Diagnostic Technician (Diesel Motor Mechanic ANZSCO 321212)

Job Overview

Job Description

Position Title: Diagnostic Technician (Diesel Motor Mechanic ANZSCO 321212)

Company: RGM Maintenance Pty Ltd

Location: 63 67 Aumuller Street, Portsmith QLD 4870 (Cairns)

Employment Type: Full-time

Recruitment Partner: Yakr Pty Ltd

Salary Range: $76,150 $86,150 per annum + Superannuation (negotiable based on experience)



About the Company

RGM Maintenance Pty Ltd is a trusted fleet maintenance provider operating multiple workshops across Northern Australia and Queensland. The Cairns branch is home to a state-of-the-art Daimler Trucks service centre, specialising in the servicing, diagnostics, and repair of Mercedes-Benz, Fuso, and Freightliner trucks. The business supports clients across the transport, mining, and commercial sectors and is well-regarded for its technical capabilities and commitment to quality workmanship.



About the Role

On behalf of RGM Maintenance, Yakr Pty Ltd is seeking a qualified Diagnostic Technician to join the Cairns workshop. This full-time position is classified under ANZSCO 321212 Diesel Motor Mechanic and is suited to candidates with strong diagnostic expertise in heavy diesel vehicles, particularly within the Daimler product range.



Key Responsibilities
• Diagnose mechanical and electronic faults in diesel engines, transmissions, braking, steering, and suspension systems
• Disassemble, inspect, repair, and reassemble heavy vehicle mechanical components
• Replace defective or worn parts and confirm system performance in line with manufacturer specifications
• Carry out scheduled servicing and preventative maintenance
• Utilise diagnostic scan tools and software to interpret fault codes and performance data
• Review technical documentation and complete accurate service and repair records
• Comply with workplace health and safety requirements, environmental standards, and roadworthiness regulations
• Respond to breakdowns and conduct field service repairs when required



Candidate Requirements
• Certificate III in Heavy Commercial Vehicle Mechanical Technology or equivalent
• Minimum of 3 years’ experience in diesel diagnostics and mechanical repair
• Hands-on experience working on Mercedes-Benz, Fuso, or Freightliner trucks (essential)
• Proficiency in using diagnostic tools and computerised fault-finding systems
• HR or MR driver’s licence (preferred)
• Strong understanding of compliance obligations and workshop safety procedures
• Ability to work autonomously and as part of a collaborative team
• High attention to detail and a consistent commitment to quality outcomes



What’s on Offer
• Attractive salary package of $76,150 $86,150 per annum, plus superannuation
• Permanent full-time position with long-term career progression opportunities
• Access to modern workshop facilities and advanced diagnostic technology
• Ongoing OEM training and professional development supported by experienced leadership