Bus and Truck Mechanics and Diesel Engine Specialists
Installation, Maintenance, and Repair
Uses wrenches, gauges, welding gear, and hydraulic hoists to inspect and repair buses, trucks, and diesel engines. Checks brakes, steering, wheel bearings, and safety guards; raises heavy parts to reach them; and attaches test instruments to read what is failing. Routine work includes oil changes, battery checks, and lubrication, then relining brakes, aligning wheels, and putting equipment back together. Suits people who like heavy mechanical work, reading gauges to find faults, and routine upkeep on large vehicles.
Typical education: Post-Secondary Certificate (vocational/technical)
Annual Median Wage in Field (2025)
$61'770
Median Wage Market Position
$61'770
What you might do
- Inspect truck brakes, steering, and wheel bearings
- Attach testers and read dials and gauges
- Raise buses and heavy parts with hoists
- Change oil, check batteries, and lubricate machinery
- Adjust brakes, align wheels, and tighten bolts
- Check protective guards and other safety devices
Skills that matter
- Attaching test instruments to find faults
- Inspecting brakes, steering, and wheel bearings
- Raising buses and trucks with hoists
- Examining guards, bolts, and safety devices
- Choosing hand tools and power equipment
- Changing oil and lubricating machinery
AI & the future of this role
Heavy vehicles and diesel systems demand physical overhauls in depots and yards where fleets keep rolling. Telematics may flag faults earlier, but roadside service, major rebuilds, and safety-critical work remain technician-led.
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Includes O*NET® 30.3 Database information by USDOL/ETA under CC BY 4.0; modified by LostInCareer. Wage/outlook from BLS. Attribution details