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Diesel Fitter Jobs (NOW HIRING)

T5 Data Centers

Journeyman - Mechanical

Columbus, OH

The Journeyman should be a Plumber, Steamfitter, Pipe Fitter, Refrigeration and Air Conditioning ... diesel, battery, and electric equipment. * * Break fix of all Electro-mechanical systems (HVAC, ...

T5 Data Centers

Journeyman - Mechanical

Mesa, AZ · On-site

... or Pipe Fitter Welder who has been engaged at the trade for at least five (5) years. * The ... diesel, battery, and electric equipment. * RESPONSIBILITIES * Break fix of all Electro-mechanical ...

T5 Data Centers

Journeyman - Mechanical

Columbus, OH · On-site

The Journeyman should be a Plumber, Steamfitter, Pipe Fitter, Refrigeration and Air Conditioning ... diesel, battery, and electric equipment. * Break fix of all Electro-mechanical systems (HVAC, ...

T5 Data Centers

Journeyman - Mechanical

Columbus, OH

The Journeyman should be a Plumber, Steamfitter, Pipe Fitter, Refrigeration and Air Conditioning ... diesel, battery, and electric equipment. * * Break fix of all Electro-mechanical systems (HVAC, ...

T5 Data Centers

Journeyman - Mechanical

Mesa, AZ · On-site

The Journeyman should be a Plumber, Steamfitter, Pipe Fitter, Refrigeration and Air Conditioning ... diesel, battery, and electric equipment. * RESPONSIBILITIES * Break fix of all Electro-mechanical ...

LSPI

Lead Diesel Mechanic

Chickasha, OK · On-site

$20.25 - $26.75/hr

The Lead Diesel Mechanic will provide maintenance support and direction to the Chickasha, Oklahoma ... The team member must regularly lift and/or move equipment and fittings that weigh up to 50 pounds.

Government of the Virgin Islands

$43K/yr

Employees in this class perform all types of repairs on all types of diesel-powered vehicles and ... fittings. Rebuilds carburetors and repairs steering mechanism. Tunes and adjusts equipment ...

LSPI

Lead Diesel Mechanic

Chickasha, OK · On-site

$20.25 - $26.75/hr

The Lead Diesel Mechanic will provide maintenance support and direction to the Chickasha, Oklahoma ... The team member must regularly lift and/or move equipment and fittings that weigh up to 50 pounds.

LSPT

Lead Diesel Mechanic

Chickasha, OK · On-site

$20.25 - $26.75/hr

The Lead Diesel Mechanic will provide maintenance support and direction to the Chickasha, Oklahoma ... The team member must regularly lift and/or move equipment and fittings that weigh up to 50 pounds.

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All JobsDiesel Fitter Jobs

Diesel Fitter information

See salary details

$15

$28

$41

How much do diesel fitter jobs pay per hour?

As of Jul 12, 2026, the average hourly pay for diesel fitter in the United States is $28.18, according to ZipRecruiter salary data. Most workers in this role earn between $20.91 and $35.34 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Diesel Fitter, and why are they important?

To thrive as a Diesel Fitter, you need strong mechanical aptitude, problem-solving skills, and technical knowledge of diesel engines and heavy machinery, typically backed by a relevant trade qualification or apprenticeship. Familiarity with diagnostic tools, engine management systems, and maintenance software is essential for efficient troubleshooting and repairs. Attention to detail, effective communication, and a safety-first mindset are important soft skills in this role. These abilities ensure reliable machinery performance, minimize downtime, and uphold workplace safety standards.

What is the highest paying diesel technician job?

The highest paying diesel technician jobs are often in specialized fields such as heavy equipment or industrial diesel mechanics, especially those with advanced certifications or experience in large-scale machinery. Senior technicians, supervisors, or those working in remote or high-demand industries tend to earn higher salaries, often exceeding industry averages for entry-level roles.

What is the difference between Diesel Fitter vs Heavy Vehicle Mechanic?

AspectDiesel FitterHeavy Vehicle Mechanic
CertificationsCert III in Mobile Plant Technology, Diesel Fitter certificationCert III in Heavy Vehicle Mechanical Technology, Diesel Fitter certification
Work EnvironmentWorkshops, construction sites, mining sitesWorkshops, transport depots, roadside
Industry UsageMining, construction, transportTransport, logistics, freight

Both Diesel Fitters and Heavy Vehicle Mechanics require similar certifications and often work in overlapping environments such as workshops and on-site locations. Diesel Fitters typically focus on the installation, repair, and maintenance of diesel engines and mobile plant equipment, while Heavy Vehicle Mechanics specialize in diagnosing and repairing heavy trucks and buses. The roles are closely related, with Diesel Fitters often working on more complex or specialized machinery, but both are essential in the transport and construction industries.

What jobs in the US pay 300,000 a year?

For a Diesel Fitter, earning $300,000 annually typically requires extensive experience, specialized skills, and working in high-demand sectors such as mining, oil and gas, or heavy equipment maintenance. Senior roles, supervisory positions, or those with additional certifications and overtime can reach this income level, especially in remote or hazardous environments. Most diesel fitter roles at this level are found in industries with high compensation packages due to the skill and risk involved.

What does a diesel fitter do?

A diesel fitter is responsible for installing, repairing, and maintaining diesel engines and related equipment, often working on trucks, heavy machinery, and industrial vehicles. They use diagnostic tools, follow safety procedures, and may require certifications in mechanical or diesel technology. The role typically involves working in workshops or on-site in various industries such as transportation, construction, or agriculture.

What are some common challenges Diesel Fitters face when working on-site compared to in a workshop?

Diesel Fitters working on-site often encounter challenges such as limited access to specialized tools, unpredictable weather conditions, and working in remote or confined locations. Unlike a controlled workshop environment, on-site repairs may require improvisation and quick problem-solving to minimize equipment downtime. Additionally, safety protocols are more critical on worksites due to the presence of heavy machinery and other operational hazards, making adaptability and strong communication skills especially important.

How much do diesel fitters make in the US?

Diesel fitters in the US typically earn an average annual salary of around $50,000 to $70,000, depending on experience, location, and certifications. Skilled diesel fitters with specialized knowledge of engine repair and maintenance can earn higher wages, especially in industrial or transportation sectors.
More about Diesel Fitter jobs
What states have the most Diesel Fitter jobs? States with the most job openings for Diesel Fitter jobs include:
What job categories do people searching Diesel Fitter jobs look for? The top searched job categories for Diesel Fitter jobs are:
Diesel Fitter jobs near you
Infographic showing various Diesel Fitter job openings in the United States as of July 2026, with employment types broken down into 95% Full Time, 4% Part Time, and 1% Nights. Highlights an 100% Physical job distribution, with an average salary of $58,607 per year, or $28.2 per hour.
Heavy Equipment Technician (Lancaster, OH)

Heavy Equipment Technician (Lancaster, OH)

OtterBase

Lancaster, OH

$28 - $32/hr

Other

Posted 18 days ago

Job description

Job Description We are seeking an experienced Diesel Mechanic to support the maintenance and repair of a mixed fleet of trucks, trailers, and heavy equipment. This role is ideal for someone who enjoys hands-on mechanical work, can troubleshoot issues independently, and takes pride in keeping equipment safe, reliable, and ready for daily operation. The Diesel Mechanic will perform inspections, diagnostics, preventive maintenance, and repairs on diesel-powered vehicles and related equipment.

This position plays a key role in reducing downtime, supporting field operations, and ensuring all equipment is maintained to a high safety and performance standard. Key Responsibilities Diagnose and repair diesel engines, hydraulic systems, electrical systems, brakes, drivetrains, suspensions, and related components Perform routine preventive maintenance, inspections, and service work on trucks, trailers, and equipment Identify mechanical issues and determine the most effective repair approach Maintain accurate service records, repair notes, and inspection documentation Support DOT-related inspections and safety compliance requirements Troubleshoot equipment breakdowns and complete repairs in a timely manner Replace or repair worn parts, components, hoses, fittings, wiring, and mechanical assemblies Keep shop areas, tools, and workspaces organized and safe Communicate repair status, parts needs, and equipment concerns to management Assist with emergency repairs or field support when needed Follow all company safety practices and proper lockout/tagout procedures Qualifications Prior experience as a diesel mechanic, fleet mechanic, heavy equipment mechanic, or related maintenance technician Strong knowledge of diesel engines, hydraulics, electrical troubleshooting, brakes, and general vehicle systems Ability to diagnose mechanical issues and complete repairs with minimal supervision Experience working on trucks, trailers, construction equipment, or industrial equipment preferred Familiarity with DOT inspections and fleet maintenance standards is a plus Must have own basic hand tools Ability to lift, bend, climb, and work in a hands-on shop environment Valid driver's license required; CDL is a plus Strong attention to detail and commitment to safe work practices Ideal Candidate The right person for this role is dependable, mechanically skilled, and comfortable working in a fast-paced maintenance environment. They should be able to balance routine service work with unexpected repairs, communicate clearly with operations, and take ownership of keeping equipment running properly.

Work Environment This is a hands-on shop-based position supporting equipment used in field operations. The role may require occasional outdoor work, troubleshooting in different weather conditions, and responding to equipment needs as they arise. #IND1.

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