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
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 R****, 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
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:
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, DIDO or FIFO from Brisbane or Sydney.
Candidates interested in DIDO or FIFO 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.
Location
Located an eight-hour drive to Sydney, nine-hour drive to Melbourne, and a quick three-hour drive to Dubbo, Cobar is a fascinating town rich in mining heritage and natural attractions. Entertainment options include restaurants, pubs,



and clubs for dining out. You will be kept busy with a bowling and golf club, rugby and rugby league teams, race club, pony club, Olympic size swimming pool, gym – and more! The town boasts beautiful parks, two reservoirs, picnic areas and playgrounds. The youth club 'Youthie' is a vibrant children's hub with a games room, gym and weights room, squash courts, sauna, indoor stadium, outdoor basketball court and a skate park.
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
Trade qualification as a Heavy Diesel Mechanic (or equivalent)
Experience in underground hard rock maintenance (preferred but not essential)
Robust 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 We're Looking For
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: /
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 **** 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 (New South Wales)
🏢 Harmony Australasia
📍 New South Wales