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Diesel Mechanic salary in Australia
The median full-time salary for a diesel mechanic is $80,600 per annum, before tax, up $16,700 since 2018.
Where you work moves pay more than anything else: mine site and field service roles usually sit above general workshop positions, and roster or shift arrangements add penalties and allowances on top of the base rate. Qualified tradespeople earn more than apprentices and assistants, and some employers pay extra for additional licences such as a heavy vehicle licence or a high risk work licence. Dealership and fleet work tends to be steadier, while breakdown and callout work trades predictability for higher rates.
Roles that pay more than diesel mechanic
The largest typical pay rise is $65,400 a year, moving into Auto Electrician.
- Auto Electrician+$65,400/yr
- Marine Engine Driver+$18,200/yr
- Motor Mechanic+$3,700/yr
How to negotiate a higher diesel mechanic salary
- Know the market rate before you ask. The median full-time diesel mechanic salary is $80,600; use that, not a guess, as your anchor, and adjust for your experience and employer.
- Use demand as leverage. Diesel Mechanics are on the national skills shortage list, so employers are more likely to move on price to keep or attract someone in a role they're struggling to fill.
- Lead with what's scarce, not just tenure. Skills like Installation and maintenance and Hand and power tool work tend to command a premium over general diesel mechanic experience, name them specifically when you ask.
- Bring a real alternative to the table. Auto Electrician pays a typical $65,400 a year more and draws on similar skills, even mentioning you're weighing it up is a legitimate data point in a pay conversation.
- Time it deliberately. Reviews, the end of a project you delivered, or taking on responsibility beyond your job description are stronger moments to ask than an arbitrary date on the calendar.
- Ask for a number, not a raise. "Based on the market rate and [specific contribution], I'd like to move to X" gets a clearer answer than "I think I deserve more."
Diesel Mechanic salary questions
How much do diesel mechanics earn in Australia?
The median full-time salary for a diesel mechanic is $80,600 a year before tax. Seniority, specialisation, sector and the award or agreement you're employed under all move it.
Is diesel mechanic pay rising or falling?
The median diesel mechanic salary is up $16,700 since 2018. Figures from 2025 onward on this page are a projection, not a measured result.
What pays more than diesel mechanic?
Auto Electrician pays a typical $65,400 a year more and draws on similar skills to diesel mechanic.