Heavy Diesel Fitters / Plant MechanicsPerth Point of Hire | FIFO & DIDO Opportunities | Weekly Pay | 8:6 back fill, shutdown or casual pool | Ongoing opportunities for high-performing tradesAJL Mechanical Contracting is seeking experienced Heavy Diesel Fitters / Plant Mechanics to join our growing team.
We're looking for skilled tradespeople with experience maintaining, diagnosing and repairing heavy mobile equipment across mining, civil and heavy industry operations.
If you're looking for competitive rates, varied work and opportunities with a professional WA contractor, we'd like to hear from you.
About the RoleDepending on the project, your duties may include:
Servicing, maintenance and repairs of heavy mobile plant
Preventative and breakdown maintenance
Mechanical fault finding and diagnostics
Hydraulic and electrical troubleshooting
Component removal, overhaul and replacement
Inspection and reporting of equipment defects
Working safely within shutdown and maintenance teams
Following SWMS, isolation procedures and site safety requirements
Completing maintenance documentation accurately
Experience on equipment including CAT, Komatsu, Hitachi and Liebherr is highly regarded.
What We're Looking ForTo be considered, you'll ideally have:
Australian recognised Heavy Diesel or Mobile Plant Trade Certificate
Minimum 3 years post-trade experience
Experience maintaining heavy mobile mining, civil or earthmoving equipment
Strong diagnostic and fault-finding skills
Experience working with hydraulic and electrical systems
Ability to interpret technical manuals and maintenance documentation




Current Australian Driver's Licence
HR Driver's Licence (highly regarded)
Ability to work safely with minimal supervision
Solid communication skills and a proactive attitude
Commitment to quality workmanship and safe work practices
Preferred Tickets & ExperienceWhile not essential for every project, the following will be highly regarded:
Working at Heights
Confined Space
High Risk Work Licence (where applicable)
Forklift Licence
Elevated Work Platform (EWP)
Current National Police Clearance
Current mine site inductions (BHP, Rio Tinto, MinRes and other major operators)
Experience in shutdown, fixed plant or field service maintenance
Why Join AJL Mechanical?
Variety of mining and heavy industry projects
Opportunities for ongoing work
Supportive mobilisation and operations team
Work across a range of mine sites and equipment
Professional, safety-focused workplace
Family-owned WA company that values quality trades
About AJL MechanicalAJL Mechanical Contracting provides skilled maintenance personnel to Western Australia's mining and resources industry.
We pride ourselves on delivering reliable tradespeople, maintaining high safety standards and building long-term relationships with both our clients and employees.
Apply NowIf you're an experienced Heavy Diesel Fitter ready for your next opportunity, we'd like to hear from you.
Please submit your current resume along with copies of your trade qualifications and relevant licences.
Only applicants who meet the minimum trade and experience requirements will be considered.

📌 Heavy Diesel Fitter / Hd Mechanic (Perth)
🏢 AJL Mechanical Contracting
📍 Perth