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Diesel Fitter Jobs (NOW HIRING)

Gulf Island

Offshore Combo Fitter

Harvey, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Houma, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Houma, LA

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Broussard, LA

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Broussard, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Broussard, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Houma, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

Gulf Island

Offshore Combo Fitter

Houma, LA · On-site

Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports ... They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.) Gulf Island will ...

OtterBase

Mechanic - Diesel & Equipment

Lancaster, OH · On-site

$36 - $40/hr

... 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 ...

Gulf Island

Pipe Fitter - Fabrication Yard

Houma, LA · On-site

$23 - $29.50/hr

Individuals will be required to work in changes of temperature, hot, cold, humid, wet and dry conditions; dust mud etc., Fitters may also be exposed to fumes (Paint, paint thinners, diesel, and/or ...

Gulfstream Petroleum Services Inc.

$24.25 - $30.75/hr

... diesel fuel polishing. Recognized for high-quality service focusing on reliability, safety and ... The Pipefitter will be responsible for assembling, installing, and maintaining piping systems for ...

Gulfstream Petroleum Services Inc.

Pipefitter

Miami, FL

$24.25 - $30.75/hr

... diesel fuel polishing. Recognized for high-quality service focusing on reliability, safety and ... The Pipefitter will be responsible for assembling, installing, and maintaining piping systems for ...

Fire Systems, Inc.

Be Seen First

Fire Sprinkler Fitter

Marietta, GA · On-site

$24 - $36/hr

Fire pumps (electric and diesel) * Foam systems * Bonus skills (but not required for consideration): * * System knowledge of water mist systems and clean agent system Other Requirements: * NICET ...

Thompson Pipe Group

Diesel Mechanic

Alvarado, TX · On-site

$22.50 - $29.75/hr

Replaces designated lube fittings and tires utilizing air tools and hand tools * Uses schematics ... Required Experience: * 2 years of Diesel Mechanic experience * DOT Certified Mechanic * Hands on ...

Thompson Pipe Group

Diesel Mechanic

Conroe, TX · On-site

$21.50 - $28.25/hr

Replaces designated lube fittings and tires utilizing air tools and hand tools * Uses schematics ... Required Experience: * 2 years of Diesel Mechanic experience * DOT Certified Mechanic * Hands on ...

LSPI

Lead Diesel Mechanic

Chickasha, OK · On-site

$20.25 - $26.75/hr

If you're a skilled diesel mechanic who enjoys solving problems, leading by example, and keeping ... Regularly lift and/or move equipment and fittings up to 50 pounds * Push/pull up to 75 pounds

LSPI

Lead Diesel Mechanic

Chickasha, OK

$20.25 - $26.75/hr

If you're a skilled diesel mechanic who enjoys solving problems, leading by example, and keeping ... Regularly lift and/or move equipment and fittings up to 50 pounds * Push/pull up to 75 pounds

LSPI

Lead Diesel Mechanic

Chickasha, OK · On-site

$20.25 - $26.75/hr

If you're a skilled diesel mechanic who enjoys solving problems, leading by example, and keeping ... Regularly lift and/or move equipment and fittings up to 50 pounds * Push/pull up to 75 pounds

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Diesel Fitter information

See salary details

$15

$28

$41

How much do diesel fitter jobs pay per hour?

As of Aug 22, 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?

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 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.

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 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.
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 August 2026, with employment types broken down into 94% Full Time, 4% Part Time, and 2% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $58,607 per year, or $28.2 per hour.

Offshore Combo Fitter

Gulf Island

Harvey, LA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 25 days ago

Job description

Job Type
Full-time
Description
Main Purpose:
To perform job functions required and assigned in iron fabrication as steel structures per the contract/job specifications and quality assurance requirements/fitting procedures and established ISO/QC program standards. This position is located Offshore in the Gulf of America, formerly known as the Gulf of Mexico.
Essential Functions:
  • Study engineering drawings to determine materials requirements and task sequences
  • Read and interpret blueprint and specifications
  • Perform mathematical calculations, addition, subtraction, multiplication, division, angles, etc.
  • Measure, cut, fit, and install structural/pipe plate, pipe material, beams, plate, pipe, etc., per blueprint and job specifications
  • Locate and mark workpiece from drawings cutting lines, checking for material thickness, welding shrinkage, and other component specifications
  • Straighten warped or bent parts using sledges, hand torches, and straightening procedures
  • Follow fitting procedures and principles used in fabricating offshore jackets, decks, heliports, production facilities, etc.
  • Repair products by dismantling, straightening, reshaping, and reassembling parts using cutting torches, straightening presses, and hand tools
  • Lays out and installs piping, equipment, and other mechanical systems in compliance with construction drawings and specifications
  • Inspect work sites for obstructions or holes that could cause structural weakness
  • Verify conformance of workpieces to specifications using squares and measuring tapes
  • Know how to pull coordinates to find pipes and get measurements
  • Effectively communicate, both verbally and in writing
  • Perform other duties assigned by supervisor

Benefits Offered:
  • Earned Wage Access
  • Health, Dental, and Vision Insurance
  • 401(k) with Company Match
  • Paid Holidays
  • Paid Vacation
  • Life Insurance
  • Disability Insurance
  • Safety Awards
  • Company Store
  • Employee Assistance Program (EAP)

Requirements
Physical Requirements:
  • Standing, sitting, walking, stooping, kneeling, climbing, feeling, talking, hearing and seeing
  • Turning, twisting, bending, and balancing
  • Pushing, pulling and reaching
  • Must be able to lift and/or move up to 25 pounds and occasionally 50-75 pounds

Job Requirements:
  • 5+ years of experience and be able to successfully demonstrate the ability to pass a written and practical pipe fitter or a structural test
  • Must be able to pass pre-employment physical and drug screen
  • Must be able to pass a background check
  • Ability to communicate effectively, both verbally and in writing
  • Valid TWIC card

Desirable Experience, Education, Training:
  • Highschool diploma or GED

Tools, Equipment and Technology:
Fitters must know of and use cutting torches, measuring tapes, calculators, levels, man-lifts, high-reach equipment, welding machines, chipping hammers, pressure chippers, power grinders, etc. Must be able to read and write.
Environmental Conditions:
80% to 90% of the work activities are performed outdoors. Individuals will be required to work in changes of temperature, hot, cold, humid, wet, and dry conditions, dust, mud, etc. They may also be exposed to fumes (Paint, paint thinners, diesel, /or gas, etc.)
Gulf Island will not sponsor applications for work visas. Additionally, applicants for employment with Gulf Island must be currently authorized to work in the United States on a full-time basis. Accordingly, Gulf Island will not consider applications from candidates who require the company to sponsor a work visa and who are not currently authorized to work in the United States on a full-time basis.
Gulf island is not accepting unsolicited candidates from search firms for posted employment opportunities. Please no phone calls or emails. All resumes submitted by search firms to Gulf Island employees via email, the internet, or any other form and/or method without a valid written search agreement in place for the position will be deemed the sole property of Gulf Island. No recruiting placement fee will be paid in the event Gulf Island hires the candidate due to the referral or through other means.

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