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Diesel Mechanic Helper Jobs in Riverside, CA (NOW HIRING)

Dyno Nobel

Mobile Mechanic

Fontana, CA

$31 - $33/hr

  • Medical

  • Dental

  • Retirement

  • PTO

... helping customers optimize operations, improve productivity, and reduce environmental impact ... Work on diesel engines, hydraulics, and electrical systems * Handle breakdowns, troubleshooting ...

Dyno Nobel

Mobile Mechanic

Corona, CA · On-site

$31 - $33/hr

  • Medical

  • Dental

  • Retirement

  • PTO

... helping customers optimize operations, improve productivity, and reduce environmental impact ... Work on diesel engines, hydraulics, and electrical systems * Handle breakdowns, troubleshooting ...

Jack Doheny Company

Service Technician

Corona, CA

$24 - $35/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Certified Diesel Mechanic credentials preferred. * CDL preferred. Candidates without a CDL at the time of hire will be helped obtaining one. * Must provide standard hand tools up to 1½ inches.

Central Transport

Mechanic Trainee - FONTANA, CA

Fontana, CA · On-site

$20 - $24/hr

  • Medical

  • Dental

  • Vision

  • PTO

As we continue to expand our network, we are seeking quality mechanics to help maintain our fleet of over 2,200 tractors, 8,500 trailers, and 1,700 forklifts across the United States and Canada. What ...

Mr. Rooter

Mechanic Technician

Colton, CA · On-site

$25/hr

  • Medical

  • Dental

  • Vision

  • Retirement

Technical certification or vocational training in automotive, diesel, or heavy equipment mechanics ... Not just the people we help by providing quality plumbing services, but also the professionals ...

City of Tustin

Equipment Mechanic

Tustin, CA · On-site

$68K - $92K/yr

... diesel, and electric powered vehicles and equipment. From routine maintenance to complex repairs ... Join our team and help the Tustin Public Works Department achieve Tustin's mission of providing ...

Rush Enterprises

Mobile Service Mechanic

Fontana, CA

$33 - $50/hr

Our Mobile Diesel Technicians are responsible for maintaining the fleet for clients and to handle ... to help you build long-term financial security. Additionally, we provide performance-based ...

Cascade Drilling, LP

Mechanic

Upland, CA

$25 - $35/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

General understanding of diesel engines, gas powered engines, hydraulics, electrical systems, and ... In addition, a positive attitude, along with a willingness to help other employees, is required.

Cascade Drilling, LP

Mechanic

Upland, CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

General understanding of diesel engines, gas powered engines, hydraulics, electrical systems, and ... In addition, a positive attitude, along with a willingness to help other employees, is required.

Cascade Drilling, LP

Mechanic

Upland, CA · On-site

$25 - $35/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

General understanding of diesel engines, gas powered engines, hydraulics, electrical systems, and ... In addition, a positive attitude, along with a willingness to help other employees, is required.

Samuel

Forklift Maintenance Mechanic

Riverside, CA

$3/hr

  • Medical

  • Dental

  • Retirement

  • PTO

Ability to work on LP, gas, diesel and electrical systems. * Coordinate broken or defective ... Sense of urgency to help quick repairs and solutions. Qualifications * Maintenance Mechanical ...

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All JobsDiesel Mechanic Helper JobsDiesel Mechanic Helper Jobs in Riverside, CA

Diesel Mechanic Helper information

See Riverside, CA salary details

$15

$29

$40

How much do diesel mechanic helper jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for diesel mechanic helper in Riverside, CA is $29.49, according to ZipRecruiter salary data. Most workers in this role earn between $25.10 and $33.12 per hour, depending on experience, location, and employer.

What is a diesel mechanic helper?

A Diesel Mechanic Helper assists diesel mechanics in maintaining, repairing, and inspecting diesel engines and vehicles. Their duties include handling tools, cleaning parts, performing basic maintenance tasks, and ensuring the work area is organized. They may also help diagnose issues and replace faulty components under supervision. This role provides hands-on experience and is a great stepping stone for becoming a certified diesel mechanic.

What does a diesel mechanic helper do?

A typical day for a Diesel Mechanic Helper involves assisting lead mechanics with inspecting, servicing, and repairing diesel engines and related machinery. Tasks often include preparing tools and parts, performing routine maintenance like oil changes or filter replacements, cleaning work areas, and keeping accurate records of completed tasks. The role frequently requires working in shop settings, sometimes outdoors, and collaborating closely with other mechanics and supervisors. This hands-on experience not only builds technical skills but can also serve as a stepping stone to more advanced mechanic roles over time.

What skills and qualifications are needed to be a diesel mechanic helper?

To thrive as a Diesel Mechanic Helper, you need a basic understanding of diesel engine components, hand tools, and mechanical systems, often gained through a high school diploma or trade school courses. Familiarity with diagnostic equipment, pneumatic tools, and safety protocols is important and some employers may require OSHA certifications. Strong teamwork, reliability, and a willingness to learn new skills make candidates stand out. These abilities ensure you can effectively support lead mechanics, maintain safety, and grow within a fast-paced maintenance environment.

How much do diesel mechanic helpers make in the US?

Diesel mechanic helpers in the US typically earn an average hourly wage of around $15 to $20, which translates to approximately $31,000 to $41,600 annually for full-time work. Wages can vary based on experience, location, and whether they have certifications or specialized skills such as working with diagnostic tools or heavy-duty engines.

What are the most commonly searched types of Diesel Mechanic jobs in Riverside, CA?

The most popular types of Diesel Mechanic jobs in Riverside, CA are:

What are popular job titles related to Diesel Mechanic Helper jobs in Riverside, CA?

For Diesel Mechanic Helper jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Diesel Mechanic Helper jobs in Riverside, CA look for?

The top searched job categories for Diesel Mechanic Helper jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Diesel Mechanic Helper jobs?

Cities near Riverside, CA with the most Diesel Mechanic Helper job openings:

Diesel Mechanic Helper jobs near you
Infographic showing various Diesel Mechanic Helper job openings in Riverside, CA as of August 2026, with employment types broken down into 98% Full Time, and 2% Part Time. Highlights an 100% In-person job distribution, with an average salary of $61,342 per year, or $29.5 per hour.

Diesel Technician Apprentice (Military Veterans)

Isuzu Veterans Apprenticeship Program (IVAP)

Corona, CA • On-site

Full-time

Re-posted 12 days ago

Job description

Freeway Isuzu Trucks of Corona, California is seeking Military Veterans with mechanical experience who are interested in beginning a rewarding career as an Isuzu Service Technician.

This opportunity is part of the Isuzu Veterans Apprenticeship Program (IVAP), a U.S. Department of Labor and GI Bill-approved Registered Apprenticeship program designed to help qualified Veterans transition into the commercial truck industry. Through IVAP, participants may gain hands-on dealership experience while working toward successful completion of apprenticeship and certification requirements.

IVAP connects qualified applicants with participating Isuzu dealerships seeking skilled technical talent. Qualified applicants receive recruiting support, technical screening, dealership referral assistance, and guidance through the Registered Apprenticeship and GI Bill benefits process, where eligible.

What You Will Do

As an Isuzu Service Technician Apprentice, you may support dealership service operations by assisting with the inspection, diagnosis, maintenance, and repair of Isuzu commercial vehicles. This may include working alongside dealership service teams, participating in on-the-job learning, and completing program-related apprenticeship requirements.

Ideal candidates may have experience in one or more of the following areas:

Wheeled vehicle maintenance
Diesel mechanics
Heavy equipment maintenance
Automotive repair
Aircraft maintenance
Generator maintenance
Fleet maintenance
Military maintenance supervision

Requirements

Transitioning Service Member or U.S. Military Veteran status
3-5 years of military or civilian technician work experience
Honorable military discharge or Commander's Statement of Service
Hands-on experience with diesel, automotive, heavy equipment, aircraft, generator, fleet maintenance, or related mechanical systems
Ability to provide work references
Clean driving record, as attested by the applicant
Ability to complete the IVAP technical assessment
Ability to pass applicable dealership background, driving record, or drug screening requirements

Preferred qualifications include:

Diesel engine maintenance or repair experience
Experience with commercial trucks, fleet vehicles, or heavy equipment
Familiarity with diagnostic tools, hand tools, and shop equipment
Experience working with electrical, braking, suspension, HVAC, or driveline systems
ASE certifications, technical school training, or military maintenance training
Strong troubleshooting, communication, and teamwork skills

Benefits

Isuzu IVAP Apprenticeship Highlights

Potential full-time employment with a participating Isuzu dealership
Program designed specifically to support Transitioning Service Members and U.S. Military Veterans
Participation in a U.S. Department of Labor and GI Bill-approved Registered Apprenticeship program, where eligible
Eligible Veterans may apply for and receive GI Bill benefits during the apprenticeship, where eligible
Access to tools, equipment, vehicles, and training needed to complete apprenticeship and certification requirements, as provided through the participating dealership and IVAP program structure
Opportunity to apply military mechanical experience toward a civilian Isuzu Service Technician career
Recruiting support, technical screening, dealership referral assistance, and apprenticeship process guidance

Hiring decisions, wages, employee benefits, employment offers, and employment conditions are determined by the participating Isuzu dealership. Applicants are applying for employment with a participating Isuzu dealership and not with Isuzu Commercial Truck of America, Inc. or Educational Resource Systems, Inc.

GI Bill is a registered trademark of the U.S. Department of Veterans Affairs (VA). Use of the term does not imply endorsement, affiliation, or approval by VA.

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