About MMFS: Mining Maintenance and Fabrication Services (MMFS) is a proudly WA-owned and operated business delivering mining solutions across equipment maintenance, repairs, and labour hire. We’re currently seeking experienced HRT / Heavy Diesel Mechanics to join our team based in Bullsbrook , working across both workshop and field service on a range of on-highway equipment. What’s on Offer Rate: $60 per hour flat Roster: 5:2 (option to transition to 9:5) Hours: 10–12 hour days Location: Bullsbrook, WA Exposure to a wide range of prime movers, trailers, and support vehicles Ongoing, long-term work with immediate start available Supportive team environment with career development potential About the Role Carry out diagnostics, servicing, maintenance, and repairs on Kenworth and Mack prime movers , Drake trailers , water trucks , and service trucks Operate in both workshop and field service environments Maintain accurate service records and ensure compliance with safety standards Work within a close-knit, safety-focused team What We’re Looking For Australian Recognised Heavy Commercial Road Transport Qualification HR class Australian Driver’s License (minimum) Proven experience with Kenworth and Mack prime movers , Drake trailers Ability to read and maintain detailed service records Solid understanding of compliance processes and mine site safety requirements Unrestricted Australian working rights Able to pass a pre-employment medical and drug & alcohol screen Strong communication and a team-oriented mindset Desirable (but not essential): High Risk Work Licenses (LF, WP, DG, RB, CN) Current Air Conditioning Licence and Refrigerant Handling Ticket How to Apply: Please apply via SEEK or submit your recent Resume to mmfs.com.au or call Shanae on 0427 067 .