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Posted August 21, 2026

Medium/Heavy-Duty Diesel Truck Technician - Fleet / DOT

Automotive Specialists Inc.
Westminster, CO, US Full Time
45USD - 55USD per hour

Job Description

Job Description

Automotive Specialists Inc. in Westminster, Colorado is seeking an experienced Medium/Heavy-Duty Diesel Truck Technician to join our established automotive and fleet repair operation.


This position is for a technician who takes pride in diagnosing problems correctly, completing quality repairs the first time, and working independently on commercial and fleet equipment.


WHAT YOU’LL WORK ON

• Medium- and heavy-duty diesel trucks and commercial fleet equipment

• Freightliner 114SD, International 7400, Kenworth, and similar equipment

• DOT inspections and related repairs

• Preventive maintenance, electrical diagnosis, drivability, and mechanical repairs

• A broad mix of commercial and fleet work


WHAT WE NEED

• Experience servicing and repairing medium/heavy-duty diesel trucks

• Strong mechanical, electrical, and diesel diagnostic skills

• Ability to independently identify the root cause and complete repairs

• Preventive-maintenance and fleet-service experience

• Commitment to quality workmanship and minimizing comebacks

• Valid driver’s license and good driving record

• Your own basic technician tools


EXPERIENCE THAT MOVES YOU TO THE TOP

These qualifications are highly desirable, but you do not need all of them to apply:

• Class A or Class B CDL

• DOT inspection and repair experience

• Truck-mounted crane repair

• Welding and fabrication

• Freightliner, International, or Kenworth experience

• Railroad or commercial fleet experience

• ASE certifications


WHY WORK HERE

• Flexible three- or four-day workweek

• Approximately 30–40 hours per week

• Shop hours Monday–Thursday, 7:00 AM–5:00 PM

• No Fridays, Saturdays, or Sundays

• Paid time off and paid holidays

• Established independent shop with a strong customer base

• Consistent fleet and commercial work

• Modern diagnostic equipment, multiple lifts, and a well-equipped facility

• Experienced team and no dealership environment

• Opportunity to help grow our diesel and fleet capabilities


COMPENSATION

$45–$55 per hour, depending on experience, diagnostic ability, certifications, and productivity. Higher compensation may be available for exceptional diagnostic ability, advanced certifications, a Class A or B CDL, DOT inspection credentials, crane repair, or welding/fabrication experience.


If you are experienced with medium/heavy-duty equipment and take pride in your workmanship, we would like to talk with you.


All inquiries will be handled confidentially. Work location: In person.

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