Diesel Technician
Department:
Dedicated Service Department
Location:
St. Paul, MN
DALLAS TRAILER REPAIR CO.
JOB DESCRIPTION
DIESEL TECHNICIAN
Job Summary
The Diesel Technician is responsible for performing routine maintenance, diagnostics, and repairs on all trucks and related equipment. This role requires solid knowledge of mechanical tools, service and diagnostic equipment, and repair procedures. Successful candidates will demonstrate strong attention to detail, excellent communication and customer service skills, and the ability to work independently or as part of a team.
Duties and Responsibilities
Inspect, analyze, and diagnose vehicle, engine and related equipment for mechanical issues and faulty parts
Perform requested repairs according to industry standards and manufacturer specifications
Perform routine maintenance on vehicle and related equipment
Have knowledge of most heavy truck mechanical systems (e.g. transmission, electrical)
Develop and document action plans for all repairs; follow checklists and established protocols
Aptitude in using various hand tools, power tools and precision measurement tools (e.g. calipers)
Conduct trailer body work and under-carriage work (e.g. air bag replacement, cross-members, dolly legs, tandem system)
Analyze and diagnose mechanical issues
Follow checklists and protocols while conducting repairs
Document cause/complaint/correction in software system
Maintain a clean, organized and safe workplace, including regularly cleaning and care of workspace, tools and equipment
Collaborate with coworkers, and support team goals while being able to work independently
Follow all health and safety rules and guidelines, as well as common sense safety practices
Safely operate a mobile repair vehicle (if hiring for Mobile Technician)
Safety operate a Yard Switcher to move trailers on yard and into shop
Perform other duties as assigned
Behavioral and Knowledge-Based Requirements and Qualifications
Experience: 1�2 years of mechanical or equivalent experience.
Certifications: ASE certifications highly desired but not required.
Must pass pre-employment knowledge/skill test, background check (10-year), and drug/medical physical exam.
Proven mechanical aptitude and basic math skills.
Ability to read and write in English for documentation and communication.
Must have own tools and safety gear (steel-toed shoes, welding protection).
Possesses a valid driver�s license (If hiring for Mobile Technician)
Possesses an acceptable driving record according to company Driver Fleet Policy (if a Mobile Technician)
Must be �insurable� according to our current insurance company�s requirements (acceptable driving record, age minimum and maximum requirements) {if a Mobile Technician}
High School Diploma or GED equivalent
Vocational/ Trade-School certification preferred
Able to pass pre-employment knowledge or skill testing designed to determine probability of success on the job and mechanic classification
Attention to detail
Efficient worker
Excellent communication skills
Physical Requirements
Heavy Work: Exert up to 100 lbs occasionally, 50 lbs frequently, and 20 lbs constantly.
Frequent activities: Walking, standing, climbing, stooping, crouching, balancing, kneeling, and crawling.
Manual dexterity: Frequent use of hands and fingers for grasping, typing, and operating tools.
Sensory abilities: Talking, hearing, & vision sufficient for detailed inspection, safe operation of tools, machinery, and vehicles.
Able to work in uncomfortable conditions (heat, cold, small spaces)
Able to work in physically demanding positions
Able to scale ladders or other means of access to trailer roof or interior
Compensation & Benefits
Hourly Rate: $25 � $45 (depending on experience and location)
Comprehensive Benefits
Package Includes:
Medical, Dental, and Vision Insurance
401(k) Plan with Company Matching
Paid Time Off
Holiday Pay
Training & Development Program
Monthly Productivity/Bonus Incentive Program(s)
Shift Differentials (2nd or 3rd Shift ONLY)
This job description is not an exhaustive list of all duties or responsibilities associated with the Diesel Technician position. Dallas Trailer Repair Co. reserves the right to modify duties and responsibilities as necessary to meet business needs.
© 2026 Dallas Trailer Repair Co.
Applicant Tracking System Powered by