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Diesel Engine Mechanic Jobs (NOW HIRING)

This N That Repair

Diesel Mechanic

Moundridge, KS · On-site

$15 - $35/hr

Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake ... Conduct internal engine component inspections and perform repairs on fuel injection systems ...

This N That Repair

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Diesel Mechanic

Mcpherson, KS · On-site

$15 - $35/hr

Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake ... Conduct internal engine component inspections and perform repairs on fuel injection systems ...

PLANTSCAPE INC.

Small Engine Mechanic

Pittsburgh, PA · On-site

$20 - $25/hr

Thorough knowledge of equipment, including hydraulics, electrical, mechanical and small engine equipment including gas, electric and diesel * Experience with various shop tools including welders ...

Plantscape Inc.

Small Engine Mechanic

Pittsburgh, PA · On-site

$20 - $25/hr

Thorough knowledge of equipment, including hydraulics, electrical, mechanical and small engine equipment including gas, electric and diesel * Experience with various shop tools including welders ...

Sunrise Services, LLC

Diesel Mechanic

Houston, TX · On-site

$22.25 - $29.50/hr

Houston, TX, 77049 Job Summary We are seeking a skilled Diesel Mechanic to join our team in Houston, TX. The ideal candidate will have expertise in diesel engine repair and maintenance, with a strong ...

Mancan

Small Engine Mechanic

Martins Ferry, OH

$18.25 - $25/hr

A Small Engine Mechanic is responsible for diagnosing, repairing, and maintaining a wide variety of small gasoline and diesel-powered equipment. This role involves working on engines and mechanical ...

This N That Repair

Diesel Mechanic

Moundridge, KS · On-site

$15 - $35/hr

Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake ... Conduct internal engine component inspections and perform repairs on fuel injection systems ...

This N That Repair

Be Seen First

Diesel Mechanic

Mcpherson, KS · On-site

$15 - $35/hr

Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake ... Conduct internal engine component inspections and perform repairs on fuel injection systems ...

Mancan

Small Engine Mechanic

Martins Ferry, OH

$18.25 - $25/hr

A Small Engine Mechanic is responsible for diagnosing, repairing, and maintaining a wide variety of small gasoline and diesel-powered equipment. This role involves working on engines and mechanical ...

This N That Repair

Diesel Mechanic

Newton, KS · On-site

$15 - $35/hr

Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake ... Conduct internal engine component inspections and perform repairs on fuel injection systems ...

Mancan

Small Engine Mechanic

Wintersville, OH

$16 - $22/hr

A Small Engine Mechanic is responsible for diagnosing, repairing, and maintaining a wide variety of small gasoline and diesel-powered equipment. This role involves working on engines and mechanical ...

Plantscape Inc

Small Engine Mechanic

Pittsburgh, PA · On-site

$20 - $25/hr

Thorough knowledge of equipment, including hydraulics, electrical, mechanical and small engine equipment including gas, electric and diesel * Experience with various shop tools including welders ...

MSP Diesel Solutions

Diesel Mechanic

Memphis, TN · On-site

$21.75 - $28.75/hr

The primary duties of a diesel mechanic include performing diagnostic tests on diesel vehicles to find faults, analyzing diagnostic test results and repairing or replacing engine, steering ...

Berg's Towing

Diesel Mechanic

Bismarck, ND · On-site

$45 - $50/hr

Diagnose, adjust, repair, or overhaul trucks, or maintain and repair any type of diesel engine. Includes mechanics working primarily with automobile diesel engines. Job Type: Full-time Salary: $45.00 ...

Snow's Truck & Trailer Service, Inc.

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Diesel Mechanic

Paducah, KY · On-site

$15 - $30/hr

The Diesel Mechanic will primarily service heavy-duty trucks and construction equipment, operating ... Perform engine diagnostics to identify issues efficiently * Conduct preventive maintenance on ...

Snow's Truck & Trailer Service, Inc.

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Diesel Mechanic

Paducah, KY · On-site

$15 - $30/hr

The Diesel Mechanic will primarily service heavy-duty trucks and construction equipment, operating ... Perform engine diagnostics to identify issues efficiently * Conduct preventive maintenance on ...

Astro Waste Inc

Diesel Mechanic

Houston, TX · On-site

$21 - $33/hr

Advanced knowledge of Diesel engine vehicles * In-depth knowledge of diesel engine components and operational mechanisms * Superior knowledge of maintenance tools and repair equipment * Comfortable ...

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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 Jun 27, 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 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.

Can a diesel mechanic make 100k a year?

Diesel engine mechanics can earn $100,000 or more annually, especially with extensive experience, specialized skills, certifications, and working in high-demand or supervisory roles. Factors such as location, employer, and overtime can also influence earning potential.

How much do diesel mechanics make?

Diesel mechanics in Florida typically earn an average annual salary of around $45,000 to $55,000, depending on experience, certifications, and location. Skilled mechanics with certifications such as ASE may earn higher wages, and those working in specialized or high-demand areas can see increased pay. The job often requires knowledge of diagnostic tools and engine repair techniques.

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.

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 is the 160,000 mechanic job that Ford can't fill?

The $160,000 mechanic job refers to highly specialized diesel engine mechanics working in advanced fields such as aerospace or industrial equipment, where expertise in complex systems, certifications, and extensive experience are required. These roles often involve troubleshooting sophisticated machinery and may require working in challenging environments with long hours. The high salary reflects the skill level and demand for such specialized technical knowledge.

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 highest paying diesel mechanic job?

The highest paying diesel mechanic jobs are often in specialized fields such as heavy equipment, industrial machinery, or military maintenance, where advanced skills and certifications are required. These roles typically offer higher salaries due to the complexity and responsibility involved, especially for those with extensive experience or in supervisory positions.
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Diesel Engine Mechanic jobs near you

Diesel Mechanic

This N That Repair

Moundridge, KS • On-site

$15 - $35/hr

Full-time

PTO

Posted 12 days ago

Job description

Key Responsibilities:


Electrical & Electronic Diagnostics

  • Diagnose, troubleshoot, and repair complex electrical issues, including multiplex wiring, CAN bus communication networks, and sensor failures.
  • Utilize advanced diagnostic software (e.g., Cummins Insite, Detroit Diesel DDDL, Volvo/Mack Premium Tech Tool, JPro) to read fault codes and analyze live data stream parameters.
  • Interpret electrical schematics, wiring diagrams, and circuit flow charts to pinpoint short circuits, open circuits, and high-resistance faults.
  • Test and repair starter systems, alternators, batteries, and intricate lighting systems.

⚙️ Mechanical Diagnostics & Repair

  • Perform comprehensive mechanical diagnostics on heavy-duty diesel engines, transmissions, air brake systems, and steering/suspension components.
  • Troubleshoot and repair complex exhaust aftertreatment systems, including Diesel Particulate Filters (DPF), Selective Catalytic Reduction (SCR), and DEF dosing systems.
  • Conduct internal engine component inspections and perform repairs on fuel injection systems, turbochargers, and cooling systems.
  • Perform routine preventative maintenance (PM) inspections and safety checks.

Documentation & Safety

  • Accurately document all diagnostic steps, labor hours, and parts used within the shop management system.
  • Maintain a clean, organized, and safe work environment, strictly adhering to OSHA and DOT regulations.

Qualifications & Skills:


Experience & Education

  • Experience: 3 to 5 years of proven experience as a heavy-duty diesel mechanic, specifically working on semi-trucks (Class 7-8).
  • Education: High school diploma or equivalent; a degree or certificate from a diesel technology technical school is highly preferred.

Technical Skills

  • Diagnostic Prowess: Strong proficiency in using digital multimeters (DMM), oscilloscopes, and laptop-based OEM diagnostic software.
  • Mechanical Knowledge: Deep understanding of diesel engine mechanics, pneumatic systems (air brakes), and hydraulic systems.
  • Schematic Literacy: Ability to read and accurately interpret complex blueprints, mechanical drawings, and electrical schematics.