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
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 name in fleet maintenance, operating multiple workshops across Northern Australia. The Cairns branch is home to a state-of-the-art Daimler Trucks service centre, where the team specialises in the servicing, diagnostics, and repairs of Mercedes-Benz, Fuso, and Freightliner trucks. RGM supports a wide customer base across the transport, mining, and commercial industries and is well regarded for its technical capabilities and commitment to quality.

About the Role
On behalf of our client, RGM Maintenance, Yakr Pty Ltd is seeking a qualified Diagnostic Technician to join the Cairns workshop. This full-time role is classified under ANZSCO 321212 Diesel Motor Mechanic and is suited to candidates with advanced diagnostic expertise in heavy diesel vehicles, particularly across Daimler’s product line.

Key Responsibilities
As aligned with the ANZSCO 321212 classification, the successful applicant will:

Diagnose mechanical and electronic faults across diesel engines, transmissions, brakes, steering, and suspension systems

Disassemble, repair, and reassemble mechanical components of heavy vehicles

Replace defective or worn parts and verify system performance to manufacturer standards

Perform scheduled servicing and preventative maintenance

Utilise diagnostic scan tools and software to interpret fault codes and performance issues

Review technical documentation and complete accurate service records

Adhere to workplace safety, environmental regulations, and roadworthiness standards

Respond to breakdowns and conduct field service repairs when required

Candidate Requirements
Certificate III in Heavy Commercial Vehicle Mechanical Technology (or equivalent)

Minimum 3 years’ experience in diesel diagnostics and mechanical repair

Hands-on experience with Mercedes-Benz, Fuso, or Freightliner trucks is essential

Proficiency in using diagnostic tools and computerised fault-finding systems

HR or MR driver’s licence (preferred)

Strong awareness of compliance and workshop safety standards

Ability to work autonomously and as part of a collaborative team

High attention to detail and a commitment to delivering quality outcomes

What’s on Offer
Attractive salary package: $76,150 $86,150 + superannuation (negotiable based on experience)

Full-time, permanent opportunity with room for long-term career growth

Access to cutting-edge workshop facilities and diagnostic technology

Ongoing OEM training and development supported by experienced leadership