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Heavy Diesel Mechanic

Posted Date:  17 Sept 2026
Location: 

Gudai Darri, WA, AU, 6753

WesTrac is an equipment solutions company and one of the world's leading Caterpillar Dealerships with a rich history of supporting thousands of customers across the mining and construction industries in Australia. At WesTrac our primary focus is our people. We know that our success is the result of more than 4,000 talented people working together to achieve amazing outcomes.

Reporting to the Superintendent, the Heavy Diesel Mechanic will play a vital role in delivering successful outcomes from several key areas of focus. 

The Heavy Diesel Mechanic at this site is required to carry out servicing, trouble shooting and general maintenance repairs and component change outs across a fleet of 793F autonomous haul trucks, 6040 / 6060 hydraulic mining excavators, 992 / 994-wheel loaders, D10 / D11 track type tractors, 789 autonomous water carts, MD6250 / 6310 rotary drills and various Caterpillar ancillary equipment.

Location: Gudai Darri, Newman - Progressive site with high-tech gear including autonomous 

Roster: FIFO from Perth - 8 days on, 6 days off, 7 nights, 7 off, 12.5 hrs each day (inc. 30 mins unpaid break)

To be successful the following is required:
•    Australian-recognised Heavy Mobile Plant Trade Certificate or equivalent. 
•    Sound maintenance and repairs experience with Large Trucks, Loaders, Dozers and Graders.
•    Previous experience performing fleet audits on a mine site.
•    Previous working product knowledge with Caterpillar products is highly desired.
•    Exposure to SAP and related systems in collaboration with site planners. 
•    Confidently process warranty claims and deliver monthly reporting.
•    Ability to provide continuous improvement on process and surplus stocks.   
•    Prior Field Service or Regional Mine site experience maintaining similar fleet type is highly 
     desired

What we offer:
•    Flights to site ex Perth, accommodation/food provided on Rio Mine site
•    Paid training required for site.
•    Job security with a consistent pipeline of work.
•    Solid entry to a mechanical position and consistent pipeline of work.
•    Supportive work culture with training opportunities at our Westrac institute.
•    Made for More Rewards with discounts at major retailers like Woolworths, Caltex, Apple, 
     Crown, Qantas and more.
•    Paid parental leave, discounted health insurance, income protection insurance, and salary 
     sacrifice options

Our Company & Commitment
WesTrac Pty Ltd is committed to achieving a diverse and engaged workforce. We are an equal opportunity employer and encourage applications from female, Aboriginal and Torres Strait Island candidates.

WesTrac is an endorsed employer for women via WORK180 - who have reviewed our policies, processes, and initiatives to certify that we are an organisation that supports diversity, inclusion, and equality.

Job Reference: 6316

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 recognises the value of and strongly support the principles of equal employment opportunities in the workplace, and we are committed to achieving a diverse and engaged workforce. We are an equal opportunity employer and encourage applications from female, Aboriginal and Torres Strait Island candidates.

WesTrac is an endorsed employer for women via WORK180 - who have reviewed our policies, processes, and initiatives to certify that we are an organisation that supports diversity, inclusion and equality.

Apply now »