Mining, Resources & Energy / Other
Posted 28/05/2026
Closes 11/06/2026
Brisbane Airport, 4008, Brisbane, Queensland
Full time
Are you a skilled Heavy Diesel Mechanic looking for a rewarding opportunity in the mining industry? Join our team, where you’ll work with a dedicated maintenance crew ensuring the reliability and performance of heavy mobile equipment (7/7 ROSTER).
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., Sandvik LH517, CAT R2900)
Trucks (e.g., Sandvik TH663, CAT AD45)
Drills (e.g., Sandvik DD421& DS421, Epiroc Simba E7)
Ancillary equipment such as IT loaders, Telehandlers, Agi’s & Spraymecs
Key Responsibilities:
Diagnose and troubleshoot mechanical issues on heavy diesel equipment
Perform scheduled maintenance and breakdown repairs
Conduct inspections to ensure equipment safety and compliance
Work collaboratively with the maintenance team to improve fleet reliability
Maintain accurate service records and follow site safety procedures
What We’re Looking For:
Trade qualification as a Heavy Diesel Mechanic (or equivalent)
Experience in underground mining maintenance
Strong diagnostic and troubleshooting skills
Commitment to workplace safety and compliance
Ability to work autonomously and as part of a team
Our Benefits:
Good hourly rate plus overtime + super + quarterly bonus
Direct flights from Sydney or Brisbane to Cobar. Site is a 15 min drive from camp and town
Free gym membership and access to local pool
Great workshop facilities, supportive team, and a strong safety culture
About Us
The CSA Mine is located 11 kilometres north-west of Cobar, central western New South Wales. At 1.9 kilometres deep, it is one of Australia’s deepest underground mines.
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 currently preparing to progress the Execution Phase of the Eva Copper Mine Project in QLD. These assets are supported by the Harmony Australasia regional corporate office located in Milton, Brisbane.
Apply today or reach out to the recruitment team if you have any queries rec••••••••••••@harmonyseasia.com
© 2026 - Philled Pty Ltd. All rights reserved.
We acknowledge the Traditional Owners of the land where we work and live. We pay our respects to Elders past, present and emerging and celebrate the stories, culture and traditions of Aboriginal and Torres Strait Islander Elders of all communities who also work and live on this land.