Are you a trade-qualified Diesel Mechanic looking for the opportunity to work across a diverse fleet of trucks, plant and earthmoving equipment for a self-performing infrastructure contractor?
Multiworks Australia delivers complex infrastructure projects for major asset owners across the energy, water, transport, defence, industrial and manufacturing sectors. For more than 20 years, we have built our reputation as a self-performing civil and infrastructure contractor, delivering high-value projects using our own people, plant and equipment. Our success is built on a commitment to safety, quality, innovation and strong client partnerships. We take pride in creating opportunities for our people to develop their skills and build rewarding careers within a supportive and inclusive workplace.
About the role
Multiworks Australia is seeking an experienced
Diesel Mechanic
to join our team on a full-time, permanent basis, based in Brooklyn, Victoria. You'll work across a diverse fleet of trucks, plant and earthmoving equipment that supports major infrastructure and civil construction projects. Working closely with our Assets & Logistics team, you will be responsible for maintaining, servicing and repairing plant and equipment to ensure maximum reliability, performance and safety. This role offers a mix of workshop-based and field service work, providing variety and exposure to a wide range of machinery and equipment.
Key responsibilities
Carry out preventative maintenance and scheduled servicing on trucks, plant and earthmoving equipment.
Diagnose faults and perform repairs on diesel engines, hydraulic systems and associated components.
Conduct breakdown repairs and emergency maintenance as required.
Undertake onsite servicing and maintenance across project locations when required.
Complete inspections and ensure all equipment complies with safety and operational standards.




Maintain accurate service records, maintenance reports and repair documentation.
Liaise with supervisors and operational teams to minimise equipment downtime.
Assist with the maintenance and upkeep of the workshop and yard facilities.
Identify opportunities to improve equipment reliability and maintenance processes.
Trade qualification as a Diesel Mechanic (mandatory).
Demonstrated experience maintaining and repairing trucks, plant and earthmoving equipment.
Strong diagnostic and fault-finding skills across diesel engines and associated systems.
Solid understanding of maintenance, servicing and safety compliance requirements.
Excellent attention to detail and commitment to quality workmanship.
Ability to work independently and collaboratively within a team environment.
Strong communication and interpersonal skills.
Reliable, safety-focused and proactive approach to work.
Current Australian Driver's Licence.
Demonstrated alignment to Multiworks' values of Craft, Care, Courage and Credibility.
Experience working on civil construction or heavy plant equipment highly regarded.
Forklift, plant or machinery tickets advantageous.
Why Multiworks
Permanent, full-time employment with a growing infrastructure contractor.
Rostered Days Off (RDOs).
Opportunity to work across a diverse fleet of trucks, plant and earthmoving equipment.
Career development and progression opportunities within a growing organisation.
Supportive and collaborative team environment.
Employee Assistance Program (EAP) for wellbeing support.
Company events, celebrations and employee recognition programs.
Tenure and loyalty recognition initiatives.
Certified Excellent Place to Work organisation committed to safety, quality and innovation.
Multiworks is an equal prospect employer and encourages applications from people of all backgrounds, genders, and Aboriginal and Torres Strait Islander peoples.
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📌 Diesel Mechanic (Melbourne)
🏢 Multiworks Australia
📍 Melbourne