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Diesel Mechanic Trainee Jobs in Appleton, WI (NOW HIRING)

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Diesel Mechanic Trainee information

See Appleton, WI salary details

$14

$27

$37

How much do diesel mechanic trainee jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for diesel mechanic trainee in Appleton, WI is $27.58, according to ZipRecruiter salary data. Most workers in this role earn between $23.46 and $30.96 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a diesel mechanic trainee?

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 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 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.

How to become a diesel mechanic trainee?

To become a diesel mechanic trainee, individuals typically need a high school diploma or equivalent and should pursue technical training through a vocational school or community college program. Gaining hands-on experience through apprenticeships or entry-level positions and developing skills in engine repair, diagnostics, and use of diagnostic tools are essential steps in preparing for a diesel mechanic trainee role.

How to train as a diesel mechanic trainee?

To train as a diesel mechanic trainee, individuals typically complete a high school diploma or equivalent and enroll in a technical or vocational school offering diesel technology programs. On-the-job training through apprenticeships or entry-level positions provides practical experience with tools, engines, and diagnostic equipment, often supplemented by industry certifications such as those from the National Institute for Automotive Service Excellence (ASE).

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.

How to get into diesel mechanic trainees with no experience?

To become a diesel mechanic trainee with no experience, focus on gaining basic mechanical skills through vocational training, community college programs, or technical schools. Many employers offer on-the-job training and may require a high school diploma or equivalent; obtaining certifications like the ASE entry-level certification can also improve your chances.
What are the most commonly searched types of Diesel Mechanic jobs in Appleton, WI? The most popular types of Diesel Mechanic jobs in Appleton, WI are:
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What job categories do people searching Diesel Mechanic Trainee jobs in Appleton, WI look for? The top searched job categories for Diesel Mechanic Trainee jobs in Appleton, WI are:
What cities near Appleton, WI are hiring for Diesel Mechanic Trainee jobs? Cities near Appleton, WI with the most Diesel Mechanic Trainee job openings:
Diesel Mechanic Trainee jobs near you

INSTALLER - STUDENT LEARNER - De Pere, WI

TRANSPORT REFRIGERATION INC

De Pere, WI • On-site

$15 - $18/hr

Other

This job post has expired today. Applications are no longer accepted.

Job description

Part-Time Technician Trainee / Installer Assistant - Student Learner

Perfect for High School, Technical College, Automotive or Diesel Students

De Pere, WI
$15.00 - $18.00/hour based on experience
Flexible Day Shift Hours
Paid On-the-Job Training

Looking for hands-on experience while attending school?

Transport Refrigeration, Inc. (TRI), a factory-authorized Thermo King dealer, is seeking a motivated student to join our team as a Technician Trainee / Installer Assistant. This is an excellent opportunity for someone interested in diesel, automotive, HVAC, welding, or skilled trades careers.

No prior experience is required—we'll train you.

What You'll Learn

Working alongside experienced technicians, you'll assist with the installation of:

  • Auxiliary Power Units (APUs)
  • Cab heaters and air conditioning systems
  • Transport refrigeration units
  • Custom-built products and equipment

You'll gain real-world mechanical experience while learning valuable skills used throughout the transportation and skilled trades industries.

Responsibilities

  • Assist technicians with equipment installations
  • Help assemble parts and components
  • Prepare vehicles and equipment for installation
  • Maintain a clean and organized work area
  • Follow safety procedures and quality standards
  • Assist with general shop duties as needed

Qualifications

  • Currently enrolled in high school, technical college, or trade school
  • Interest in mechanics, diesel technology, HVAC, welding, or related trades
  • Positive attitude and willingness to learn
  • Dependable with good attendance
  • Able to lift up to 50 pounds and work in a hands-on environment
  • Valid driver's license and reliable transportation preferred

Why Work at TRI?

  • Paid hands-on training
  • Flexible schedule around school commitments
  • Learn from experienced technicians
  • Gain valuable mechanical and technical skills
  • Opportunity for future full-time employment after graduation
  • Supportive team environment

Apply Today

If you're interested in building a career in the skilled trades and want hands-on experience while attending school, we'd love to hear from you. High School and Tech School Students encouraged to apply!

Transport Refrigeration, Inc. is an Equal Opportunity Employer.

Apply