151 Results for

Diesel Mechanic Jobs in Signal Hill, CA

Jobs

New!

Brea, CA4 days ago

Job DescriptionJob DescriptionA Plus Mobile Maintenance, a family owned and operated establishment, is searching for a heavy and medium-duty diesel mechanic to be a part of our advanced mobile fleet technicians. The ideal candidate will be provided a company vehicle equipped with a workbox, ARC welder, gas-powered air compressor, and computer with diagnosing software.

New!

Santa Fe Springs, CAToday

We are seeking an experienced diesel mechanic with a strong background in Volvo transmissions and proficiency in PTT and other programming software. The ideal candidate will have: Extensive experience in diagnosing and repairing diesel engines, particularly Volvo models.

New!

Santa Fe Springs, CAToday

Job DescriptionJob DescriptionPerforms various mainenance duties and handles service requests requiring technical labor skills, including but not limited to, diesel truck mechanicas with excellent knowledge of Tier 3 and Tier 4 engines, hydraulic cranes and computer repair, facility and yard mainenance. Is safetly consbious and has the ability to train and direct in a safe manner.

New!

Van Nuys, CA3 days ago

$37.65–$37.65

As a Mechanic, you will perform preventative maintenance, diagnosis, service and repair of steering, suspension, brakes, engines, transmissions, differentials, electrical, wheelchair lifts, and air conditioning systems. Combination of at least five (5) years of apprentice level verifiable training and experience in automotive or diesel mechanics, which may include high school mechanics courses and/or a regional occupational program.

New!

Van Nuys, CA3 days ago

$33.80–$33.80

As a Mechanic, you will perform preventative maintenance, diagnosis, service and repair of steering, suspension, brakes, engines, transmissions, differentials, electrical, wheelchair lifts, and air conditioning systems. Combination of at least one (1) to two (2) years of apprentice level verifiable training and experience in automotive or diesel mechanics, which may include high school mechanics courses and/or a regional occupational program.

New!

South Gate, CA1 day ago

$20–$35 Per Hour

As a Manufacturing Mechanic (Diesel), you will: Perform repair and preventive maintenance on diesel, LPG, and gasoline-powered industrial trucks and equipment with minimal supervision. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from VOLT and its affiliates, and contracted partners.

New!

Signal Hill, CA4 days ago

Repair and service small equipment (2 stroke string trimmers/chainsaws) as well as mowers and other power equipment including pressure washers, riding mowers, trenchers, etc. We are proud of our ability to serve clients with a professional, friendly and prompt approach that has enabled us to flourish in the highly competitive landscaping industry.

New!

Carson, CA4 days ago

$39–$50 Per Hour

Job DescriptionJob DescriptionVelocity Vehicle Group (VVG) is a premium commercial brand medium to heavy truck dealership that offers the full-service experience for our customers, from an outstanding sales organization to highly skilled technicians to service your vehicle, and on demand parts. VVG is a fast paced and growing organization that is looking for candidates that are ready for a daily challenge and cannot wait to provide superior customer service both internally and externally.

New!

Long Beach, CA4 days ago

Appropriate tools required to diagnose, perform mayor repairs in vehicles and to effectively do inspections and routine preventive services. The employee is occasionally exposed to wet and/or humid conditions, high, precarious places, fumes or airborne particles, extreme heat, and risk of electrical shock.

New!

Long Beach, CAToday

Job DescriptionJob DescriptionAs a valued member of our team, the Maintenance Truck Tech II is required to perform all duties of a level 1, in addition to perform basic to mid-level repair skills on at least 80% of all vehicle areas including hydraulic systems, engine and transmission accessories. Not including electronic or high-level diagnostics and repairs on all vehicle areas; also, not including internal component repairs of engine, transmissions, and gear boxes.

New!

Signal Hill, CA4 days ago

Santa Fe Springs, CA17 days ago

$38.71–$42.84 Per Hour

Minimum qualifications: 2 years of experience in tractor and trailer inspection and repair or a technical school degree with certification in heavy-duty truck/trailer maintenance. Safely walk and stand for extended periods on various surfaces that may be uneven or slippery, including working outdoors in inclement weather.

Sun Valley, CA14 days ago

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.

Irvine, CA18 days ago

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.

Compton, CA30+ days ago

CA30+ days ago

CR&R Incorporated is one of Southern California's leading waste and recycling services providers, serving residential, commercial, and industrial customers across multiple states. This is a hands-on diesel mechanic role supporting a large, active fleet of heavy-duty equipment.

NORTH HOLLYWOOD, California13 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.

Commerce, California19 days ago

$29.51–$34.01 Per Hour

Through personalized career path planning, skills development, and support for training and certifications,Level Upempowers our team to grow, succeed, and thrive—right here atTCI. We're excited to introduce ourLevel Up Program, our new initiative designed to help diesel technicians take their careers to the next level.

Santa Fe Springs, CA12 days ago

When we come together - where every voice is heard and everyone knows they belong and matter - we create solutions that launch people into space, support lifesaving care in hospitals, and enable the construction of groundbreaking, world scale production facilities. Founded in 1940, Air Products is a world-leading industrial gases company and has a proud history of innovation, operational excellence, with an unwavering commitment to safety and environmental stewardship.

Ontario, CA30+ days ago

$17–$28.80 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.

Montebello, CA30+ days ago

$30–$41 Per Hour

The ideal candidate will be responsible for diagnosing, repairing, and maintaining diesel trucks and equipment to ensure safe and efficient operation. We are currently seeking a reliable and experienced Diesel Mechanic to join our team in Montebello, CA.

Irwindale, CA30+ days ago

$34.85–$38.80 Per Hour

While performing the duties of the job, the employees will be exposed to various work environments which may include working with or around others while performing maintenance, working in an enclosed vehicle while performing inspections or repairs, fixing surfaces in an enclosed trailer, exposure to all weather conditions, noise levels that vary from quiet to loud and with lighting conditions that could be extremely bright or low light. Old Dominion reasonably believes that an Applicant’s or Employee’s criminal history may have a direct, adverse, and negative relationship with respect to the following material job duties of this specific position: Responsible for security and protection of high value freight, Responsible for sensitive information, both personal and business, Demonstrate professional customer service to fellow employees and customers, while also adhering to our harassment prevention guidelines.

New!

Vernon, California4 days ago

$29–$36 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.

CA27 days ago

$35.76–$39.60 Per Hour

Performs the most critical, and complex work in troubleshooting, inspections, diagnosis and repair of electrical, hydraulic, suspension, brake and air systems on vehicles and equipment. From reviewing Driver Vehicle Inspection Reports to tackling emergency roadside repairs, your expertise will ensure our fleet runs seamlessly.

Carson, California7 days ago

$38–$45 Per Hour

Commerce, California20 days ago

$34.02–$38.52 Per Hour

Overheads Tuneups Cooling Engine Acessories - Alts, belts, AC system, air compressors, fuel pumps, power steering Injectors, harness seals, Hydraulic systems, PTO's, Pumps Plumbing, Drive line components. Leveling valves air systems, Differentials, Driveshafts Steering systems Pitman, draglink, tie rod ends, assembly, kingpins, Hubs Axle seals, Bearings.

Montebello, California28 days ago

Garden Grove, CA30+ days ago

Corrects vehicle deficiencies by removing, repairing, adjusting, overhauling, assembling, disassembling, and replacing major assemblies, sub-assemblies, components, parts, or systems, such as, power and drive trains, electrical, air conditioning, fuel, emission, brake, steering. Under the immediate direction of the Fleet Manager, this position will maintain equipment operation by completing inspections and preventative maintenance requirements, correcting vehicle deficiencies, making adjustments and alignments and keeping record of equipment and repairs.

Torrance, California7 days ago

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.

Huntington Beach, California28 days ago

POSITION SUMMARY: With direct supervision from a Lead Technician, Fleet Maintenance Supervisor or Maintenance Manager, a Maintenance Technician A performs repair and maintenance work on diesel and non-diesel equipment and trucks including, but not limited to, chassis components; refuse bodies, including control, hydraulic, and electrical systems; air brake systems; general engine work; HVAC components; and suspension, drive train and steering systems. Ability to perform inspections and repairs without supervision in some (not all required) of the following heavy truck, or automotive systems: Suspensions & Steering, General Engine, Transmissions, Brakes, Electrical, Hydraulics, Drive Train, Diesel Emissions.

Santa Ana, California30+ days ago

Areas of equipment maintenance may include vehicle preventive maintenance inspections and adjustments; Oil changes and fluids replenishment; Adjustments and light repairs, including tire changes; and Basic electrical work, such as light changes. Enjoy the benefits of working on a single fleet with state-of-the-art equipment, supporting our drivers as they run their routes and servicing some of the most technically advanced vehicles on the road.

New!

Long Beach, California6 days ago

POSITION SUMMARY: With direct supervision from a Lead Technician, Fleet Maintenance Supervisor or Maintenance Manager, a Maintenance Technician A performs repair and maintenance work on diesel and non-diesel equipment and trucks including, but not limited to, chassis components; refuse bodies, including control, hydraulic, and electrical systems; air brake systems; general engine work; HVAC components; and suspension, drive train and steering systems. Republic has partnered with renewable gas developers to construct Renewable Natural Gas (RNG) plants at our landfills, expanding beyond the 77 projects we currently have to make progress towards our goal to beneficially reuse 50% more biogas by 2030 (2017 baseline year).

Huntington Beach, CA30+ days ago

Azusa, California30+ days ago

Smith & Sons is a trusted name in truck and trailer repair, proudly serving Southern California with hands-on service, clean operations, and a reputation built on loyalty and craftsmanship. From trailers to forklifts, light-duty pickups to heavy-duty trucks, we work on just about everything — except tires and automatic transmissions.

Pico Rivera, CA30+ days ago

With more than 200 locations and nearly 8,000 dedicated employees, Rush Enterprises operates Rush Truck Centers-the largest network of commercial vehicle dealerships in North America-committed to delivering exceptional customer service, personalized support, and comprehensive solutions tailored to every fleets needs. Install injectors, pistons, liners, cam shafts, cylinder heads, rod and main bearings, oil pans, clutches, fan hubs, differentials, fifth wheels, brakes, change or recharge batteries, and replace transmissions and other parts.

Montebello, CA30+ days ago

With a network of nearly 200 branches, Loomis armored transportation, cash management centers, and cash inventory vaults keep cash flowing throughout financial institutions and retail businesses across the US. Perform preventive maintenance (lube, oil change, replace belts, hoses, inspect brakes, repack bearings, check tires, on all size vehicles.

CA30+ days ago

Ability to assemble or install equipment and components requiring basic wiring, soldering, or connections; Perform routine tasks and tests, such as tensile or hardness testing, operate and adjust basic test equipment, and record test data. By providing a wide array of professional services and products, we help our customers leverage technology and operate confidently in their technology environments to ensure resource predictability, security, and reliability to meet business objectives.

North Hollywood, California30+ days ago

Adhere to manufacturer’s policies and procedures as they relate to labor operations, time, and repair order documentation when performing warranty repairs and torque specifications. The role of the Diesel Mechanic is to perform repairs and maintenance on heavy-duty and medium-duty diesel vehicles in a fast-paced environment.

Compton, CA30+ days ago

$35–$38 Per Week

Huntington Park, California19 days ago

While this list is intended to be an accurate reflection of the current position, RWC Group reserves the right to revise the functions and duties of the job to require that additional or different tasks be performed or further education required when circumstances changes (such as: growth, work load, changes in personnel, technological developments, etc.).This job description is not a contract of employment, and either the employee or the employer may terminate the employment relationship at any time for any reason. Work outdoors and in varying environmental conditions, including exposure to heat, cold, wind, rain, dust, noise, vibration, fumes, grease, and other conditions commonly associated with commercial vehicle repair.

Downey, CA30+ days ago

5 yrs "heavy line" engine experience, including overhauls Knowledge of Cummins Diesel/Nat Gas engines and associated repair practices Knowledge of Cummins warranty policies and procedures Computer literate (Insite, QSOL, MS Office, Teams) Ability to communicate details of troubleshooting steps and repair results. Role Category: On-site with Flexibility Job Type: Technician Min Salary: $46.25 Max Salary: $46.25 ReqID: 2424674 Relocation Package: Yes 100% On-Site: Yes Due to the operational nature and specific job duties of this role, work is required to be completed 100% in person/On-site.

La Mirada, CA30+ days ago

Able to read and write legibly (e.g., to attend trainings, hold conversations, receive safety and job-related coaching, and enter information on reports if needed); basic mathematical skills (add, subtract, divide). Troubleshoot, diagnose, rebuild, replace and complete all required repairs on diesel equipment (i.e., tractors, trailers, bobtails, lift gates, etc.).

Placentia, CA30+ days ago

$95,000–$110,000

Perform inspections, troubleshooting, diagnosis, repair and maintenance for light, medium and heavy duty trucks, trailers and equipment including all major vehicle systems: engine, drivetrain, brakes, suspension, steering, electrical, and computer diagnostics; Operate a fully equipped and functional mobile service vehicle, delivering service to customer locations throughout Sacramento, Los Angeles, Orange, Las Vegas, and Inland Empire Counties; Respond throughout the day to different tasks as dictated by the changing demands and needs of the business; Able and flexible to work an average of 8-10 hours per week of overtime. The selected candidate will work independently from fully equipped service vehicle including a smart phone, computer diagnostic equipment, air compressor, air welder/generator, A/C recovery machine, lifting and supporting devices, safety equipment and all supplies and parts necessary to complete assigned work.

Lomita, CA30+ days ago

Under the Hood: What It Takes to Join NFI Must have a valid driver"s license Preferred ability to obtain a Class B license Technical or advanced degree or 2 years or more of equivalent maintenance experience Familiarity with troubleshooting equipment repairs and maintenance with diagnostic tools and equipment such as JPRO, OEM Diagnostic Software, Multimeters, and Windows Successfully demonstrated problem-solving skills. Shift into better gear with: Competitive hourly pay ($25-$32) based on your experience and certifications $2,000 sign-on bonus to jump-start your move to NFI Unlimited employee referral bonus Reliable and consistent schedule.

Los Angeles, California30+ days ago

$35–$42 Per Hour

The Automotive Technician is responsible for the timely repair and maintenance of light to medium duty fleet vehicles to ensure a safe and efficient operation. Position Summary: Amerit Fleet Solutions, one of the leading fleet maintenance companies in the US, is looking to hire a skilled Fleet Technician in Los Angeles, CA!

South Gate, California30+ days ago

RequirementsSkills and Abilities:Must possess at least 1 year of experience with general knowledge of equipment theory, principles and repair relating to diesel engines, air, electrical, mechanical, and hydraulic systems. Quality Repair Solutions (QRS®) is a comprehensive tractor and trailer repair and maintenance business that specializes in pressurized tankers.

South Gate, CA30+ days ago

$30–$33 Per Hour

Corrects vehicle deficiencies by removing, repairing, adjusting, overhauling, assembling, disassembling, and replacing major assemblies, sub- assemblies, components, parts, or systems, such as, brakes, hubs, bearings, seals, electrical, air conditioning, fuel, steering, hydraulics, control linkages, clutches, and traction units. Skills and Abilities: Must possess at least 1 year of experience with general knowledge of equipment theory, principles and repair relating to diesel engines, air, electrical, mechanical, and hydraulic systems.

Malibu, California30+ days ago

The physical requirements described here are representative of those that must be met by an employee to successfully perform the essential functions of this job.* Reasonable accommodation may be made to enable individuals with disabilities to perform these essential functions*Employee is frequently required to walk, use hands to finger, handle, or feel objects, tools, or controls, and talk or hear. Employee must be able to lift to 50 pounds individually, push, pull or carry objects, use abdominal and lower back muscles to provide support over time without fatigue and to effectively jump, sprint or throw an object.

Long Beach, CA27 days ago

$36–$37 Per Hour

This role is responsible for performing preventative maintenance, diagnosing mechanical issues, completing mid-level repairs, and ensuring vehicles operate safely and efficiently. Diagnose and repair mechanical, electrical, brake, and hydraulic system issues on diesel trucks, trailers, and light-duty vehicles.

Harbor City, CA30+ days ago

Diagnosis, removal and replacement of injectors, pistons, liners, cam shafts, cylinder heads, rod and main bearings, oil pans, clutches, fan hubs, differentials, fifth wheels, brakes, changes or recharges batteries, and replaces transmissions and other parts. Our Mobile Diesel Technicians are responsible for maintaining the fleet for clients and to handle service calls at client locations, so we can provide expedited expertise directly to our customer's trucks & equipment on site.

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Diesel Mechanic Jobs in Signal Hill, CA

Mobile Diesel Mechanic A Plus Mobile Maintenance

Experienced Diesel Mechanic ROAD ONE MOBILE INC

Diesel Mechanic/Shop & Yard Supervisor CRAINCO INC

Mechanic Level A MV Transportation

Mechanic Level C MV Transportation

SZ: Mobile Mechanic Volt

Fleet Mechanic Proscape Landscape

Diesel Technician - Heavy Duty - Carson, CA Velocity Vehicle Group

Diesel Technician III Associated Ready Mixed Concrete

Diesel Technician II Associated Ready Mixed Concrete

Diesel Technician II A&A Ready Mixed Concrete

Diesel Mechanic - Night Shift XPO Inc

Diesel Mechanic $Overtime$ Waste Management Inc

2nd Shift Diesel Mechanic $Overtime$ Waste Management Inc

Diesel Mechanic Waste Management Inc

Diesel Mechanic Technician CR&R Inc

Diesel Technician/Mechanic Amerit Fleet Solutions

Heavy Duty Diesel Mechanic -Level 2 TCI Transportation

Diesel Mechanic Air Products and Chemicals Inc

Apprentice Diesel Tech-Mechanic TravelCenters of America

Diesel Mechanic - Montebello, CA VITUS Search Group

Diesel Mechanic 2nd Shift Old Dominion Freight Line

Mobile Diesel Mechanic - Epika Fleet Services, Inc.

Diesel Mechanic - CNG & Heavy Duty Fleet Athens Disposal Co Inc

Mobile Diesel Mechanic - Prestige Fleet Services

Experienced Heavy Duty Diesel Mechanic TCI Transportation

Diesel Mechanic - CNG & Heavy Duty Fleet Athens Services

Diesel Mechanic InfraStripe Holdings, LLC

Diesel Mechanic United Rentals

Diesel Mechanic - 4pm start time Republic Services

Diesel Mechanic C - 5pm start time Republic Services

Diesel Mechanic A - 4pm start time Republic Services

Diesel Mechanic/Yellow Iron A Republic Services Inc

Diesel Mechanic S.E. Smith and Sons

Diesel Service Mechanic Rush Enterprises Inc

Diesel Mechanic Loomis Armored US, Inc.

Diesel Engine Specialist (Generator mechanic) RTL Networks Inc

Diesel Technician Sunrise Ford of North Hollywood

Diesel Technician Amerit Fleet Solutions Inc

Mobile Diesel Technician RWC Group

Diesel Technician Cummins Inc

T3 Fleet Mechanic US Foods Holding Corp

Advanced Diesel Technician - Mobile Managed Mobile

Trailer Chassis Technician Mechanic NFI Industries Inc

Fleet Technician/Diesel Amerit Fleet Solutions

Trailer Mechanic Quality Carriers

Tractor Mechanic 2 Quality Carriers Inc

Mechanic MGE Underground

Mechanic II RelaDyne Inc

Mobile Service Mechanic Rush Enterprises

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