About the Role

Responsibilities

As a Heavy Diesel Mechanic, you will be responsible for the servicing, repair, and maintenance of a fleet of underground mobile plant equipment, including:

- Loaders (e.g., CAT R2900, Sandvik LH517i & LH621i)
- Trucks (e.g., CAT AD30, Sandvik TH663i)
- Drills (e.g., Sandvik DD421 & DS421, Epiroc Simba E70S)
- Ancillary equipment such as IT loaders, underground agitators, concrete spraying equipment, telehandlers, and light vehicles

Conditions This is a 7/7 roster (days and nights), and commute options include residential or DIDO Candidates interested in DIDO will be provided with commute single accommodation and meals at the mine camp. CSA also provides Pool & Gym Reimbursements to our employees and their dependants.

Responsibilities

Key Responsibilities

- Diagnose and troubleshoot mechanical & hydraulic issues on heavy diesel equipment
- Perform scheduled maintenance and breakdown repairs
- Conduct regular inspections to ensure equipment safety and compliance
- Work collaboratively within the maintenance department to improve fleet reliability
- Maintain accurate service records and follow site safety procedures

Qualifications

What We’re Looking For

- Trade qualification as a Heavy Diesel Mechanic (or equivalent)
- Experience in underground hard rock maintenance (preferred but not essential)
- Strong diagnostic and troubleshooting skills
- Basic auto electrical knowledge & troubleshooting skills
- Commitment to workplace safety and compliance
- Ability to work autonomously and as part of a team

What’s on Offer?

- Competitive remuneration package
- Flights and accommodation provided
- Permanent, full-time position with job security
- Career progression and training opportunities
- Supportive team environment with a strong safety culture





To Apply If you believe you have the skills, knowledge and experience to fulfil this role, please submit your application online by clicking ‘Apply’. Please include a Cover Letter which outlines how your skills and experience align with this role. We thank all applicants for your interest and the time taken to submit your application. While we consider all suitable applicants, only those short-listed for interview will be contacted.

Please note: All candidates must have the right to live and work in Australia and will be required to undertake a comprehensive pre-employment medical screen, including drug and alcohol testing.

To learn more about Harmony and CSA Mine, please visit: https://www.harmony.co.za/operations/australia/csa-copper-mine/

About The Team

Harmony is the largest gold producer by volume in South Africa and is a significant operator of gold tailings retreatment facilities.

In Papua New

Guinea, Harmony owns and operates the Hidden Valley mine and owns 50% of the Tier 1 Wafi-Golpu copper-gold project. In Australia, Harmony owns the high-grade CSA copper mine in Cobar, NSW and is constructing the Eva Copper Mine in Cloncurry, QLD with first production targeted for the second half of the 2028 calendar year. These assets are supported by the Harmony Australasia regional corporate office located in Milton, Brisbane.

CSA, one of Australia's longest operating copper mines, has a history dating back almost 150 years. The mine is 1.9km deep and has a reserve grade of 3.4% Cu. Located near the vibrant regional town of Cobar, CSA Mine is a long‑standing underground copper operation with a strong connection to its local community. Our people enjoy a supportive team workplace, meaningful careers and the lifestyle benefits that come with regional NSW

📌 Heavy Diesel Mechanic (Brisbane)
🏢 Harmony Australasia
📍 Brisbane