Westhill Services is a Mackay-based mining support business delivering labour hire, field service, and heavy fabrication solutions across the Bowen Basin.
We support Tier 1 mining companies, contractors, and maintenance providers who require experienced tradespeople at short notice to keep operations moving.
As our client base continues to grow, we are seeking experienced
Diesel Fitters
for ongoing opportunities across a range of mine sites throughout the Bowen Basin.
These roles are suited to tradespeople looking for flexibility, additional work alongside an existing roster, shutdown opportunities, or those seeking a pathway into ongoing rostered positions.
The Opportunity
Already working a roster?
Already working a 7/7, 8/6 or lifestyle roster?
We welcome applications from tradespeople looking to pick up additional shutdown, backfill and adhoc work between swings. Whether you're chasing extra income, more variety, or a pathway into ongoing field service work, we'd like to hear from you.
We are building a reliable pool of skilled tradespeople to support:
Adhoc maintenance coverage
Roster backfill requirements
Breakdown support
Planned maintenance campaigns
Shutdown works
Project-based work
Long and short-term site assignments
Work may range from single shifts through to multi-week shutdowns and ongoing roster coverage depending on client requirements.
Trade Disciplines Required
Diesel Fitters
Heavy mining equipment maintenance
Breakdown diagnostics and fault finding
Component change-outs
Planned maintenance and inspections
CAT, Komatsu and Hitachi experience highly regarded
What's On Offer
Competitive hourly rates
Weekly pay




Bowen Basin mine site opportunities
Camp accommodation and meals provided where applicable
Ongoing adhoc and shutdown opportunities
Potential progression into permanent rostered positions
Work with Tier 1 mining clients and contractors
Support from a Mackay-based team that understands mining
Employee Benefits
BP Rewards and Frequent Flyer program access
Accor Plus accommodation discounts
Salary sacrifice options
Discounted financial planning and tax accounting services
Discounted servicing for immediate family vehicles
Trade pricing on selected parts and tooling
Employee Assistance Program (EAP)
Ongoing training and development opportunities
About You
To be considered, you will have:
Relevant Australian Trade Qualification
Current Standard 11
Current Coal Board Medical (or willingness to obtain)
Current Driver Licence
Strong commitment to safety
Ability to work independently and as part of a team
Professional attitude and strong work ethic
Additional mine site inductions and competencies will be highly regarded.
Why Westhill?
We understand that valuable tradespeople have options.
That's why we focus on building long‐term relationships with our workforce, providing genuine support, clear communication, and opportunities that suit your availability and lifestyle.
Whether you're looking to pick up extra shifts around your current roster, secure shutdown work, or transition into a permanent field service role, we'd like to hear from you.
Wear the Standard.
Westhill Services is an Equal Opportunity Employer and encourages applications from suitably qualified candidates from all backgrounds.
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📌 Field Service Tradespeople – Diesel Fitters (North Mackay)
🏢 Westhill Services
📍 North Mackay