This is a Senior Heavy Diesel Mechanic role for someone who genuinely knows their trade — a mechanic who is confident taking on complex repairs, difficult diagnostic work and breakdowns, while also being capable of providing guidance and leadership to other technicians. You will play an important role in maintaining the high standard of workmanship and customer service that ATTR has built its reputation on. The successful candidate will be hands‐on, professional and take pride in doing the job properly. You will have strong communication and customer service skills, be comfortable dealing with customers and suppliers when required, and have the ability to assess problems and find practical solutions.
Key responsibilities
Diagnose, repair and maintain a wide range of heavy vehicles and trailers
Carry out complex mechanical and electrical fault finding
Attend and assist with breakdowns when required
Undertake major repairs and challenging diagnostic work
Carry out servicing, inspections and preventative maintenance
Assist and provide technical guidance to other technicians
Maintain a high standard of workmanship and safety
Communicate professionally with customers and suppliers
Help maintain an organised, clean and professional workshop
Take a senior role within the workshop and lead by example
About you




Cert III in Heavy Commercial Vehicle Mechanical Technology
Minimum 5 years' experience working as a qualified heavy diesel mechanic
Current HR driver's licence
Own tools
Strong mechanical diagnostic and fault-finding skills
Strong electrical diagnostic ability
Proven ability to confidently tackle difficult and complex repairs
Ability to lead, mentor and assist other technicians
Strong communication and customer service skills
A professional attitude and pride in workmanship
About us
Australian Truck & Trailer Repairs (ATTR) is a family-owned and operated heavy vehicle repair business, proudly servicing the transport industry for the past 12 years. We have recently moved into a brand-current, purpose-built facility at 79 Star Crescent, Hallam, and are continuing to grow our team.
Brand-new, purpose-built workshop in Hallam
Modern facilities and a professional working environment
Varied and challenging heavy vehicle work
Opportunity to take on a genuine senior role within a growing business
Ongoing training and development opportunities
Opportunity to undertake training towards becoming a Licensed Vehicle Tester
Long-term career opportunity with a business that values quality workmanship
Be part of a close-knit team where your experience and knowledge are valued
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📌 Senior Heavy Diesel Mechanic (Melbourne)
🏢 AUSTRALIAN TRUCK & TRAILER REPAIRS
📍 Melbourne