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Diesel Mechanic Jobs in Riverside, CA (NOW HIRING)

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Diesel Mechanic

Lake Elsinore, CA · On-site

$30 - $35/hr

DIESEL MECHANIC Company: AAA Pallet Department: Fleet Maintenance Job Type: Full-Time Reports To: Maintenance Manager / Shop Supervisor Position Summary AAA Pallet is looking for a dependable ...

Diesel Mechanic

Bloomington, CA · On-site

$29 - $38/hr

Diesel Mechanic Sugar Creek Transportation - Bloomington, CA Schedule: Full-time, Monday through Friday, day shift Are you mechanically skilled and ready for the next step in your career? Sugar Creek ...

Diesel Mechanic

Bloomington, CA · On-site

$29 - $38/hr

Paid time off Diesel Mechanic Sugar Creek Transportation - Bloomington, CA Schedule: Full-time, Monday through Friday, day shift Are you mechanically skilled and ready for the next step in your ...

Diesel Mechanic

Bloomington, CA · On-site

$29 - $38/hr

Diesel Mechanic Sugar Creek Transportation - Bloomington, CA Schedule: Full-time, Monday through Friday, day shift Are you mechanically skilled and ready for the next step in your career? Sugar Creek ...

Diesel Fleet Mechanic Location: 3575 Wineville rd. Jurupa Valley, CA 91752 Pay: $26-32 Shift: Sunday- Thursday 10:30AM-7PM Requirements * Valid Drivers License * Comprehensive Background Check * Pre ...

Diesel Mechanic

Jurupa Valley, CA · On-site

$26 - $32/hr

Diesel Fleet Mechanic Location: 3575 Wineville rd. Jurupa Valley, CA 91752 Pay: $26-32 Shift: Sunday- Thursday 10:30AM-7PM Requirements * Valid Drivers License * Comprehensive Background Check * Pre ...

Diesel Mechanic

Jurupa Valley, CA · On-site

$26 - $32/hr

Diesel Fleet Mechanic Location: 3575 Wineville rd. Jurupa Valley, CA 91752 Pay: $26-32 Shift: Sunday- Thursday 10:30AM-7PM Requirements * Valid Drivers License * Comprehensive Background Check * Pre ...

Diesel Mechanic

Jurupa Valley, CA · On-site

$26 - $32/hr

Description Position at Swift Transportation Diesel Fleet Mechanic Location: 3575 Wineville rd. Jurupa Valley, CA 91752 Pay: $26-32 Shift: Sunday- Thursday 10:30AM-7PM Requirements * Valid Drivers ...

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DIESEL MECHANIC

Fontana, CA · On-site

$25.50 - $33.50/hr

We are looking for a DIESEL MECHANIC to join our team! You will be responsible for repairing various semi-trucks and transmission systems. Responsibilities: * Repair trucks and trailers, install ...

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DIESEL MECHANIC

Fontana, CA · On-site

$25.50 - $33.50/hr

We are looking for a DIESEL MECHANIC to join our team! You will be responsible for repairing various semi-trucks and transmission systems. Responsibilities: * Repair trucks and trailers, install ...

Diesel Mechanic

Perris, CA · On-site

$25.50 - $33.50/hr

Are you a highly skilled diesel mechanic? Are you a mechanical detective, capable of reading and interpreting vehicle condition reports, and troubleshooting on the spot? Do you take pride in your ...

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Diesel Mechanic information

See Riverside, CA salary details

$15

$29

$40

How much do diesel mechanic jobs pay per hour?

As of Sep 12, 2026, the average hourly pay for diesel mechanic 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 does a diesel mechanic do?

A diesel mechanic is a skilled tradesperson who inspects, repairs, and maintains diesel engines found in vehicles such as trucks, buses, and construction equipment. Their work includes diagnosing engine problems, performing routine maintenance, replacing faulty parts, and ensuring engines run efficiently and safely. Diesel mechanics may also use computerized diagnostic tools and must stay updated with the latest technology and equipment. They play a crucial role in keeping transportation and heavy machinery operational.

What does a diesel mechanic do?

A diesel mechanic is a highly skilled technician with a deep knowledge of diesel engines. These specialized mechanics provide all regularly needed maintenance for diesel engines and are also capable of making any needed repairs.

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

To thrive as a Diesel Mechanic, you need a strong understanding of diesel engines, mechanical systems, and diagnostic techniques, often supported by a technical diploma or ASE certification. Familiarity with diagnostic software, hand and power tools, and computerized maintenance management systems (CMMS) is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help mechanics excel in troubleshooting and team environments. These skills are crucial for ensuring vehicle reliability, safety, and efficient maintenance operations.

What are some common challenges diesel mechanics face when working on modern diesel engines?

Diesel mechanics often encounter challenges with modern diesel engines due to the increasing complexity of electronic control systems and emission regulations. Diagnosing issues now requires proficiency with advanced diagnostic tools and software, in addition to traditional mechanical skills. Staying updated on new engine technologies and ongoing training is essential to effectively troubleshoot and repair newer models. Working collaboratively with other technicians and service advisors can also help in resolving particularly complex problems.

What is the difference between Diesel Mechanic vs Automotive Technician?

AspectDiesel MechanicAutomotive Technician
CertificationsASE Diesel Certification, EPA CertificationASE Automotive Certification, EPA Certification
Work EnvironmentTruck fleets, heavy equipment, diesel enginesPassenger cars, light trucks, small engines
Industry UsageTransportation, construction, agriculturePersonal vehicles, repair shops

Diesel Mechanics specialize in repairing and maintaining diesel engines used in trucks, buses, and heavy equipment, often requiring specific certifications. Automotive Technicians focus on gasoline-powered vehicles and light trucks. While both roles involve engine repair and diagnostics, Diesel Mechanics typically work in industries involving heavy-duty vehicles, whereas Automotive Technicians serve the general consumer vehicle market.

Is being a diesel mechanic a good career?

A diesel mechanic is a skilled tradesperson who repairs and maintains diesel engines in vehicles and equipment. The profession offers steady employment, competitive wages, and opportunities for specialization, often requiring technical training and certifications. It can be a stable career choice for those interested in hands-on work and machinery maintenance.

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

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

Infographic showing various Diesel Mechanic job openings in Riverside, CA as of September 2026, with employment types broken down into 75% Full Time, 23% Part Time, and 2% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $61,342 per year, or $29.5 per hour.

Diesel Mechanic

Lake Elsinore, CA • On-site

aaa pallet
Plastics Packaging Film and Sheet (including Laminated) Manufacturing • 11 - 50 employees

$30 - $35/hr

Full-time

Medical, Retirement

Posted 29 days ago

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Key responsibilities

  • Inspect, diagnose, maintain, and repair company trucks, trailers, and diesel-powered equipment.

  • Perform preventative maintenance, scheduled services, and routine repairs on diesel vehicles and systems.

  • Troubleshoot and repair mechanical and electrical issues, including engine, transmission, drivetrains, and emission systems.


Job description

Absolutely. Here’s a shop/maintenance-manager style job description for AAA Pallet that you can use for hiring, Indeed, applications, or an employee handbook.

DIESEL MECHANIC

Company: AAA Pallet
Department: Fleet Maintenance
Job Type: Full-Time
Reports To: Maintenance Manager / Shop Supervisor

Position Summary

AAA Pallet is looking for a dependable, experienced Diesel Mechanic to join our fleet maintenance team. The Diesel Mechanic will be responsible for inspecting, diagnosing, maintaining, and repairing company trucks, trailers, and diesel-powered equipment to keep our fleet safe, reliable, and operating with minimal downtime.

The ideal candidate is a hands-on mechanic who takes pride in quality work, can troubleshoot problems efficiently, and understands the importance of preventative maintenance in a commercial fleet environment.

Essential Responsibilities

  • Perform preventative maintenance and scheduled services on diesel trucks, trailers, and equipment.
  • Diagnose and repair diesel engines, transmissions, drivetrains, electrical systems, air systems, cooling systems, fuel systems, and aftertreatment systems.
  • Troubleshoot check-engine lights, fault codes, warning lights, and other vehicle-related issues.
  • Perform electrical diagnostics using diagnostic software and testing equipment.
  • Inspect and repair braking systems, suspension components, steering systems, and other safety-related components.
  • Perform oil changes, filter replacements, lubrication services, and other routine maintenance.
  • Diagnose and repair DPF, DEF, SCR, EGR, and other emissions-related systems.
  • Inspect vehicles and identify repairs needed before they become major failures.
  • Perform road tests and operational checks following repairs.
  • Complete repairs in a safe, professional, and timely manner.
  • Maintain accurate records of inspections, repairs, parts used, and labor performed.
  • Communicate major repairs, safety concerns, and vehicle downtime to the Maintenance Manager.
  • Assist with emergency and breakdown repairs when necessary.
  • Maintain a clean, organized, and safe shop and work area.
  • Properly use and maintain shop tools, diagnostic equipment, welding equipment, and other company equipment.
  • Follow company safety procedures and proper lockout/tagout practices.
  • Assist with fleet inspections and preventative-maintenance programs.
  • Help identify recurring mechanical issues and recommend solutions to reduce downtime and repair costs.

Qualifications

  • Previous experience as a diesel mechanic, heavy-duty mechanic, fleet mechanic, or similar position preferred.
  • Experience working on commercial trucks and fleet vehicles.
  • Strong knowledge of diesel engines and heavy-duty vehicle systems.
  • Ability to diagnose mechanical and electrical problems.
  • Ability to read wiring diagrams, service information, and diagnostic procedures.
  • Experience with electronic diagnostic equipment and manufacturer diagnostic software preferred.
  • Basic welding and fabrication skills are a plus.
  • Ability to use hand tools, power tools, diagnostic equipment, and shop equipment safely.
  • Valid driver's license required.
  • CDL is a plus but not required.
  • Must be able to work independently and as part of a maintenance team.
  • Must have reliable attendance and a strong work ethic.

Physical Requirements

The Diesel Mechanic must be able to:

  • Lift and carry heavy parts and equipment.
  • Work underneath vehicles and in confined areas.
  • Stand, bend, kneel, crawl, climb, and work for extended periods.
  • Safely operate shop equipment and tools.
  • Work outdoors and in varying weather conditions when required.
  • Safely handle oils, lubricants, coolants, cleaning chemicals, and other automotive fluids while following proper procedures.

Preferred Skills

  • Cummins, International, Detroit, PACCAR, or other heavy-duty diesel experience.
  • Experience with automated/manual transmissions.
  • Experience diagnosing CAN-bus and electrical systems.
  • Experience with DPF/DEF/SCR aftertreatment systems.
  • Welding and fabrication experience.
  • Hydraulic and pneumatic system experience.
  • Experience maintaining a mixed commercial fleet.
  • Ability to prioritize repairs based on safety, urgency, and vehicle availability.

What We Expect

AAA Pallet is looking for someone who:

  • Shows up on time and is dependable.
  • Takes ownership of their work.
  • Performs repairs correctly rather than simply replacing parts.
  • Communicates problems before they become bigger issues.
  • Keeps accurate maintenance records.
  • Takes safety seriously.
  • Keeps tools and the shop organized.
  • Treats company vehicles and equipment as if they were their own.
  • Works efficiently while maintaining quality workmanship.
  • Is willing to learn and continuously improve their diagnostic and repair skills.

Performance Expectations

The Diesel Mechanic is expected to help maintain a reliable fleet by completing preventative maintenance on schedule, accurately diagnosing problems, reducing unnecessary downtime, and completing repairs safely and correctly the first time.

Safety, quality, reliability, and minimizing fleet downtime are the primary priorities of this position.

Company Description

Pallet recycling and manufacturing company


Aaa Pallet logo

About Aaa Pallet

Sourced by ZipRecruiter

Welcome to AAA Pallet Co., Houston’s premier pallet provider since 1972. We are a family-owned and operated business that takes pride in delivering high-quality pallets that meet the unique needs of our clients. We understand that your business’s success depends on having reliable and functional pallets, and that’s why we go the extra mile to ensure that every pallet we build and ship meets our strict standards for quality and durability. Our experienced team of professionals is dedicated to providing exceptional customer service and works closely with our clients to understand their specific requirements and preferences. Whether you need standard-sized pallets or custom-built solutions, we are here to help.

Industry

Plastics packaging film and sheet (including laminated) manufacturing

Company size

11 - 50 Employees

Headquarters location

Houston, TX, US

Year founded

1972

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