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

Universal Waste Systems

Mechanic

Perris, CA · On-site

$28 - $30/hr

... to Mechanic Trainees. * Participate in external, Department and Company-wide trainings to increase skill sets and improve service. Knowledge, Skills & Abilities Knowledge of: * Diesel and/or ...

Universal Waste Systems

Mechanic

Perris, CA · On-site

$28 - $30/hr

... to Mechanic Trainees. * Participate in external, Department and Company-wide trainings to increase skill sets and improve service. Knowledge, Skills & Abilities Knowledge of: * Diesel and/or ...

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Diesel Mechanic Trainee information

See Riverside, CA salary details

$15

$29

$40

How much do diesel mechanic trainee jobs pay per hour?

As of May 28, 2026, the average hourly pay for diesel mechanic trainee 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 are the key skills and qualifications needed to thrive as a Diesel Mechanic Trainee, and why are they important?

To thrive as a Diesel Mechanic Trainee, you need a basic understanding of diesel engine systems, mechanical aptitude, and typically a high school diploma or equivalent. Familiarity with diagnostic tools, hand and power tools, and basic computer systems is often required, while entry-level certifications like ASE Student Certification can be beneficial. Strong attention to detail, willingness to learn, teamwork, and effective communication help trainees excel in hands-on environments. These skills and qualities are essential for maintaining safety, ensuring accurate repairs, and building a successful foundation for advancement in the field.

What types of support and training can a Diesel Mechanic Trainee expect during the initial months on the job?

As a Diesel Mechanic Trainee, you can expect a structured onboarding process that includes hands-on training, shadowing experienced mechanics, and participating in safety briefings. Many employers provide mentorship programs where trainees work closely with senior technicians to learn diagnostic procedures, tool usage, and maintenance protocols. You'll likely receive ongoing feedback and may attend workshops or online courses to build foundational technical knowledge. This supportive environment is designed to help you gradually take on more complex tasks and develop confidence in your role.

What is a Diesel Mechanic Trainee?

A Diesel Mechanic Trainee is an entry-level worker who is learning how to inspect, maintain, and repair diesel engines, commonly found in trucks, buses, and heavy equipment. Trainees work under the supervision of experienced diesel mechanics to gain hands-on experience and develop technical skills. Their duties often include assisting with routine maintenance, troubleshooting engine problems, and learning to use specialized tools and diagnostic equipment. Over time, trainees build the knowledge and experience needed to become fully qualified diesel mechanics.

What is the difference between Diesel Mechanic Trainee vs Diesel Mechanic?

AspectDiesel Mechanic TraineeDiesel Mechanic
CertificationsMay require basic ASE certifications or on-the-job trainingTypically requires ASE certifications and more advanced credentials
Work EnvironmentTraining environment, often in repair shops or garagesFull-time mechanic working on vehicles and equipment
Job ResponsibilitiesLearning repair procedures, assisting senior mechanicsPerforming repairs, diagnostics, and maintenance independently

In summary, a Diesel Mechanic Trainee is in the learning phase, focusing on gaining skills and certifications, while a Diesel Mechanic is a fully qualified professional performing repairs and maintenance independently.

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 Trainee jobs in Riverside, CA? For Diesel Mechanic Trainee jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Diesel Mechanic Trainee jobs in Riverside, CA look for? The top searched job categories for Diesel Mechanic Trainee jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Diesel Mechanic Trainee jobs? Cities near Riverside, CA with the most Diesel Mechanic Trainee job openings:
Diesel Mechanic Trainee jobs near you
Infographic showing various Diesel Mechanic Trainee job openings in Riverside, CA as of May 2026, with employment types broken down into 88% Full Time, 10% Part Time, and 2% Contract. Highlights an 97% Physical, and 3% Remote job distribution, with an average salary of $61,342 per year, or $29.5 per hour.
Mechanic

Mechanic

Universal Waste Systems

Perris, CA • On-site

$28 - $30/hr

Full-time

Posted 3 days ago

Job description

The primary role of the Mechanic is to diagnose and repair fleet and equipment in order to optimize the needs of operations and minimize equipment down time.

Essential Responsibilities

  1. Inspect, diagnose, adjust and repair power train, electrical, suspension, brake, hydraulic and air systems on vehicles and equipment.
  2. Assist in execution of preventative maintenance program by performing oil and fluid changes, tire rotations, brake inspections, CHP BIT inspections, etc.
  3. Perform on-road emergency service calls.
  4. Make recommendations for parts, equipment and fabrication orders.
  5. Utilizes vehicle computer electronics systems to interpret failure modes to initiate repairs.
  6. Utilize fleet management software to perform data entry, maintain accurate records and prepare various reports upon request, paying close attention to accuracy and detail.
  7. Utilize service manuals as well as online technical resources, service literature and diagnostic software.
  8. Observe and comply with hazardous waste and material handling and disposal procedures and regulations as set forth by local, state and federal environmental and health agencies.
  9. Observe and comply with all applicable safety regulations, rules, policies and procedures.
  10. Maintain clean, safe and organized work space.
  11. Maintain collaborative working relationship with drivers, operators and coworkers and communicate timeline for downed vehicles.
  12. Mentor and provide assistance to Mechanic Trainees.
  13. Participate in external, Department and Company-wide trainings to increase skill sets and improve service.
Knowledge, Skills & Abilities

Knowledge of:

  • Diesel and/or compressed natural gas engines, heavy equipment mechanical components and parts.
  • Methods, tools, equipment and systems used in the inspection, diagnosis and repair of trucks and heavy equipment.
  • Vehicle computer diagnostic systems and fleet management software.
  • Federal, state and local job site health and safety rules, regulations and best practices.

Ability to:

  • Maintain a positive attitude with coworkers.
  • Proactively establish trust and credibility with coworkers by maintaining accountability.
  • Contribute to the team dynamic by promoting inclusion, support and collaboration amongst coworkers.
  • Take initiative, self-manage time and productivity through multitasking.
  • Effectively and concisely communicate both orally and in writing.
  • Think independently and creatively to problem solve.
Education, Training & Experience
  1. One year of related experience servicing diesel engines required.
  2. High school diploma or GED preferred.
  3. Experience in the resource recovery industry a plus.
  4. Certifications a plus.
  5. Class B license a plus.
  6. Must supply own tools.
Supplemental Information

Universal Waste Systems, Inc. celebrates diversity and is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, citizenship, disability or protected veteran status.

This description is not intended and should not be construed to be an exhaustive list of all responsibilities, skills, effort, work conditions, and benefits associated with the job.