- Professional
 - Office in Maddington
 
Heavy Diesel / Plant Mechanic – Workshop Role
Locations:  Maddington WA
Employment Type: Full-Time | Workshop & Field-Based 
Competitive Pay | Modern Fleet | Supportive Team Culture 
About the Role
Downer is seeking skilled Heavy Diesel Mechanics, Technicians, or Fitters to join our team in Maddington, WA. This role offers a mix of workshop and field-based responsibilities, maintaining and repairing heavy plant machinery and trucks. No two days are the same—ideal for those who thrive in a fast-paced, safety-first environment.
What’s on Offer
- Competitive hourly rates based on experience, plus overtime
 - Hands-on work with modern trucks, plant, and equipment
 - Ongoing training and development in a supportive team environment
 - Strong commitment to Zero Harm and environmental responsibility
 - Inclusive, team-focused culture with regular team-building activities
 
Key Responsibilities
- Perform servicing, repairs, and maintenance on heavy plant machinery and trucks
 - Provide breakdown support and fault diagnostics in the field
 - Ensure all work meets Downer’s safety and operational standards
 - Collaborate with a skilled team while also working independently
 
What You’ll Bring
- Trade qualification in Heavy Diesel Mechanics, Plant Mechanics, or Fitting (essential)
 - Strong hydraulic knowledge and fault-finding skills
 - Experience with mobile plant, trucks, and heavy equipment
 - Auto electrical experience (highly regarded)
 - HR and Forklift licences (desirable)
 - A proactive attitude and commitment to safety
 
Ready to Join Us?
Click Apply Now to submit your application. 
For more information, contact Tya Abdat – High Volume Recruitment Advisor at [email protected] 
At Downer, we believe in potential. Even if your experience doesn’t perfectly match, we encourage you to apply—you might be the perfect fit.