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

United Rentals

Diesel Mechanic

Oshkosh, WI

$23 - $30.50/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals

Diesel Mechanic

Green Bay, WI

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... Demonstrate equipment for customers * Assist with pick-up and delivery of equipment & parts * Other ...

United Rentals - French

Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... customers Assist with pick-up and delivery of equipment & parts Other duties assigned as needed ...

United Rentals

Diesel Mechanic

Oshkosh, WI

$24.50 - $32.25/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... manner * Assist in the training of lower level technicians as needed * Maintain paperwork ...

United Rentals, Inc.

Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... Demonstrate equipment for customers * Assist with pick-up and delivery of equipment & parts * Other ...

United Rentals, Inc.

Diesel Mechanic

Oshkosh, WI · On-site

$24.50 - $32.25/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... manner * Assist in the training of lower level technicians as needed * Maintain paperwork ...

United Rentals - French

Diesel Mechanic

Oshkosh, WI · On-site

$23 - $30.50/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals

Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... Demonstrate equipment for customers * Assist with pick-up and delivery of equipment & parts * Other ...

United Rentals - French

Diesel Mechanic

Oshkosh, WI · On-site

$23 - $30.50/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals

Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... customers Assist with pick-up and delivery of equipment & parts Other duties assigned as needed ...

United Rentals

Diesel Mechanic

Oshkosh, WI · On-site

$23 - $30.50/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... Assist in the training of lower level technicians as needed Maintain paperwork/electronic ...

United Rentals

Diesel Mechanic

Oshkosh, WI

$23 - $30.50/hr

As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance ... manner * Assist in the training of lower level technicians as needed * Maintain paperwork ...

United Rentals - French

Diesel Mechanic

Green Bay, WI

$24.25 - $32/hr

As a Diesel Mechanic (Service Tech I), you'll use your skills (diesel, automotive, welding or other ... customers Assist with pick-up and delivery of equipment & parts Other duties assigned as needed ...

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All JobsDiesel Mechanic JobsAssistant Diesel Mechanic JobsAssistant Diesel Mechanic Jobs in Appleton, WI

Assistant Diesel Mechanic information

See Appleton, WI salary details

$12

$19

$27

How much do assistant diesel mechanic jobs pay per hour?

As of Aug 2, 2026, the average hourly pay for assistant diesel mechanic in Appleton, WI is $19.58, according to ZipRecruiter salary data. Most workers in this role earn between $16.88 and $21.11 per hour, depending on experience, location, and employer.

What are some typical challenges an Assistant Diesel Mechanic may face in their daily work?

Assistant Diesel Mechanics often encounter challenges such as diagnosing complex engine problems, working with heavy and sometimes outdated equipment, and managing time effectively in a busy repair shop environment. They may also need to quickly adapt to new technologies and tools as diesel engines evolve, while ensuring all repairs meet strict safety and regulatory standards. Effective communication with lead mechanics and other team members is crucial to ensure tasks are completed efficiently and safely.

Is 27 too late to become a mechanic?

Assistant diesel mechanics can start their careers at any age, including 27, as the profession values skills, training, and certifications over age. Many mechanics begin training later in life and find success through technical schools, apprenticeships, and hands-on experience. Age is generally not a barrier to entering the field if you are committed to learning and developing your skills.

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

AspectAssistant Diesel MechanicDiesel Mechanic
CertificationsBasic technical training, ASE certifications often preferredAdvanced ASE certifications, extensive training required
Work EnvironmentAssists in repair shops, garages, fleet maintenancePerforms repairs, diagnostics, and maintenance independently
Job ResponsibilitiesSupports diagnostics, basic repairs, parts replacementPerforms complex repairs, troubleshooting, and diagnostics
Experience LevelEntry-level or apprentice roleExperienced, skilled technician

The main difference between an Assistant Diesel Mechanic and a Diesel Mechanic lies in experience, responsibilities, and certification levels. Assistants support more routine tasks and are often in training, while Diesel Mechanics handle complex repairs independently. Both roles are essential in fleet maintenance and repair environments, with the Assistant Diesel Mechanic serving as a stepping stone to becoming a fully qualified Diesel Mechanic.

What are the key skills and qualifications needed to thrive as an Assistant Diesel Mechanic, and why are they important?

To thrive as an Assistant Diesel Mechanic, you need a solid understanding of diesel engine fundamentals, basic mechanical repair skills, and a high school diploma or technical certification in diesel technology. Familiarity with diagnostic software, hand and power tools, and maintenance record systems is typically required. Strong attention to detail, a willingness to learn, and effective teamwork are crucial soft skills for this role. These competencies ensure accurate repairs, efficient servicing, and safe operation of diesel-powered vehicles and equipment.

How much does a diesel mechanic make?

The average annual salary for a diesel mechanic is around $50,000, with experienced technicians earning up to $70,000 or more. Salaries can vary based on experience, certifications, and the work environment, such as repair shops or fleet maintenance facilities.

What are Assistant Diesel Mechanics?

Assistant Diesel Mechanics are entry-level professionals who support experienced diesel mechanics in maintaining, repairing, and servicing diesel engines and vehicles. Their duties often include tasks such as changing oil, replacing filters, assisting with diagnostics, and keeping the work area organized. They also help with more complex repairs under supervision, ensuring that trucks, buses, and other diesel-powered equipment operate safely and efficiently. This role is a valuable stepping stone for those looking to advance in the diesel technology field.

What is the highest paid diesel mechanic job?

The highest paid diesel mechanic jobs are often found in specialized roles such as heavy equipment or industrial diesel mechanics, particularly those working in remote or high-demand industries like mining, oil and gas, or transportation. These positions typically require advanced certifications, extensive experience, and sometimes working long or irregular hours, which can lead to higher compensation. Salaries for top diesel mechanic roles can exceed $70,000 annually depending on location and expertise.

What does a diesel mechanic assistant do?

A diesel mechanic assistant supports experienced diesel mechanics by performing tasks such as inspecting, cleaning, and maintaining diesel engines and related parts. They may also help with repairs, use diagnostic tools, and ensure safety procedures are followed in a workshop or service environment.
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 cities near Appleton, WI are hiring for Assistant Diesel Mechanic jobs? Cities near Appleton, WI with the most Assistant Diesel Mechanic job openings:
Assistant Diesel Mechanic jobs near you
Infographic showing various Assistant Diesel Mechanic job openings in Appleton, WI as of July 2026, with employment types broken down into 1% As Needed, 76% Full Time, 18% Part Time, 3% Temporary, and 2% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $40,725 per year, or $19.6 per hour.

Diesel Mechanic

United Rentals

Oshkosh, WI

$23 - $30.50/hr

Other

Medical, PTO

Re-posted 17 days ago

Job description

Great company. Great people. Great opportunities.

If you'd like the chance to make your mark with the world's largest equipment rental provider, come build your future with United Rentals. As a Diesel Mechanic - Experienced (Service Tech IV), you'll use your skills to perform maintenance and repairs of complex equipment with limited or no supervision in a highly skilled, safe, and professional manner. Every day, you can improve and challenge yourself, and if you have the desire and ambition, you'll have the potential to work towards leadership roles in our Service Department.

Like every member of our team, we will rely on you to provide exceptional customer service to our customers. What you'll do: Maintenance and repair of complex mechanical, electrical, hydraulic, and diesel systems on a variety of rental and customer equipment and tools while using a high degree of independent judgment When required, travel to customer job sites for repair/maintenance of rental or customer owned equipment; must maintain service vehicle in a clean and professional manner Assist in the training of lower level technicians as needed Maintain paperwork/electronic documentation of work performed (work orders) in a complete and timely manner on a daily basis Assist with pick-up and delivery of equipment & parts Other duties assigned as needed Requirements: High School diploma or equivalent Valid driver's license with acceptable driving record 5+ years of experience repairing/maintaining equipment and tools Advanced mechanical aptitude and working knowledge of tools Extensive knowledge of construction equipment with an advanced understanding of schematics and diagrams Must own tools applicable to position Superior customer service, teamwork and verbal/written communication skills Ability to frequently lift items up to 45 lbs. This position is deemed Safety Sensitive for purposes of United Rentals' policies and procedures.

Why join us. We don't just "talk the talk!" 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. In addition to our health and financial plans, we also offer: Paid Parental Leave United Compassion Fund Employee Discount Program Career Development & Promotional Opportunities Additional Vacation Buy Up Program (US Only) Early Wage Access through Payactiv (US Hourly Only) Paid Sick Leave An inclusive and welcoming culture Explore our comprehensive U.S

benefit offerings For Canadian benefits, click here United Rentals, Inc. is an Equal Opportunity Employer and makes employment decisions regardless of race, color, religion, sex, national origin, age, genetic information, citizenship status, veteran status, sexual orientation, gender identity, disability, or any other status protected by law. If you need a reasonable accommodation at any point of the application process, please email careers@ur.com for assistance

At United Rentals, we proudly hire active duty members, veterans, reservists, and their families. The values that define your service-leadership, discipline, integrity, and teamwork-are the same values that drive our success. With many veterans already part of our team, we're ready to help you transition into a rewarding career.

United Rentals consists of a wide variety of roles with different duties and responsibilities. The actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability. Apply.

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