongoing training and career development in a supportive environment
A robust safety-first culture with Zero Harm as a core value
Inclusive and team-focused culture with regular team activities
Key Responsibilities
Service, repair, and maintain heavy plant machinery and trucks




Diagnose and resolve breakdowns in the field
Ensure all work meets Downer’s high safety and operational standards
Work collaboratively within a skilled team while also operating independently
About You
Trade qualification in Heavy Diesel Mechanics, Plant Mechanics, or Fitting (essential)
Solid hydraulic knowledge and diagnostic skills
Experience with mobile plant, trucks, and heavy equipment
Auto electrical experience (highly regarded)
HR and Forklift licences (desirable)
A proactive approach and commitment to safety
Apply Now

Apply below with your resume and cover letter outlining why you think you would be a positive fit for the role!

At Downer, we believe in potential. Even if your experience doesn’t perfectly align, we encourage you to apply - you might be exactly who we’re looking for.

📌 Workshop Fitter Mackay Ti Ws Qld
🏢 Downer Group
📍 Mackay