Heavy Diesel Mechanic Salary in Perth (2026)

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Heavy Diesel Mechanics in Perth earn a median salary of $160,000 in 2026, with most advertised roles falling between $124,356 and $200,000. That sits 60% above Perth's all-roles median of $100,000. Figures are based on 20 jobs advertised on Seek.com.au in Perth in the last 30 days.

💰 Heavy Diesel Mechanic · Perth
ADVERTISED RANGE
$124,356 – $200,000
Median: $160,000
Mid level $124,356 – $200,000
Overall $124k–$200k Mid $124k–$200k $120k $137k $154k $171k $188k $206k
⚠ Low confidence 20 listings · 20/05/2026

Salary ranges are percentiles calculated from advertised employer bands on Seek.com.au. Figures represent what employers publicly advertise and may differ from actual compensation. Sample size is small — treat figures as indicative.

Understanding the Perth Market

Heavy diesel mechanics in Perth earn a median of $160,000, which is 60% above the city's overall median, one of the largest premiums of any trade role in Australia. This is entirely driven by the resources sector: FIFO contracts servicing Pilbara and Goldfields mining operations routinely pay $150,000 to $200,000 for rosters that include remote-area allowances, accommodation, and meals. The small sample of 20 listings limits confidence, so treat this as directional rather than definitive. No other Australian city offers this role in isolation, confirming Perth's unique position as the primary market for this specialisation.

Take Home Pay (based on median $160,000)

Weekly (net)
~$2,164
Monthly (net)
~$9,378
Annual (net)
~$112,533

Calculated using 2025-26 ATO tax rates, assuming no HECS debt and full Australian residency. Does not include superannuation, bonuses, or equity. Adjust for your situation →

Frequently Asked Questions

What is a good starting salary for a junior Heavy Diesel Mechanic in Perth?
With only 20 listings, entry-level data is thin, but the floor of $124,000 suggests even less experienced heavy diesel mechanics in Perth benefit from the resources sector floor. A Certificate III in Heavy Commercial Vehicle Mechanical Technology plus demonstrated experience on specific machine brands (Caterpillar, Komatsu, Liebherr) is the baseline for FIFO roles. That brand-specific experience, not years alone, determines where on the range a candidate lands.
Is $160,000 a good salary in Perth?
Yes, significantly. At $160,000, a heavy diesel mechanic earns 60% above Perth's all-roles median. Even accounting for FIFO roster structures, typically 2:1 or 4:1 on/off, the effective hourly rate is high, and remote allowances and site-provided accommodation reduce living costs during swing. For tradespeople willing to work the FIFO lifestyle, few roles in Australia offer comparable total remuneration.
How much does a Senior Heavy Diesel Mechanic make in Perth?
Senior heavy diesel mechanics on FIFO contracts can reach $180,000 to $200,000, particularly those who are licensed to operate the machinery they service or who hold a supervisory ticket over a crew of technicians. Moving into a field service or condition monitoring specialist role, using onboard diagnostics rather than just wrench time, is the path to the ceiling and eventual transition into a fixed-site senior role.

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Data sourced from publicly listed job advertisements. Not affiliated with or endorsed by Seek or any third-party platforms. Salary ranges represent advertised figures and may differ from actual compensation. Updated monthly.