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Diesel Fleet Mechanic Jobs (NOW HIRING)

Lonergans Charter Service Inc

Diesel Fleet Mechanic

Laurel, MD · On-site

$25.25 - $32.75/hr

Diesel Fleet Mechanic Up to Top Industry Pay | Full-Time | Overtime Available | Modern Indoor Shop Lonergan's Charter Service, Inc. is looking for an experienced Diesel Fleet Mechanic to join our ...

Lonergans Charter Service Inc

Diesel Fleet Mechanic

Bowie, MD · On-site

$24.50 - $31.75/hr

Diesel Fleet Mechanic Up to Top Industry Pay | Full-Time | Overtime Available | Modern Indoor Shop Lonergan's Charter Service, Inc. is looking for an experienced Diesel Fleet Mechanic to join our ...

Lonergans Charter Service Inc

Diesel Fleet Mechanic

Bowie, MD · On-site

$24.50 - $31.75/hr

Diesel Fleet Mechanic Up to Top Industry Pay | Full-Time | Overtime Available | Modern Indoor Shop Lonergan's Charter Service, Inc. is looking for an experienced Diesel Fleet Mechanic to join our ...

Lonergans Charter Service Inc

Diesel Fleet Mechanic

Laurel, MD · On-site

$25.25 - $32.75/hr

Diesel Fleet Mechanic Up to Top Industry Pay | Full-Time | Overtime Available | Modern Indoor Shop Lonergan's Charter Service, Inc. is looking for an experienced Diesel Fleet Mechanic to join our ...

Flowly Solutions

Diesel Fleet Mechanic

Sacramento, CA · On-site

$35 - $49/hr

We are actively seeking a skilled Diesel Fleet Mechanic to join our dedicated facility operations team. We want to hear from you if you pride yourself on accountability, reliability, and tackling ...

Flowly Solutions

Diesel Fleet Mechanic

Sacramento, CA · On-site

$35 - $49/hr

We are actively seeking a skilled Diesel Fleet Mechanic to join our dedicated facility operations team. We want to hear from you if you pride yourself on accountability, reliability, and tackling ...

Flowly Solutions

Diesel Fleet Mechanic

Sacramento, CA · On-site

$35 - $49/hr

We are actively seeking a skilled Diesel Fleet Mechanic to join our dedicated facility operations team. We want to hear from you if you pride yourself on accountability, reliability, and tackling ...

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Diesel Fleet Mechanic information

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$29

$37

How much do diesel fleet mechanic jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for diesel fleet mechanic in the United States is $29.13, according to ZipRecruiter salary data. Most workers in this role earn between $24.52 and $31.73 per hour, depending on experience, location, and employer.

How to get a job as a diesel fleet mechanic?

To become a diesel fleet mechanic, you typically need a high school diploma or equivalent, followed by technical training or an apprenticeship in diesel technology. Certification from organizations like the National Institute for Automotive Service Excellence (ASE) can improve job prospects, and hands-on experience with diesel engines and diagnostic tools is essential.

What does a diesel fleet mechanic do?

As a diesel fleet mechanic, your primary responsibilities are to perform maintenance, run diagnostics, and repair diesel vehicles. Your duties include checking malfunctions on engines, transmissions, clutches, suspension, steering, and more. You inspect heavy trucks, buses, and other equipment to ensure they can operate safely, and you document issues and the steps taken to correct them. You are also in charge of routine maintenance, such as aligning wheels and changing the oil. You also test drive vehicles to ensure they are running properly.

What is a diesel fleet mechanic?

Diesel fleet mechanics are skilled technicians who inspect, maintain, and repair diesel-powered vehicles that are part of a company's fleet, such as trucks, buses, and delivery vans. They diagnose mechanical and electrical issues, perform routine maintenance, and ensure vehicles comply with safety and emissions standards. Their work is crucial for keeping commercial fleets running efficiently, minimizing vehicle downtime, and ensuring the safety of drivers and cargo.

What are some common challenges diesel fleet mechanics face when maintaining a large and diverse fleet?

Diesel Fleet Mechanics often encounter the challenge of troubleshooting a wide variety of vehicles and equipment, each with unique maintenance needs and technologies. Staying up-to-date with evolving diagnostic tools, emissions standards, and manufacturer specifications is crucial. Additionally, managing time efficiently to minimize vehicle downtime and coordinating repairs with other team members or departments are important aspects of the role. Adaptability and strong communication skills help mechanics succeed in these dynamic environments.

What is the difference between Diesel Fleet Mechanic vs Heavy Vehicle Technician?

AspectDiesel Fleet MechanicHeavy Vehicle Technician
CertificationsASE Diesel Certification, CDL (optional)ASE Heavy Duty Truck Certification, OEM certifications
Work EnvironmentGarages, repair shops, fleet yardsService centers, repair shops, fleet facilities
Industry UsageTransportation, logistics, delivery fleetsConstruction, freight, public transit

Both Diesel Fleet Mechanics and Heavy Vehicle Technicians work on large diesel engines in fleet vehicles, often in similar environments. The main differences lie in certifications and industry focus. Diesel Fleet Mechanics typically service commercial trucks and delivery vehicles, while Heavy Vehicle Technicians may work on a broader range of heavy-duty equipment. Both roles require similar skills and certifications, making them closely related but distinct in industry application.

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

To thrive as a Diesel Fleet Mechanic, you need strong mechanical aptitude, knowledge of diesel engines, and a high school diploma or technical certification in diesel technology. Familiarity with diagnostic tools, computerized maintenance systems, and certifications like ASE are often required. Attention to detail, problem-solving skills, and effective communication are important soft skills in this role. These skills ensure safe, efficient repairs and maintenance, minimizing vehicle downtime and supporting fleet reliability.
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Diesel Fleet Mechanic jobs near you
Infographic showing various Diesel Fleet Mechanic job openings in the United States as of August 2026, with employment types broken down into 90% Full Time, 9% Part Time, and 1% Contract. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $60,587 per year, or $29.1 per hour.

Diesel Fleet Mechanic

Viking Recruiting Resources

Odessa, TX • On-site

$20 - $36/hr

Full-time

Re-posted 7 days ago

Job description

Our client is seeking a Diesel Fleet mechanic for their office in Odessa. TX

US Citizens only.

A rotation of 14/7 is available as well as housing.

Hourly wage is DOE and $20.00- $36.00 an hour plus weekly overtime.

Job Summary:

The Diesel Heavy Duty Fleet Mechanic plays a critical role in ensuring the safety and reliability of the Company’s fleet. This position is responsible for diagnosing, repairing and maintaining diesel-powered trucks and trailers. This position requires a high level of technical expertise, attention to detail and a commitment to delivering quality workmanship.

Key Responsibilities:

  • Perform thorough diagnostic tests and repairs on diesel engines, transmissions, brakes, electrical systems, and other components to maintain fleet performance and safety.
  • Conduct routine inspections and preventive maintenance services to identify and address potential issues before they become major problems.
  • Maintain accurate records of all maintenance and repair activities, including parts usage and work performed, using computerized maintenance management systems (CMMS).
  • Ensure that all work is performed in compliance with safety regulations and standards, including DOT and EPA requirements.
  • Assist in managing inventory levels of spare parts and order replacements as needed to minimize downtime.
  • Collaborate with other members of the maintenance team to share knowledge and best practices.
  • Respond promptly to emergency breakdowns and provide on-call support as necessary to keep the fleet operational.

Required Qualifications and Skills:

  • High school diploma or equivalent; trade school or technical certification in diesel mechanics preferred.
  • A minimum of 1 year of experience as a Diesel Mechanic with a focus on heavy-duty vehicles is required; Would like to see 2-5 years.
  • Strong knowledge of diesel engines, transmissions, hydraulics and electrical systems.
  • Proficiency with diagnostic tools and computerized maintenance management systems (CMMS).
  • Ability to read and interpret technical manuals and schematics.
  • Strong problem-solving skills and attention to detail.
  • Willingness to work flexible hours, including evenings and weekends.
  • CDL (Commercial Driver's License) preferred but not required.

Apply