119 Results for

Diesel Mechanic Jobs in Jefferson, NJ

Jobs

New!

South Plainfield, NJ5 days ago

Perform inspection, diagnosis, preventative maintenance, repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment this includes diesel heavy trucks and engines. · Experience with troubleshooting/repairing DPF systems diagnostic software such as Premium Tech Tool (Mack), Allison transmission, Cummins, CAT, Peterbilt, and Paccar.

New!

Saddle Brook, NJ5 days ago

Automotive Service Excellence/ASE certification or Society of Automotive Engineers/SAE certification is preferred. Job SummaryWe are looking for a skilled Diesel Mechanic to join our busy, fast paced towing company.

New!

Wharton, NJ1 day ago

$18–$36 Per Hour

With expert knowledge, supportive leadership, and a strong belief in our company culture, our team exemplifies the passion, pride, and entrepreneurial spirit that help us reach our goals every day. Diesel Mechanics are required to safely and accurately perform general property and vehicle maintenance & repair duties in and around the shop operations in a fast-paced environment.

New!

Oakland, NJ5 days ago

The ideal candidate will demonstrate expertise in diagnostics, repairs, and preventative maintenance across multiple systems including engines, transmissions, brakes, and emissions. · Diagnose, estimate time needed, and repair mechanical, electrical, and engine issues on heavy-duty trucks and trailers (e.g., Peterbilt, Kenworth, Mack, Western Star).

Rahway, NJ23 days ago

$40–$43

SIT Occasionally 2. STAND Frequently 3. WALK Frequently 4. DRIVE Occasionally (Test drives equipment) TO LIFT: 1. 1-10 lbs (Sedentary) Continuously 2. 10-20 lbs (Light) Frequently 3. 25-50 lbs (Medium) Occasionally 4. 50-100 lbs (Heavy) Occasionally 5. Basic Purpose: Troubleshoot, diagnose, rebuild, replace and complete all required repairs on diesel equipment (i.e., tractors, trailers, bobtails, reefers, lift gates, etc.).

New!

Newark, NJ5 days ago

Lemcortransfer.com for more informationCompany DescriptionSolid Waste Transfer Station visit www. Job DescriptionJob DescriptionWe are looking for a Welder - Diesel Mechanic - Machine Operator to join our team!

New!

Newark, NJ1 day ago

Lemcortransfer.com for more informationCompany DescriptionSolid Waste Transfer Station visit www. Job DescriptionJob DescriptionWe are looking for a Diesel Mechanic - Machine Operator to join our team!

West Milford, NJ9 days ago

$24.41–$50

Essential Job Summary: Our Diesel Mechanics perform inspection, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment, including diesel heavy trucks and engines. We primarily service Northern New Jersey, Southern New York State, New York City, with a landfill located in Ohio, where we also own and operate a state-of-the-art rail-served landfill.

Milford, PA7 days ago

$29–$35

Overview: Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail-served landfill in Ohio! Essential Job Summary: Our Diesel Mechanics perform inspection, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment, including diesel heavy trucks and engines.

Hackettstown, NJ9 days ago

$27–$32.64

Chester, NY27 days ago

Full-time

Willingness to travel as necessary within the district (customers’ yards, close geographical area and training sites), work the required schedule, work at the specific location required, complete Penske employment application, submit to a background screening (to include criminal checks, past employment and education) and pass a drug screening. Penske Truck Leasing/Transportation Solutions is a premier global transportation provider that delivers essential and innovative transportation, logistics and technology services to help companies and people move forward.

Rockaway, NJ30+ days ago

$35–$40 Per Hour

Actual salary will be based on a variety of factors including relevant internal and external experience, knowledge, skills, scope of job, geographical location or other factors permitted by law. Ability to work independently in performing repairs and maintenance, strong knowledge of diesel engines, hydraulics, and electronics.

Rockaway, NJ30+ days ago

$35–$40 Per Hour

Milford, NJ9 days ago

Essential Job Summary: The Level B Fleet Mechanic/Technician is a journeyman-level role responsible for independent diagnosis and repair of most mechanical, electrical, and hydraulic issues on refuse trucks, heavy trucks/tractors, trailers, and heavy equipment. Overview: Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail-served landfill in Ohio.

New!

Wharton, NJ5 days ago

Working as an individual contributor, this role involves minimal customer interaction while focusing on ensuring reliable vehicle and equipment operation through skilled troubleshooting and repair. Job DescriptionJob DescriptionThe Experienced Mechanic will specialize in the repair, maintenance, and diagnostics of diesel work trucks and landscaping equipment.

New!

Jersey City, NJ5 days ago

$45–$58

Responsibilities: Must be thoroughly familiar and have detailed knowledge of all aspects of our product offerings including CHP and Balance of Plant (including not limited to HRSG, radiators, steam/hydronic boiler, absorption chiller, chiller, standby generators, automatic transfer switches, switchgear), island and parallel operation, Comap control system, Building Management Systems, all regarding assembly, repair, wiring, re-building, testing, and troubleshooting. Regularly travel to jobsite locations to perform preventive maintenance, corrective maintenance, unscheduled service, and troubleshooting, mechanical & electrical repairs on natural gas and biogas engines, generator sets, CHP power generation equipment, and related equipment.

Avenel, NJ27 days ago

$30–$36 Per Hour

Complete a quality preventative maintenance inspection and repairs on all company owned equipment, to include tractors, trailers, refrigerated units and support equipment. We're one of the biggest fleets on the road and we make our presence known, with more than 13,000 trucks, 60,000 trailers, 12,000 company drivers, and over 700 Fleet Technicians.

Newark, NJ30+ days ago

$30.31–$37.86 Per Hour

Required to be exposed to physical occupational risks (such as cuts, burns, exposure to toxic chemicals, etc.) often; Required to be exposed to physical environment which involves dirt, odors, noise, weather extremes or similar elements often; This job operates in both inside garage, shop or gas plant conditions as well as in outside conditions that include inclement weather, heat and humidity. WM has the largest disposal network and collection fleet in North America, is the largest recycler of post‑consumer materials and is a leader in beneficial use of landfill gas, with a growing network of renewable natural gas plants and the most landfill gas‑to‑electricity plants in North America.

Lafayette, NJ30+ days ago

Fairview, NJ30+ days ago

$26–$35 Per Hour

Required to be exposed to physical occupational risks (such as cuts, burns, exposure to toxic chemicals, etc.) often; Required to be exposed to physical environment which involves dirt, odors, noise, weather extremes or similar elements often; This job operates in both inside garage, shop or gas plant conditions as well as in outside conditions that include inclement weather, heat and humidity. WM has the largest disposal network and collection fleet in North America, is the largest recycler of post-consumer materials and is the leader in beneficial reuse of landfill gas, with a growing network of renewable natural gas plants and the most gas-to-electricity plants in North America.

New!

Jersey City, NJ2 days ago

$70,000–$95,000

With headquarters in Lumberton, New Jersey, we proudly operate several business units as follows: Miller Truck Leasing – the largest privately-held truck leasing company on the East Coast. Miller Transportation Group is immediately hiring a Diesel Mechanic Technician OR Reefer Technician (ThermoKing) for our Miller Truck Leasing division in Jersey City, NJ.

Hoboken, New Jersey30+ days ago

Diagnosis, inspection, installation, disassembly andâ¯cleaning of components such as:â¯brakes, suspension, tires,â¯bearings, seals, radiators, water pumps, coolant hoses, alternators, regulators, steering components, oil/air filters, door assemblies, controls, seats, belts, electric motors, pneumatic valves, cables, and linkages. CDL License with Passenger and Airbrake endorsement is a plus but not required, willingness to obtain a CDL License is also desirable.

BRIDGEWATER, New Jersey12 days ago

Demonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including:Routine preventative maintenance, which should include oil changes, brake and tire work, required. Important Note:Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.

MAYWOOD, New Jersey14 days ago

$34–$44 Per Hour

Technicians must be able to perform essential functions that include lifting heavy objects, accessing tight spaces, and bending, stooping, crouching, or crawling as needed to complete repairs. This role involves working in a mobile and or shop environment that may include exposure to dust, diesel fumes, noise, and mechanical irritants such as oils and greases.

Secaucus, New Jersey30+ days ago

Experience: Minimum of 4 years in diesel mechanics, specifically with transit or motorcoach fleets (Nova, New Flyer, or Eldorado experience preferred). The position is based out of our Secaucus, NJ facility and will operate a full equipped service truck and provide field service to our Newark Airport operations as well as other locations as needed.

SOUTH PLAINFIELD, New Jersey12 days ago

Demonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including:Routine preventative maintenance, which should include oil changes, brake and tire work. Important Note:Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.

Dover, NJ30+ days ago

CM Metals is seeking a high-level Mechanic/Fabricator to maintain and repair our fleet of heavy equipment in a fast-paced scrap metal recycling operation. Diesel Mechanic / Fabricator – Heavy Equipment (CM Metals, Dover NJ).

Carlstadt, PA21 days ago

$43.90–$45.42 Per Hour

Apply knowledge of and work by the Department of Transportation (DOT), Environmental Protection Agency (EPA), Interstate Authority and the Occupational Safety and Health Administration (OSHA); follow all rules, regulations, policies and procedures, and lead your team to do the same. Perform routine maintenance functions and adjustments on all types of class 7 and 8 diesel equipment, forklifts and trailing equipment in compliance with the manufacturer's and company's schedules.

Suffern, NY30+ days ago

$60,000–$75,000 Per Year

This position will share the responsibility for upkeep and maintenance on the fleet of over 800 trucks, tractors, trailers and dollies. Immediate Position available for full time Heavy Duty Shop Technician in our Suffern, NY repair facility.

Jersey City, NJ19 days ago

Position Overview: The Mobile Diesel Technician is responsible for inspecting, diagnosing, repairing, and maintaining motorcoaches and other commercial vehicles at customer locations and in the field. This role performs advanced diagnostics and complex mechanical and electrical repairs while serving as a technical resource for customers and internal teams.

Carteret, NJ30+ days ago

$30–$45 Per Hour
Part-time

A. Duie Pyle is seeking an experienced, skilled 3rd shift Diesel Mechanic to join our Fleet Maintenance team at our Carteret, NJ shop. This role requires technical skill with heavy duty trucks and is responsible for maintaining, diagnosing, and repairing the company’s fleet.

Columbia, NJ16 days ago

$17–$19 Per Hour

Repairing malfunctioning parts and other mechanical or electrical equipment; Complete repairs safely, effectively and efficiently. High School Diploma or GED; Graduate of acceptable trade school or manufacturer’s technical school, or previous mechanic experience.

Jersey City, NJ30+ days ago

Essential Job Summary Our Diesel Mechanics perform inspection, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment, including diesel heavy trucks and engines. We primarily service Northern New Jersey, Southern New York State, New York City, with a landfill located in Ohio, where we also own and operate a state-of-the-art rail-served landfill.

New!

West Milford, New Jersey2 days ago

$38–$40 Per Hour

Perform repairs and inspections on a variety of Class 6-8 trucks and trailers, such as brakes, diagnostics, A/C systems, electrical systems, engine components, exhaust systems, after-treatment systems, lift-gates, tires, etc. On-Site Truck and Trailer Maintenance and Repairs: Our mobile repair experts come to you, performing all maintenance and repairs at your location and around your schedule.

Mt Arlington, NJ30+ days ago

$29–$31 Per Hour

As a mechanic with us the minimum responsibilities are: Perform repairs and inspections, safety checks, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on diesel vehicles. One where self-directed, empowered employees have our trust and full support to realize their potential as they strive to make a bigger and better impact on their communities and careers every day.

North Bergen, NJ14 days ago

This position guarantees that all vehicles and equipment function safely and efficiently by conducting diagnostics, repairs, and preventative maintenance as required. Key Responsibilities: • Carry out routine maintenance on diesel engines, which includes oil changes, filter replacements, and inspections.

New!

West Milford, New Jersey2 days ago

$29–$36 Per Hour

Bayonne, New Jersey30+ days ago

In this working manager role, you’ll lead by example—overseeing shop operations, mentoring your team, and performing repairs and maintenance on our diesel-powered trucks, mixers, and heavy equipment. What Sets You Apart: Proven experience as a Diesel Mechanic, Shop Manager, or Lead Technician—experience in the concrete or heavy equipment industry is a big plus.

Union, NJ27 days ago

Full-time

Fraza and Vitan Equipment is a full-service material handling business with over 300 skilled employees across Michigan and the East Coast. Fraza & Vitan Equipment is looking for an experienced Diesel Mechanic to repair heavy equipment.

Carteret, NJ30+ days ago

$30–$45 Per Hour

This role requires technical skill with heavy duty trucks and is responsible for maintaining, diagnosing, and repairing the companys fleet. A. Duie Pyle is seeking an experienced, skilled 3rd shift Diesel Mechanic to join our Fleet Maintenance team at our Carteret, NJ shop.

New!

Linden, NJ5 days ago

$67,000–$78,000

Uses hand tools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists to repair or replace truck and bus components. You will be working hands on with our trucks to carry out preventative maintenence tasks, repairing or replacing broken and worn components, diagnosing unknown faults, and ensuring that vehicles comply with DOT and safety regulations.

South Plainfield, NJ11 days ago

Demonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work. Important Note: Some positions require additional screening that may include employment and education verification; motor vehicle records check and a road test; and/or badging or background requirements of the customer to which you are assigned.

Maplewood, NJ30+ days ago

$28–$35 Per Hour

However, not all duties can be listed, and as business needs evolve, responsibilities may shift over time to reflect new priorities, processes, or technologies: Safety & Inspections: Perform thorough inspections of equipment and mechanical systems, follow all safety protocols (including lockout/tagout), and monitor lubrication, fluids, and equipment condition to prevent safety risks or failures. Physical Demands: Frequent sitting and walking/standing; occasional bending, twisting, squatting, kneeling, pushing/pulling; limited stair climbing and crawling; ability to lift and carry up to 50 lbs at varying heights, including overhead.

Bernardsville, NJ30+ days ago

Essential Job Summary: Our Diesel Mechanics perform inspection, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment, including diesel heavy trucks and engines. Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail-served landfill in Ohio!

Chester, NY23 days ago

Essential Job Summary: Our Diesel Mechanics perform inspection, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment, including diesel heavy trucks and engines. Interstate Waste Services is the most progressive and innovative provider of solid waste and recycling services in the greater New York, New Jersey and Connecticut markets with a rail-served landfill in Ohio!

South Plainfield, NJ30+ days ago

Demonstrated aptitude and applied experience in mechanical repair of automotive gas or diesel engines including: Routine preventative maintenance, which should include oil changes, brake and tire work, required. Ryder is hiring an experienced Mid-Level Diesel Technicianin South Plainfield, New Jersey - offering weekly pay, excellent benefits, and a Technician career you can feel good about.

Morristown, NJ30+ days ago

Under direction, performs varied tasks involved in the maintenance and repair of diesel engines in motor vehicles and/or automotive construction equipment; does other related duties as required. Reconditions and replaces parts such as pistons, bearings, gears, valves, and bushings, and using engine lathes, boring machines, hand tools, and precision measuring instruments.

Newark, NJ30+ days ago

Roles and Responsibilities: Conducts a variety of testing, repair, installation, and maintenance tasks on equipment including engines, transmission, HVAC, electrical systems, brake systems, suspension, steering, electronics, and painting equipment, as well as: Remove, inspect, repair, replaced all component as necessary. Summary: Under the direction of the Superintendent or General Foreman, Mechanic A/Diesel Mechanic is responsible for repairing NJ TRANSIT equipment (buses or non-revenue vehicles) for maintenance work.

NJ28 days ago

$24.05–$36.05 Per Hour

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other mechanical) to perform maintenance tasks as well as minor repairs on equipment in a safe and professional manner. We're an award-winning company (recently named a Glassdoor Best Place to Work in 2026) that truly cares about our people - That's why we offer best-in-class benefits and perks that will support you and your family.

Jersey City, NJ30+ days ago

RESPONSIBILITIES Learn to perform required inspections and preventive maintenance under the guidance of Fleet Technician Journeyman, Fleet Technician or Fleet Manager on vehicles and equipment (Tractors, Trailers, Convertor Dollies, Lift Gates, Light Duty Vehicles) to maximize the safety, reliability, and cost efficiency throughout the life cycle of the fleet to include, but not limited to First Article Inspection (FAI)/ Commerical Vehicle Inspection (CVI) (Annual) Inspections. Learn to perform maintenance repairs on all vehicles under the guidance of Fleet Technician Journeyman, Fleet Technician or Fleet Manager such as inspections, scheduled repairs, malfunctions and road- call repairs in a safe, efficient, and quality manner to include, but not limited to: Addressing all Driver Vehicle Inspection Report (VIR) write-ups in a timely manner.

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Diesel Mechanic Jobs in Jefferson, NJ

Diesel Mechanic Pinto Brothers Disposal

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Diesel Mechanic Academy Express

Diesel Mechanic Ryder

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Diesel Mechanic- Road Service Academy Express

Diesel Technician Mechanic Ryder

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Lead Diesel Mechanic XPO Inc

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Mobile Diesel Mechanic ABC Bus Companies, Inc.

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Diesel Mechanic Waste Connections Inc

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Shop Manager/ Diesel Mechanic - Bayonne, NJ Smyrna Ready Mix, LLC

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