Field Service Technician – Heavy Vehicle Fleet

MJ Mahon Transport | Brisbane, QLD

Mobile Field-Based Role

Are you a practical, hands-on problem solver with mechanical and electrical repair experience?

We want to hear from you!

MJ Mahon Transport is seeking an experienced and versatile Field Service Technician to join our Fleet Maintenance Team.

This is an excellent opportunity for someone who enjoys variety, working independently and using their practical skills to keep a busy heavy vehicle fleet operating safely and efficiently.

A trade qualification is highly regarded but not essential. We are equally interested in candidates with strong practical experience, mechanical aptitude, and the ability to undertake a broad range of repairs.

About the Role

This is a mobile, hands-on position working across our Rocklea ,Brendale, and Stapylton locations, with occasional attendance at breakdowns throughout Brisbane and surrounding areas.

Working from a company-provided service vehicle, you will undertake minor mechanical, electrical and general equipment repairs on our fleet of prime movers and trailers.

Reporting to the Fleet Supervisor, you will manage assigned daily tasks, identify defects, and assist in keeping our fleet operational.

Key Responsibilities

- Complete minor mechanical and electrical repairs on prime movers and trailers.
- Diagnose and repair lighting, trailer plugs, electrical leads, and accessories.
- Undertake minor paint, panel, and fibreglass repairs.
- Service and repair cab coolers and assist with minor refrigeration unit faults.
- Install and remove telematics equipment.
- Replace damaged vehicle components, including bull bars, guards, and fuel tanks.




- Perform trailer greasing and general preventative maintenance.
- Assist with tailgate and EBS fault diagnosis and repairs.
- Identify defects, assess repair requirements, and arrange parts as directed.
- Complete job cards and provide timely updates on work progress.

About You

We are looking for a reliable, resourceful, and mechanically minded individual who takes pride in their workmanship.

- Broad practical mechanical and electrical repair experience.
- Experience working independently in a mobile or field service environment.
- Strong fault-finding and problem-solving abilities.
- Experience with heavy vehicles, trailers, or transport equipment, highly regarded.
- A adaptable attitude and willingness to learn additional repair skills.
- Good communication, time management, and organisational skills.
- A strong commitment to workplace safety.

A relevant trade qualification, such as Light or Heavy Vehicle Mechanic, Diesel Fitter, Trailer Fitter or Auto Electrician, is desirable but not mandatory. A forklift licence would also be advantageous.

What We Offer

- A varied, hands-on role with an established transport business.
- A company service vehicle for work-related travel, with potential take-home arrangements subject to approval.
- The opportunity to work independently across multiple locations.
- A supportive fleet and operations team.
- The opportunity to expand your technical skills across a diverse heavy vehicle fleet.
- Flexible working arrangements, subject to operational requirements.

Working hours: Proposed 6:00 am commencement, 10-hour days, with flexibility to suit the successful candidate and operational requirements. Weekend work may occasionally be required.

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📌 Field Service Technician (Brisbane)
🏢 MJ Mahon Transport
📍 Brisbane