Road Train Diesel Fitters - QCoal

Make your mark with Thiess

Every day, all around the world, Thiess supports and celebrates our people. We recognise talent, reward transparency, champion diversity and embrace change.

Join us and hone your skills and develop new ones. Take on big challenges and grow through mentorship, collaboration, and empowerment.

The Opportunity

• Perform advanced diagnostics and repairs on modern diesel engines including Cummins, CAT and Detroit.
• Maintain transmissions, driveline and differential systems, air brake systems and ABS/EBS components.
• Inspect, maintain and repair multi-combination trailers including A-Doubles, B-Doubles and Triple Road Trains.
• Diagnose and repair suspension systems, hydraulic tipping systems and electrical/CAN bus faults.
• Conduct roadworthy and compliance inspections in line with NHVR requirements.
• Attend breakdowns and perform safe and efficient field repairs.

About you

To be successful in this role, you will have:

What's on offer

At Thiess, our people are the heart of everything we do. We're committed to creating a workplace where everyone can thrive - safely, confidently and with opportunities to grow.

• Competitive remuneration package together with retention and attendance bonuses (conditions apply).
• Permanent full-time employment.
• Ongoing training and development opportunities.
• BIBO provided from Townsville.
• Camp accommodation and meals provided.
• Stable fleet with structured maintenance programs.
• Supportive leadership team and opportunities to contribute to reliability improvements.
• A strong safety-first culture across all operations, built on care, respect and accountability.
• Range of corporate discounts including health insurance and travel, plus access to exclusive savings at 750+ everyday retailers across Australia.

About Us

Thiess works with clients in Australia, Asia, and the Americas in the dynamic field of open-cut and underground mining. The pioneering spirit of our founders - the legendary Thiess brothers - is our legacy and has inspired our vision to harness the power of people and technology to drive sustainable change for more than 90 years.

Learn more about Our Vision, Purpose & Values.

At Thiess, we're creating a culture of curiosity, knowledge-sharing and continuous learning - supporting our people to contribute to Thiess' success and continued growth in sustainable mining.

We recognise the value of an inclusive and diverse workplace through our vision: everyone matters always. We're focused on creating an inclusive environment to enable our people to bring their best self to work because they feel safe, included, and empowered.

Learn more about working at Thiess.

How to Apply

This role is an opportunity to take the next step in your career. With our culture of recognition, development, and a stimulating and satisfying work environment, there is no better time to join Thiess.

Please click the "apply" button below to apply for this role.

Thiess follows a Pre-Employment Process for all successful applicants, which includes two employment references, a National Police Check, and a medical assessment. These checks are essential to your application, and your recruiter will support you through the process.

Should you require assistance applying for this opportunity, please contact us at hiring@thiess.com. 

How to apply

Applications close

11 Sep 2026 E. Australia Standard Time