Make your mark with Thiess

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

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

Thiess is the place to make things happen.

About The Role

If you’re ready to step up, take on big challenges, and build a career you’re proud of—this is your prospect.

Thiess is seeking experienced Heavy Diesel Fitters to join our high-performing maintenance teams across multiple sites in Queensland:

Olive Downs Complex – MoranbahLake Vermont – DysartQCoal Northern Hub – CollinsvilleEVA Copper - CloncurryPeak Downs – MoranbahCaval Ridge – MoranbahCurragh North – Blackwater

Reporting to the Maintenance Supervisor, you’ll play a critical role in keeping our operations moving.

Your day-to-day will include:

Servicing, maintaining, and repairing large-scale mining equipmentHandling breakdowns and completing component change-outs efficientlyUsing OEM manuals and technical systems to troubleshoot and resolve issuesConducting inspections to maximise equipment performance and uptimeMaintaining high safety and housekeeping standards

What You'll Bring

Trade qualification in Diesel Fitting Proven post-trade experience in mining or heavy earthmovingStrong skills across maintenance, breakdowns, and equipment servicingA proactive, safety-first mindset and pride in your work

What Thiess Can Do For You

This is more than just a job—it’s a lifestyle and a long-term career opportunity:

7/7 even-time roster for better work-life balance or 2/2 roster EVA CopperCompetitive pay + permanent full-time rolesFlexible travel options: DIDO or BIBOCamp accommodation & meals providedSalary sacrifice options (flights,



novated leasing)Ongoing training, upskilling, and career developmentDiscounts on health insurance, travel, and retail

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 inspires our vision to harness the power of people and technology to drive sustainable change.

At Thiess, you will have the opportunity to play a part in the global energy transition. We are growing our commodities portfolio to include metals and minerals critical to the energy transition, and developing services to enable sustainable mining.

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’ll support you to hone your skills and develop new ones, take on challenges and grow, through mentorship, collaboration and empowerment. We offer our people ongoing technical training and development opportunities so they can reach their full potential. We also invest in the workforce of the future, with a range of programs for people starting their careers.

We recognise the value of an inclusive and diverse workplace through our vision of 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 http://thiess.com/makeyourmark

Should you require assistance applying for this opportunity, please contact us at [email protected]

"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".

📌 Diesel Fitter - Queensland (Mount Isa)
🏢 Thiess
📍 Mount Isa