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Diesel Engine Mechanic Jobs (NOW HIRING)

Diesel Engine Mechanic

Schriever, LA · On-site

$21.25 - $28/hr

Diesel Engine Mechanic Minimum Required Education and Experience: * High School Diploma or GED * Five years of diesel equipment experience. * Knowledge of diesel engine components. (Cummins, Cat ...

Diesel Engine Mechanic

Schriever, LA · On-site

$21.25 - $28/hr

Diesel Engine Mechanic Minimum Required Education and Experience: * High School Diploma or GED * Five years of diesel equipment experience. * Knowledge of diesel engine components. (Cummins, Cat ...

Diesel Engine Mechanic

Schriever, LA · On-site

$21.25 - $28/hr

Diesel Engine Mechanic Minimum Required Education and Experience: * High School Diploma or GED * Five years of diesel equipment experience. * Knowledge of diesel engine components. (Cummins, Cat ...

Diesel Engine Mechanic

Lubbock, TX · On-site

$21.50 - $28.25/hr

Norton Energy Drilling is currently looking to hire an experienced diesel engine mechanic to service the company's numerous engines powering its fleet of drilling rigs. Responsibilities * Diagnose ...

Diesel Engine Mechanic

Lubbock, TX · On-site

$38 - $44/hr

Norton Energy Drilling is currently looking to hire an experienced diesel engine mechanic to service the company's numerous engines powering its fleet of drilling rigs. Responsibilities * Diagnose ...

Truck Diesel Engine Mechanic

Columbus, MS · On-site

$24.50 - $32.25/hr

Truck Diesel Engine Mechanic JOB PROFILE The Truck Diesel Engine Mechanic position is responsible for set up, repair, service, diagnostics, preventive maintenance, and installation of replacement ...

Diesel Engine Mechanic

Clinton, MD · On-site

$35 - $40/hr

Diesel Engine Mechanic Location: Capitol Heights, MD Salary: $35/hr + Benefits Full-Time Role/Direct-Hire Experience in heavy equipment maintenance and repair. Strong knowledge of hydraulic systems ...

Diesel Mechanic

Shreveport, LA · On-site

$30 - $40/hr

What You'll Do as the Diesel Engine Mechanic: * Maintain and repair diesel trucks, trailers, and heavy equipment to ensure safe, reliable operation * Diagnose mechanical, hydraulic, and electrical ...

Diesel Mechanic

Shreveport, LA · On-site

$30 - $40/hr

What You'll Do as the Diesel Engine Mechanic: * Maintain and repair diesel trucks, trailers, and heavy equipment to ensure safe, reliable operation * Diagnose mechanical, hydraulic, and electrical ...

Diesel Mechanic

Shreveport, LA · On-site

$30 - $40/hr

What You'll Do as the Diesel Engine Mechanic: * Maintain and repair diesel trucks, trailers, and heavy equipment to ensure safe, reliable operation * Diagnose mechanical, hydraulic, and electrical ...

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Diesel Engine Mechanic information

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$14

$28

$38

How much do diesel engine mechanic jobs pay per hour?

As of Aug 28, 2026, the average hourly pay for diesel engine mechanic in the United States is $28.27, according to ZipRecruiter salary data. Most workers in this role earn between $24.04 and $31.73 per hour, depending on experience, location, and employer.

What does a diesel engine mechanic do?

A diesel engine mechanic is responsible for inspecting, maintaining, and repairing diesel engines commonly found in vehicles such as trucks, buses, and construction equipment. Their work includes diagnosing issues, replacing faulty parts, performing routine maintenance, and ensuring engines run efficiently and safely. Diesel mechanics often use specialized tools and diagnostic equipment to troubleshoot problems. They may also keep records of repairs and advise customers on engine care.

What are the key skills and qualifications needed to thrive as a diesel engine mechanic, and why are they important?

To thrive as a Diesel Engine Mechanic, you need strong mechanical aptitude, knowledge of diesel engine systems, and typically a vocational certificate or apprenticeship in diesel technology. Familiarity with diagnostic tools, computerized engine management systems, and specialized repair equipment is essential. Attention to detail, problem-solving ability, and effective communication are critical soft skills for this role. These skills ensure accurate diagnostics, efficient repairs, and safe operation of diesel-powered vehicles or equipment.

What are some common challenges faced by diesel engine mechanics in their daily work?

Diesel engine mechanics often face challenges such as diagnosing complex engine problems, working in physically demanding environments, and keeping up with rapidly advancing technology. Troubleshooting diesel engines can require both technical expertise and hands-on experience, especially as modern engines become more computerized. Mechanics also need to follow strict safety procedures and may work irregular hours or on-call shifts, especially in industries like transportation or construction. Collaborative work with other technicians and departments is common, especially when handling large equipment or fleet maintenance.

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

AspectDiesel Engine MechanicHeavy Equipment Technician
CertificationsASE Diesel Certification, EPA CertificationASE Heavy Equipment Certification, EPA Certification
Work EnvironmentGarages, repair shops, fleet maintenanceConstruction sites, mining, agriculture, repair shops
Industry UsageTransportation, trucking, fleet servicesConstruction, agriculture, mining, forestry

Both Diesel Engine Mechanics and Heavy Equipment Technicians diagnose and repair diesel engines, often holding similar certifications. Diesel Engine Mechanics typically work on trucks and commercial vehicles in repair shops, while Heavy Equipment Technicians focus on construction and industrial machinery at job sites. The roles overlap in skills and certifications but differ mainly in work environment and industry focus.

Is a diesel engine mechanic still in demand?

Yes, diesel engine mechanics are in demand due to ongoing need for maintenance and repair of trucks, buses, and industrial equipment. The profession requires technical skills, certifications, and familiarity with diagnostic tools, and employment is expected to grow as transportation and logistics industries expand.

Is being a diesel engine mechanic a good career?

A diesel engine mechanic is a skilled tradesperson who repairs and maintains diesel engines used in trucks, buses, and heavy equipment. The profession offers steady employment, competitive wages, and opportunities for specialization and certification, with a demand driven by transportation and construction industries.
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What states have the most Diesel Engine Mechanic jobs?

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For Diesel Engine Mechanic jobs, the most frequently searched job titles are:

Infographic showing various Diesel Engine Mechanic job openings in the United States as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, 4% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $58,798 per year, or $28.3 per hour.

Diesel Engine Mechanic (Machinist)

Gary, IN • On-site


Canadian National Railway Company
Rail Transportation • 10K+ employees

7.5

Company rating: 7.5 out of 10

Based on 49 frontline employees who took The Breakroom Quiz

135th of 366 rated logistics

People enjoy working here

Good employer

Paid breaks


$25 - $33/hr

Full-time

Medical, Dental, Vision, Retirement

Posted 15 days ago


Job description

Diesel Engine Mechanic (Machinist)

At CN, we are committed to our pursuit of excellence. We take pride in delivering work of the highest standard, continually innovating to shape the railroad of the future. As responsible railroaders, we make the right decisions every time, putting safety first, acting with unwavering integrity, and holding ourselves accountable for our actions. We believe in succeeding together-by fostering inclusivity and collaboration, we sustainably deliver exceptional results for our customers.

If you are a skilled trades person or interested in skilled trades and continuous learning in a safety-focused environment, working at CN could be a great fit for you. You'll be working on all types of equipment and structures designed to support the distribution of freight across North America. Enjoy paid training and evolve your skills. The careers we offer are meaningful because the work we do matters. Join us and get your career moving!  

Job Summary

The Diesel Engine Mechanic (HDM) is responsible for performing inspections, major and minor repairs, overhauls and servicing on all types of locomotives.

Working Conditions
  • Work shift work, which consists of: Irregular hours, including nights, weekends, holidays, and occasional overtime
  • Work in a shop environment and outside in all weather conditions
  • Occasionally work in confined spaces and at elevated heights
  • Frequent stooping, lifting, kneeling, bending, crouching and climbing
  • Occasional travel required
Major Responsibilities
  • Inspect, service and maintain locomotives, in accordance with federal and company regulations, including changing oil or repairing, replacing, cleaning and adjusting parts
  • Troubleshoot and diagnose diesel engine malfunctions and make required repairs
  • Assemble and start engines
  • Use electric and oxy-acetylene welding equipment, lubrication equipment and other vehicle repair tools and equipment, and operate said tools and machinery in a safe and efficient manner
  • Prepare inspection, maintenance, and work reports, and record details on prescribed forms in accordance with established procedures
  • Operate locomotive on shop tracks
  • Test locomotives on shop track after repair
Requirements
  • Valid driver's license
  • High School diploma or equivalent GED
  • Must be 18 years of age
  • Must meet all medical fitness for duty requirements for the position
  • Using measuring devices and understanding visual displays
  • Basic technical knowledge of diesel mechanics
  • Frequent lifting/carrying up to 50 lbs and occasionally up to 70 lbs
  • Displays good hand-eye coordination

Assets

  • Valid CDL for the class and type of equipment operated
  • Ability to certify company equipment in accordance with state standards
  • Experience troubleshooting hydraulic and electronic systems
  • Welding skills
  • Basic computer skills
  • Diesel Mechanic experience and/or Diesel Mechanic Diploma
  • Ability to work autonomously, adapt to different situations and manage stress
  • Demonstrate good teamwork skills and maintain positive interactions with others
  • Displays good verbal, reading comprehension and writing skills
  • Dedicated to getting the job done while meeting established standards of quality, safety and client satisfaction.
What We Offer
  • Competitive Wages, Benefits, and Pension Plan
  • Paid Training and Career Development
  • Medical, vision, and dental insurance
  • 24/7 Telemedicine Service
  • Employee Share Investment Plan
  • Educational Financial Assistance Program
  • Employee Resource Groups (ERGs)
  • Extensive Employee Discount Program
  • Employee & Family Assistance Program (EFAP)
Paid Training:

Newly hired Diesel Engine Mechanics (HDM) take part in several weeks of training which includes classroom instructions and field training. The classroom training will take place at the CN Campus in Homewood, IL. The training guides the new Diesel Engine Mechanics (HDM) through the critical safety skills required to work on the railroad.

Once the classroom training is complete, the Diesel Engine Mechanics (HDM) will complete on-the job training to enhance his/her knowledge and skills. Successful completion of the training course is mandatory in order to work as a Diesel Engine Mechanics (HDM).

Successful Candidate Process:

  • Medical assessment (including drug, hearing, and vision). 
  • Criminal background check
  • Offer Letter

Paid Training Structure:

  • 3 weeks at CN campus (Homewood, IL)
  • 2+ weeks in shop (on-the-job training)
  • 3 weeks at CN campus (Homewood, IL)


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