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Diesel Engine Repair Jobs in Colorado (NOW HIRING)

ABC COMPANIES

Diesel Mechanic

Aurora, CO

$30 - $44/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Diesel engine repair experience required * Motorcoach or transit bus experience preferred * CNG experience preferred, including knowledge of CNG fuel systems and troubleshooting CNG engines * Ability ...

DREAMLINER LUXURY COACHES LLC

Diesel Mechanic

Denver, CO · On-site

$35 - $40/hr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Experience/Qualifications: * 4+ years of diesel engine and/or trailer repair experience minimum * Ability to work on a variety of heavy/medium duty diesel vehicles & equipment * Working knowledge of ...

Gobeacon

Diesel Mechanic - MBS

Commerce City, CO · On-site

$38/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Diesel engine repair: 1 year (Preferred) * Mechanical knowledge: 1 year (Preferred) Work Location: One location Beacon Mobility is an equal opportunity employer that is committed to diversity and ...

JARBO

Diesel Mechanic

Golden, CO

$27 - $32/hr

  • Medical

  • Dental

  • Vision

  • Retirement

We are seeking a Diesel Mechanic to maintain and repair industrial pumping equipment. Candidates ... Basic understanding of diesel engine operation and mechanical systems * Familiarity with hydraulic ...

JARBO

Diesel Mechanic

Golden, CO

$27 - $32/hr

  • Medical

  • Dental

  • Vision

  • Retirement

We are seeking a Diesel Mechanic to maintain and repair industrial pumping equipment. Candidates ... Basic understanding of diesel engine operation and mechanical systems * Familiarity with hydraulic ...

JARBO

Diesel Mechanic

Golden, CO

$30/hr

  • Medical

  • Dental

  • Vision

  • Retirement

We are seeking a Diesel Mechanic to maintain and repair industrial pumping equipment. Candidates ... Basic understanding of diesel engine operation and mechanical systems * Familiarity with hydraulic ...

All Colorado Trucks and Trailers

Service Manager

Denver, CO · On-site

$85K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Experience with diesel engine repair * Basic computer skills * Basic math skills Please submit a resume to apply. All Colorado Trucks and Trailers provides sales and services for trailer needs. Our ...

Groove Toyota

Automotive Recon Technician

Englewood, CO · On-site

$90K - $110K/yr

Diagnose and repair mechanical issues in vehicles, focusing on diesel engine repair and powertrain systems. * Perform routine maintenance and inspections to ensure vehicle safety and performance.

Groove Toyota

Automotive Recon Technician

Englewood, CO · On-site

$90K - $110K/yr

Diagnose and repair mechanical issues in vehicles, focusing on diesel engine repair and powertrain systems. * Perform routine maintenance and inspections to ensure vehicle safety and performance.

Groove Toyota

Automotive Recon Technician

Englewood, CO · On-site

$110K/yr

Diagnose and repair mechanical issues in vehicles, focusing on diesel engine repair and powertrain systems. * Perform routine maintenance and inspections to ensure vehicle safety and performance.

Transdev

Mechanic B

Colorado Springs, CO

$24 - $30/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Application Deadline: 08/31/2026 Key Responsibilities: • Conduct diagnostic tests using advanced tools and software to troubleshoot diesel engine issues. • Perform moderate complexity repairs and ...

Transdev

Mechanic B

Colorado Springs, CO · On-site

$24 - $30/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Application Deadline: 08/31/2026 Key Responsibilities: • Conduct diagnostic tests using advanced tools and software to troubleshoot diesel engine issues. • Perform moderate complexity repairs and ...

Republic Services

Diesel Mechanic B Tech

Colorado Springs, CO · On-site

$21.90 - $32.80/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Light engine repair and maintenance. * Suspension, drivetrain and steering systems. * Heating and ... and diesel-powered equipment diagnosis and repair or graduating from an accredited automotive ...

Republic Services

Diesel Mechanic B Tech

Colorado Springs, CO · On-site

$21.90 - $32.80/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Light engine repair and maintenance. * Suspension, drivetrain and steering systems. * Heating and ... and diesel-powered equipment diagnosis and repair or graduating from an accredited automotive ...

Transdev

Diesel Mechanic

Winter Park, CO

$37.50 - $41.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Execute routine maintenance tasks to prevent breakdowns and optimize diesel engine performance. * Lead diagnostic tests to accurately identify complex issues and determine comprehensive repair ...

Transdev

Diesel Mechanic

Winter Park, CO · On-site

$37.50 - $41.50/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Execute routine maintenance tasks to prevent breakdowns and optimize diesel engine performance. * Lead diagnostic tests to accurately identify complex issues and determine comprehensive repair ...

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All JobsDiesel Engine Repair JobsDiesel Engine Repair Jobs in Colorado

Diesel Engine Repair information

See Colorado salary details

$15

$29

$40

How much do diesel engine repair jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for diesel engine repair in Colorado is $29.72, according to ZipRecruiter salary data. Most workers in this role earn between $25.29 and $33.37 per hour, depending on experience, location, and employer.

What is diesel engine repair?

Diesel engine repair involves diagnosing, servicing, and fixing problems in diesel engines commonly found in trucks, buses, heavy machinery, and some cars. Technicians in this field handle tasks such as engine overhauls, part replacements, fuel system repairs, and routine maintenance. The work requires specialized knowledge of diesel engine systems, tools, and safety procedures to ensure engines run efficiently and reliably.

What are the key skills and qualifications needed to thrive as a diesel engine repair technician?

To thrive as a Diesel Engine Repair Technician, you need a solid understanding of diesel engine mechanics, troubleshooting, and repair techniques, typically supported by a vocational certificate or associate degree in diesel technology. Familiarity with diagnostic tools, computerized engine management systems, and manufacturer-specific software is commonly required. Attention to detail, problem-solving skills, and effective communication set outstanding technicians apart. These skills ensure accurate diagnostics, efficient repairs, and safe equipment operation, all crucial for minimizing downtime and maintaining reliability.

What are some common challenges faced by diesel engine repair technicians, and how can they be addressed on the job?

Diesel engine repair technicians often encounter challenges such as diagnosing complex engine issues, working in physically demanding environments, and staying updated with rapidly evolving technology. To address these challenges, technicians must develop strong troubleshooting skills, maintain physical fitness, and continuously participate in training programs to learn about the latest diagnostic tools and engine models. Collaborating closely with other technicians and service advisors also helps in resolving difficult repairs and ensuring high-quality service for clients.

What is the difference between Diesel Engine Repair vs Heavy Equipment Mechanic?

AspectDiesel Engine RepairHeavy Equipment Mechanic
CertificationsASE Diesel Certification, EPA CertificationASE Heavy Equipment Certification, EPA Certification
Work EnvironmentRepair shops, fleet maintenance, on-siteConstruction sites, mining, industrial facilities
Industry UsageTransportation, trucking, marineConstruction, agriculture, mining
Job FocusDiagnosing and repairing diesel enginesMaintaining and repairing heavy machinery and equipment

Diesel Engine Repair specialists focus on diagnosing and fixing issues specifically in diesel engines used in trucks, boats, and other vehicles. Heavy Equipment Mechanics work on larger machinery like bulldozers and excavators. While both roles require similar certifications and work environments, Diesel Engine Repair is more centered on engine-specific issues, whereas Heavy Equipment Mechanics handle entire machines. Understanding these differences helps job seekers find the right career path in the diesel and heavy machinery industry.

What are popular job titles related to Diesel Engine Repair jobs in Colorado?

For Diesel Engine Repair jobs in Colorado, the most frequently searched job titles are:

What job categories do people searching Diesel Engine Repair jobs in Colorado look for?

The top searched job categories for Diesel Engine Repair jobs in Colorado are:

Diesel Engine Repair jobs near you
Infographic showing various Diesel Engine Repair job openings in Colorado as of August 2026, with employment types broken down into 90% Full Time, 8% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $61,827 per year, or $29.7 per hour.

Diesel Mechanic

ABC COMPANIES

Aurora, CO

$30 - $44/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago

Job description

ABC Companies is a leading provider of transportation solutions, offering vehicles for 8-81 passengers, along with parts, service, and financing to support fleet operators across North America. Family-owned and operated since 1972, ABC is driven by its mission to advance the transportation industry through innovative, collaborative solutions that redefine the standard. Guided by its core values of Integrity, Trust, Collaboration, and Innovation, ABC is committed to delivering customer-focused, high-quality solutions that enhance safety, performance, and reliability.
Title: Diesel Mechanic
Reports To: Service Manager/Shop Foreman
Pay Rate: $32.00 - $40.00 / Hourly
This information represents our good faith estimate of the base salary range for this position upon hire, based on available data. Minimums and maximums may vary based on geographic location. Individual pay is determined by additional factors including job related skills, experience, applicable education or training and other relevant factors.
Benefits amp; Perks:
At ABC Companies, we recognize that our employees are our greatest asset. We offer a comprehensive benefits package designed to support your health, financial well-being, and work-life balance, including:
  • Medical Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Retirement Plan
  • Company-Paid Short-Term Disability Insurance
  • Company-Paid Long-Term Disability Insurance
  • Company-Paid Basic Life amp; AD amp;D Insurance
  • Voluntary Term Life amp; AD amp;D Insurance
  • Flexible Spending Accounts (FSA)
  • Hospital Indemnity Insurance
  • Employee Assistance Program (EAP)
  • Paid Time Off (PTO)
  • Paid Holidays
  • Training and Professional Development Opportunities
  • Career Growth and Advancement Opportunities
Benefits eligibility and offerings are subject to plan terms and company policies.
Position Overview:
The Service Technician is responsible for inspecting, diagnosing, repairing, and maintaining motorcoaches and other commercial vehicles. This role performs a wide range of mechanical and electrical repairs on diesel-powered motorcoaches and commercial vehicles, ensuring work is completed safely, efficiently, and in accordance with company standards.
Key Responsibilities:
  • Inspect, diagnose, repair, and maintain motorcoaches, commercial and non-commercial vehicles, and other equipment as directed.
  • Follow Cummins warranty processes and procedures, including proper documentation and claim requirements.
  • Interpret and apply technical manuals, service bulletins, and repair guidelines.
  • Maintain a safe and clean work environment free from hazards and unnecessary distractions.
  • Understand and adhere to all company safety policies and procedures.
  • Maintain compliance with local, state, and federal regulations, including EPA, OSHA, and DOT requirements.
  • Accurately document repairs on work orders using shop computers and associated software.
  • Maintain accurate time and attendance records.
  • Perform road calls when required, including travel to customer locations to diagnose and perform repairs.
  • Maintain a valid DOT Medical Card as required.
  • Continue developing technical knowledge and repair skills to support shop operations.
  • Demonstrate professionalism while upholding ABC’s core values.
  • Other duties and responsibilities as assigned.
Qualifications:
  • 2–4 years of diesel, motorcoach, transit bus, or heavy commercial vehicle repair experience preferred.
  • Diesel engine repair experience required
  • Motorcoach or transit bus experience preferred
  • CNG experience preferred, including knowledge of CNG fuel systems and troubleshooting CNG engines
  • Ability to perform troubleshooting and diagnostics to identify mechanical and electrical repair needs
  • Ability to interpret technical manuals and service documentation
  • Strong organizational skills with the ability to manage multiple repair tasks and priorities
  • Must possess the tools necessary to complete assigned responsibilities
  • Experience with body and frame repairs
  • Experience with interior component repair or replacement
  • Audio/Video system knowledge preferred but not required
  • Ability to identify parts required to complete vehicle repairs
  • CDL Class B preferred but not required
  • EPA 609 Certification preferred but not required
Skills:
  • Strong work ethic and positive attitude
  • Reliable attendance
  • Ability to work independently and as part of a team
  • Willingness to travel and perform road calls when required
  • Ability to work overtime or weekends when needed
Physical Demands:
  • Ability to move items weighing at least 100 pounds
  • Ability to stand and move for extended periods of time (80–100% of shift)
  • Ability to work indoors and outdoors for extended periods of time
ABC Companies is an equal opportunity employer. All employment decisions are based on business needs, job requirements, and individual qualifications, without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information, and other legally protected categories.
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