Heavy Diesel Mechanic – Open Pit Maintenance

About the role

The Heavy Diesel Mechanic will join the open‑pit maintenance team at the Macraes mine, ensuring safe and efficient operation of all mining machinery and ancillary plant. Working under the supervision of the workshop lead, you will be responsible for both routine servicing and urgent breakdown repairs across a diverse fleet of equipment.

Key responsibilities

• Perform repairs, maintenance and daily inspections of the mining fleet and ancillary plant in the field.
• Service specific equipment including CAT 789 C/D OHT, CAT 18 graders, CAT D10T tractors, CAT 992K and 988H loaders, and Hitachi EX3600 excavators.
• Respond to breakdowns and conduct general repairs on all mining, ancillary and support plant.
• Carry out daily refuelling, lubrication and basic electrical repairs as required.
• Execute planned component replacements, repairs and rebuilds.
• Record and report usage of components, parts, G.E.T. and other resources on work‑order job cards.

Required profile

• National Certificate in Automotive Heavy Engineering – Plant and Equipment Level 4 or 5 (or equivalent).
• Relevant trade qualifications or industry experience.
• First Aid, Forklift, Overhead Crane, rigging and slinging, and Work‑at‑Height certifications are advantageous.
• Full, clean and current driver’s licence with ability to operate manual vehicles.

Required skills

• Heavy diesel mechanic expertise.
• Maintenance of CAT 789 C/D OHT, CAT 18 grader, CAT D10T tractor, CAT 992K loader, CAT 988H loader, Hitachi EX3600 excavator.
• Basic electrical system repairs.
• Component replacement and rebuild procedures.
• Accurate job‑card documentation and resource tracking.
• First aid, forklift, overhead crane, rigging, slinging and work‑at‑height operations.