WISCONSIN CAREER DATA PROFILE

Diesel Mechanic Career Guide in Wisconsin

Explore diesel mechanic salary, licensing requirements, training pathways, apprenticeships, job outlook, and career opportunities in Wisconsin.

Last reviewed Reviewed by Career In Trades Editorial Team

Diesel Mechanic in Wisconsin Snapshot
Median Salary $62,450
Hourly Wage $30.02
Job Growth +3% (2024–2034)
License Not Required

How to Become a Diesel Mechanic in Wisconsin

Wisconsin’s technical college system offers a statewide Diesel Equipment Technology curriculum covering engines, hydraulics, truck electronics, brakes and powertrains.

Note: Training pathways vary by employer, program sponsor, and licensing category. Classroom education may provide useful technical preparation, but it does not automatically replace supervised work experience unless the applicable licensing authority specifically allows that credit.

Diesel Mechanic Salary in Wisconsin

The salary figure shown on this page represents the Wisconsin median wage for diesel mechanic workers, based on U.S. Bureau of Labor Statistics occupational wage data. A median wage is the point at which half of workers earn more and half earn less. It is not a guaranteed starting salary.

Actual earnings may vary by experience, license level, metropolitan area, employer, industry, overtime, and union agreement.

Wisconsin Median $62,450
Hourly Wage $30.02
National Median $60,640

Compared with the national median of $60,640, the median wage in Wisconsin is approximately $1,810 higher. This comparison does not account for differences in cost of living.

OFFICIAL REGULATORY SOURCE

Licensing Authority for Diesel Mechanics in Wisconsin

Wisconsin Department of Safety and Professional Services

Official Website: https://dsps.wi.gov/Pages/Professions/Default.aspx

License Types:

  • No general diesel mechanic occupational license

Authority Notes:

Wisconsin does not license ordinary employee diesel mechanics. Employer qualifications and federal safety, refrigerant and commercial-vehicle requirements remain applicable.

Note: Licensing rules, fees, examinations, exemptions, and renewal requirements may change. Applicants should verify current requirements directly with the authority listed above before beginning work, applying for an examination, or enrolling in a training program.

CAREER PREPARATION

Diesel Mechanic Training Requirements in Wisconsin

1Registered Apprenticeship
2Trade or Technical School
3Employer Training

Wisconsin diesel technicians often complete the Wisconsin Technical College System’s Diesel Equipment Technology pathway.

  • Complete instruction in diesel engines, electronics, drivetrains, brakes, hydraulics, welding and HVAC systems.
  • Gain experience through internships, cooperative education or employer-sponsored training.
  • Consider ASE Medium/Heavy Truck certification and obtain EPA Section 609 or CDL credentials when applicable.
EDUCATION DIRECTORY

Diesel Mechanic Training Providers in Wisconsin

Provider City Program Website
Fox Valley Technical College Appleton View Program
Gateway Technical College Kenosha View Program
Madison Area Technical College Madison View Program
Waukesha County Technical College Pewaukee View Program

Note: Program availability, admission requirements, tuition, and credit toward licensing requirements may change. Verify current details directly with the provider and the applicable state licensing authority before enrolling. Listings are informational and do not constitute rankings or endorsements.

PAID TRAINING OPPORTUNITIES

Diesel Mechanic Apprenticeship Programs in Wisconsin

Technician Apprentice Program — TAP

Organization: Cummins Inc.

Program Website

TechStart Diesel Technician Training

Organization: Penske Truck Leasing

Program Website

Caterpillar Dealer Technician Pathway

Organization: Fabick CAT

Program Website

Heavy Equipment Mechanic Apprenticeship

Organization: Operating Engineers Local 139

Program Website

STATE AND LOCAL RULES

Diesel Mechanic Licensing Requirements in Wisconsin

Wisconsin does not require individual diesel mechanics to hold a general occupational license. Technicians must obtain separate credentials when performing regulated refrigerant, commercial driving or inspection duties.

EMPLOYMENT PROJECTIONS

Diesel Mechanic Job Outlook in Wisconsin

+3% (2024–2034) Projected Employment Growth
2024 - 2034 Projection Period
650 Annual Openings

Employment is projected to grow 3%, from approximately 7,820 workers in 2024 to 8,020 in 2034, with around 650 annual openings.

Note: State employment projections may use a different base period from national BLS projections. Projected growth is an estimate rather than a guarantee of employment, and local demand may vary by metropolitan area, industry, construction activity, and employer investment.

CAREER QUESTIONS

Frequently Asked Questions

What is the diesel mechanic salary in Wisconsin?

The statewide median wage for diesel mechanics in Wisconsin is approximately $62,450 per year, or $30.02 per hour, based on May 2024 occupational wage data. Actual earnings vary by experience, license level, location, employer, overtime, and industry.

Does Wisconsin require diesel mechanic licensing?

No statewide occupational license is generally required for diesel mechanic workers in Wisconsin. Local jurisdictions, employers, or specific work scopes may still impose requirements, so applicants should verify current rules before beginning work.

How long does it take to become a diesel mechanic in Wisconsin?

The time required depends on the license pathway and training program. A typical training pathway takes approximately 1–2 Years, although licensing, apprenticeship, and employer requirements may differ.

Are diesel mechanics in demand in Wisconsin?

Wisconsin projects diesel mechanic employment to grow by approximately 3% from 2024 to 2034, with about 650 openings per year. Projections include both new positions and openings created when workers leave the occupation.

DATA TRANSPARENCY

Career Data Sources

State wage, employment outlook, and licensing information is reviewed using government and official regulatory sources. Data and requirements may change after publication.

  1. May 2024 State Occupational Employment and Wage Estimates — U.S. Bureau of Labor Statistics. May 2024 State OEWS
  2. Wisconsin Wages for Diesel Mechanic (SOC 49-3031) — O*NET OnLine, U.S. Department of Labor. Wisconsin Diesel Mechanic Wages
  3. Wisconsin Diesel Mechanic Employment Trends — O*NET OnLine, U.S. Department of Labor. Wisconsin Diesel Mechanic Employment Trends
  4. Wisconsin Department of Safety and Professional Services — Licensing authority. Wisconsin Department of Safety and Professional Services
CAREER DISCOVERY

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