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Master Diesel Mechanic Jobs (NOW HIRING)

Shift: 1st shift Compensation: $35.00-$55.00 plus an hour based on experience Master Diesel Mechanic - Work on Everything That Moves! Are you a diesel pro who loves variety and challenge? Join our ...

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Diesel Mechanic

Gainesville, FL · On-site

$30 - $43/hr

Complex repairs from diagnosis through completion We're looking for an experienced diesel technician, diesel mechanic, heavy-duty mechanic, fleet mechanic, truck mechanic, master technician or A-tech ...

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Complex repairs from diagnosis through completion We're looking for an experienced diesel technician, diesel mechanic, heavy-duty mechanic, fleet mechanic, truck mechanic, master technician or A-tech ...

Be Seen First

Diesel Mechanic

Gainesville, FL · On-site

$30 - $43/hr

Complex repairs from diagnosis through completion We're looking for an experienced diesel technician, diesel mechanic, heavy-duty mechanic, fleet mechanic, truck mechanic, master technician or A-tech ...

Diesel Mechanic

Los Angeles, CA · On-site

$40 - $58/hr

California Compensation: $40.00 - $58.00 / hour Description About the Position We are seeking an exceptional Diesel Truck Chassis Master Mechanic to lead our service team. This senior-level position ...

A Diesel Mechanic diagnosis, repair, and failure analysis of all systems at the highest level as ... Master status for at least one manufacturer * Must have a valid Driver's License * Successful ...

A Diesel Mechanic diagnosis, repair, and failure analysis of all systems at the highest level as ... Master status for at least one manufacturer * Must have a valid Driver's License * Successful ...

Diesel Mechanic

Trenton, NJ · On-site

$25 - $45/hr

A Diesel Mechanic diagnosis, repair, and failure analysis of all systems at the highest level as ... Master status for at least one manufacturer * Must have a valid Driver's License * Successful ...

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Master Diesel Mechanic information

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$14

$28

$38

How much do master diesel mechanic jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for master diesel 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 is a master diesel mechanic?

Master Diesel Mechanics are highly skilled technicians who specialize in the maintenance, repair, and diagnostics of diesel engines, typically found in trucks, buses, heavy equipment, and other diesel-powered vehicles. They have advanced knowledge of diesel engine systems, electrical and electronic controls, and emissions technologies. Master Diesel Mechanics often hold certifications, such as those from the National Institute for Automotive Service Excellence (ASE), indicating a high level of expertise and experience in the field. Their responsibilities may include complex troubleshooting, overseeing other technicians, and ensuring vehicles meet safety and emissions standards.

What are the key skills and qualifications needed to thrive as a master diesel mechanic?

To thrive as a Master Diesel Mechanic, you need advanced knowledge of diesel engines, diagnostics, and repair procedures, usually supported by an associate degree or technical certification and extensive hands-on experience. Familiarity with computerized diagnostic tools, manufacturer-specific software, and ASE Master Technician certification is typically required. Attention to detail, problem-solving skills, and strong communication help mechanics accurately diagnose issues and work efficiently with clients and team members. These skills and qualifications are crucial to ensure reliable, safe, and timely repairs on complex diesel systems.

What are some common challenges faced by master diesel mechanics when diagnosing complex engine problems?

Master Diesel Mechanics often encounter challenges when diagnosing complex engine issues, especially in newer vehicles with advanced electronic systems. Pinpointing the root cause can require extensive use of diagnostic software and collaboration with other technicians. Staying updated on the latest engine technologies and manufacturer service bulletins is essential. These challenges are typically addressed through ongoing training, teamwork, and problem-solving skills, ensuring accurate repairs and minimal downtime for clients.

What is the difference between Master Diesel Mechanic vs Diesel Technician?

AspectMaster Diesel MechanicDiesel Technician
CertificationsASE Master Certification, specialized diesel certificationsASE certifications, entry to advanced diesel certifications
Work EnvironmentRepair shops, fleet maintenance, industrial settingsService centers, repair shops, fleet maintenance
Job ResponsibilitiesDiagnose, repair, overhaul diesel engines, lead repair projectsPerform diagnostics, repairs, routine maintenance on diesel engines

Master Diesel Mechanics typically hold advanced certifications and have more experience, often leading complex repairs. Diesel Technicians focus on diagnostics and repairs, usually with less experience. Both roles work in similar environments and require related skills, but Master Diesel Mechanics generally have higher expertise and responsibilities.

How much do master diesel mechanics make?

Master diesel mechanics typically earn a median annual salary of around $55,000 to $70,000, with experienced professionals and those working in specialized environments earning higher wages. Certification and advanced skills in diagnostics and repair can lead to increased pay. Salaries vary based on location, employer, and years of experience.

What cities are hiring for Master Diesel Mechanic jobs?

Cities with the most Master Diesel Mechanic job openings:

What states have the most Master Diesel Mechanic jobs?

States with the most job openings for Master Diesel Mechanic jobs include:

What are popular job titles related to Master Diesel Mechanic jobs?

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

Infographic showing various Master Diesel Mechanic job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $58,798 per year, or $28.3 per hour.

Trailer Maintenance Mechanic

York, PA

$35 - $55/hr

Full-time

Posted 21 days ago


Job description

Shift: 1st shift

Compensation: $35.00-$55.00 plus an hour based on experience


Master Diesel Mechanic – Work on Everything That Moves! 

Are you a diesel pro who loves variety and challenge? Join our team and work on an exciting mix of heavy equipment—from massive excavators to precision forklifts, road-ready trucks to specialized trailers. 

What You'll Do: 

  • Diagnose, repair, and maintain diesel engines, trailers, and heavy equipment
  • Troubleshoot fuel, brake, transmission, hydraulic, suspension, exhaust, and electrical systems
  • Use diagnostic software and tools, including Davie 4, to identify and resolve issues
  • Perform preventive maintenance to maximize equipment uptime and reliability
  • Test equipment after repairs to ensure safe operation and performance
  • Maintain accurate maintenance and repair records in compliance with DOT and company standards
  • Follow all OSHA and DOT safety requirements

What You Bring: 

  • 3+ years of diesel mechanic experience, preferably with trailers and mixed heavy equipment
  • Experience working on trucks, trailers, excavators, forklifts, loaders, and similar equipment
  • Strong diagnostic and troubleshooting skills
  • Knowledge of hydraulic and electrical systems
  • Experience with Davie 4 diagnostic software
  • Commitment to safety and quality workmanship

Required Certifications: 

  • Foundation Brake Certification (required)
  • Cummins Certification (preferred)
  • CDL license preferred but not required 

Why Join Us?

  • Work on a diverse fleet of equipment
  • Opportunity to tackle complex diagnostics and repairs
  • Ongoing training and certification support
  • Collaborative team environment
  • Make a direct impact on equipment reliability and operations

Work Environment & Physical Demands: 

This role operates in a high-heat, dusty, and noisy manufacturing setting. Must be comfortable working in an industrial environment. Expect to perform physically demanding tasks (bending, climbing, pushing, etc.), repetitive movements, and lifting from 50-75 lbs. PPE provided. 

Ready to Apply?

If you're a skilled diesel mechanic who enjoys solving complex mechanical challenges and working on a variety of equipment, we'd love to hear from you.