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:

Ancillary equipment such as IT loaders, underground agitators, concrete spraying equipment, telehandlers, and light vehicles

Job Description 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 solid safety culture

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: 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 environment, meaningful careers and the lifestyle benefits that come with regional NSW

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