# Diesel Mechanic jobs and career guide

Category: Automotive & Heavy Equipment
Page: https://toolupjobs.com/trades/diesel-mechanic/
Also called: diesel technician, truck mechanic, fleet mechanic, diesel tech

Diesel techs maintain and repair trucks, buses and diesel engines, including aftertreatment and electronics.

## Typical US pay
$45k–$90k per year (approximate, entry level to experienced).

## What they do
- Diagnose diesel engines and emissions systems
- Repair air brakes, drivetrains and electrical
- Perform PM services and DOT inspections
- Use OEM diagnostic software

## Key skills
- Diesel engines
- Aftertreatment
- Air brakes
- Diagnostics
- DOT inspections

## Training
Diesel technology program or shop apprenticeship.

## Licensing & certifications
ASE T-series; DOT annual inspector qualification; CDL is a plus.

## Open jobs (0)
None posted right now.