Diesel Mechanic Apprenticeship in California

Wages, programs & career outlook

Diesel mechanics service the engines that power commercial trucks, buses, construction equipment, and farm machinery. The work ranges from routine fleet maintenance to diagnosing electronic engine faults on rigs that can't sit idle long.

CA Median Salary
$70,650/yr
+17% vs. national
National Median
$60,640/yr
CA Employment
21,730
Diesel Mechanics employed
CA Sponsors
6
Registered programs
Training Term
4.0 yrs
Time-Based
Job Growth
2.4%
2024–2034 projected
Annual Openings
26,500
Nationally, per yr

Diesel Mechanic Apprenticeship in California: Quick Facts

What apprenticeship means here

A registered diesel mechanic apprenticeship in California combines paid on-the-job training with classroom instruction. Programs typically run 4.0 years and follow a time-based structure. You earn wages from day one — apprentices are employees, not students.

California pay vs. national

Median diesel mechanic wages in California are $70,650/year, +17% above the national median of $60,640. Wages scale with experience — journey-level workers earn substantially more than apprentices.

Where to find programs

California has 6 registered apprenticeship sponsors for diesel mechanic listed in the U.S. Department of Labor's apprenticeship.gov directory. The sponsor list further down includes joint labor-management programs (JATCs), individual employers, and contractor associations.

Job-market outlook

The Bureau of Labor Statistics projects 2.4% job growth for diesel mechanics nationally between 2024 and 2034, with approximately 26,500 annual openings each year (replacement plus growth combined). Apprenticeship demand tends to track local construction and infrastructure spending — California-specific outlook can vary from national figures.

California Wage Spread

Annual wages for Diesel Mechanics in California across all experience levels.

10th pct
$45,540
Median
$70,650
90th pct
$94,450
Middle 50% of workers earn $58,240$82,500

Current Diesel Mechanic Apprenticeship Openings in California

No diesel mechanic apprenticeship openings are currently listed on apprenticeship.gov for California. The sponsors listed below accept applications on a rolling basis — contact them directly. Consider setting up an alert on apprenticeship.gov to be notified when new listings are posted.

Listings aggregated from apprenticeship.gov (US Dept. of Labor). Data refreshed daily.

Diesel Mechanic Apprenticeship Sponsors in California

6 diesel mechanic-related registered sponsors identified in the DOL ApprenticeshipUSA directory for California. Directory lists sponsor names only — contact each organization directly to confirm current diesel mechanic apprenticeship openings.

Organization City County
North American Punjabi Trucking Association (NAPTA)/FASTPORT Fresno, Los Angeles County
ALAMEDA & CONTRA COSTA COUNTIES TRANSIT DISTRICT J.A.C. Hayward
ALAMEDA CONTRA COSTA TRANSIT JOINT APPRENTICESHIP COMMITTEE Hayward
Velocity Truck Center Apprentice Program Rancho Cucamonga San Bernardino County
Sonsray Machinery Torrance
Garton Tractor Inc. Turlock
Search apprenticeship.gov for current Diesel Mechanic openings

Filter by occupation code 49-3031 and state CA for the most relevant results.

Diesel Mechanic Apprenticeship in California

With 6 trade-specific sponsors in our directory, California's Diesel Mechanic apprenticeship landscape is limited. Candidates should also consider nearby states or contact national union offices for referrals.

Frequently Asked Questions

What do Diesel Mechanics earn in California?
The BLS reports a median wage of $70,650/yr for Diesel Mechanics in California (May 2024 data). Experience, union membership, and specialization all affect where you fall in the range.
What is the length of a Diesel Mechanic apprenticeship program?
A typical Diesel Mechanic apprenticeship lasts approximately 4 years (8,000 hours of on-the-job training). The program combines paid work experience with related classroom instruction.
Should I do a Diesel Mechanic apprenticeship or go to trade school?
Apprenticeships offer paid training with no tuition, while trade school requires upfront costs but may be shorter. Many Diesel Mechanics combine both — starting with trade school basics before entering an apprenticeship.
How do I find a Diesel Mechanic apprenticeship in California?
Contact one of the 6 Diesel Mechanic-adjacent registered sponsors in California (listed below), or search apprenticeship.gov for current openings. Local union halls, community colleges, and the state apprenticeship agency are good first stops.
Do Diesel Mechanic apprentices get paid during training?
Apprentices are paid employees from the start. In California, a first-year Diesel Mechanic apprentice might earn around $35,325/yr (roughly half the $70,650 journeyman median), with scheduled raises throughout the 4-year program.

Prefer Trade School Instead?

Apprenticeships pay from day one, but the classroom-first path may fit better for some. Diesel Mechanics also train through trade school programs — shorter timeline, more upfront cost.

Compare Vehicle Maintenance and Repair Technologies programs in California →
Or see all 337 programs nationwide.

Diesel Mechanic in Other States

Other Apprenticeships in California

Data: Bureau of Labor Statistics OEWS May 2024, DOL RAPIDS Registered Apprenticeship database, ApprenticeshipUSA Sponsor Directory.