Heavy Diesel Mechanic – Workshop Based (Tomago)

Take your mechanical career to the next level with Bis – Competitive Pay, Flexibility, and a Focus on the Skills That Matter Most!

Why Join Bis? Here’s What’s in It for YOU

At Bis, we offer more than just a job—we provide a stable, long-term career where your specialist skills are valued and developed. Join our high-performing workshop team in Tomago and work with cutting-edge underground mining equipment, in a role that truly rewards your trade expertise.

What You’ll Get:

• Great Pay: Competitive hourly rate of $45.21–$49.51 (based on experience) + plenty of overtime.
• Flexible Rosters: Choose from a four-day work week (4:4:4:2) or a traditional 5:2 schedule.
• Career Growth: Continuous training and development in advanced mechanical systems.
• Family-Friendly Benefits: Paid parental leave (up to 18 weeks), income protection, and life insurance through AustralianSuper.
• Exclusive Perks: Novated leases, health insurance discounts, and other corporate deals.
• Education Assistance: Support for upskilling and technical certifications.

Your Role: Mechanical Tradesperson (Workshop – Tomago)

In this workshop-based role, you’ll carry out diagnostics, preventative maintenance, and repairs on a wide range of heavy underground mining equipment. Your understanding of diesel combustion systems, hydraulic circuits, and pneumatic systems will ensure our fleet operates at peak performance. Working hands-on with Load Haul Dump (LHD) machines, graders, personnel transporters, and longwall move equipment, you’ll troubleshoot and resolve faults, overhaul major components, and play a key role in maintaining equipment reliability.

Key Skills & Experience – What We’re Looking For

To be considered for this role, a Certificate III in Mechanical Trade(Diesel Fitter/Diesel Mechanic) or an equivalent trade qualification is essential.
In addition, you’ll ideally bring experience in one or more of the following areas:

• Diesel engine fault finding, overhaul, and tuning
• Hydraulic systems – diagnosis, testing, and repair
• Pneumatic systems – maintenance, troubleshooting, and fuel/valve resets on Caterpillar engines
• Reading and interpreting technical schematics and manuals
• Applying preventative maintenance practices to extend equipment life and minimise downtime
• A strong commitment to safety in all aspects of your work

Highly Regarded, but Not Essential

• Post-apprenticeship workshop mechanical trade experience (2+ years).
• Familiarity with diesel combustion, pneumatic or hydraulic systems.
• Experience working on underground equipment.

Who We Are

Bis is a recognised leader in Australia’s underground coal mining support sector. We operate the country’s largest fleet of hire equipment for underground use and back it with expert diesel and mechanical maintenance teams. Our Tomago workshop is a vital hub for servicing and overhauling our fleet – including LHDs, graders, pan pickers, Mules, and more – ensuring they’re mine-ready and safe for deployment.

Ready to Join Us?

If you're a skilled Heavy Diesel Fitter/Mechanic with expertise in combustion engines and/or hydraulics and/or pneumatic systems, and a focus on preventative maintenance, and you're ready for a better work-life balance and serious career development — we want to hear from you!

Apply now and bring your expertise to a team that values your trade.