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Diesel Mechanic Level 3 Jobs in Appleton, WI (NOW HIRING)

United Rentals

Field Diesel Mechanic

Green Bay, WI

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... of lower level technicians as needed * Maintain paperwork/electronic documentation of work ...

United Rentals

Field Diesel Mechanic

Green Bay, WI

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... level technicians as needed Maintain paperwork/electronic documentation of work performed (work ...

United Rentals

Field Diesel Mechanic

Green Bay, WI

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... of lower level technicians as needed * Maintain paperwork/electronic documentation of work ...

Ryder System

Technician Diesel Mechanic

Neenah, WI · On-site

$29.25/hr

Ryder offers unlimited bonuses up to $1,500 for every hired Diesel Mechanic Technician and Fuel ... last 3 years Important Note: Some positions require additional screening that may include ...

United Rentals - French

Field Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... level technicians as needed Maintain paperwork/electronic documentation of work performed (work ...

United Rentals - French

Field Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... level technicians as needed Maintain paperwork/electronic documentation of work performed (work ...

United Rentals, Inc.

Field Diesel Mechanic

Green Bay, WI · On-site

$24.25 - $33/hr

As a Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform ... of lower level technicians as needed * Maintain paperwork/electronic documentation of work ...

Ryder System

Technician Diesel Mechanic

Neenah, WI · On-site

$29.25/hr

Ryder offers unlimited bonuses up to $1,500 for every hired Diesel Mechanic Technician and Fuel ... last 3 years Important Note: Some positions require additional screening that may include ...

Ryder System

Technician Diesel Mechanic

Neenah, WI · On-site

$29.25/hr

Ryder offers unlimited bonuses up to $1,500 for every hired Diesel Mechanic Technician and Fuel ... last 3 years Important Note: Some positions require additional screening that may include ...

Ryder System

Technician Diesel Mechanic

Neenah, WI · On-site

$29.25/hr

Ryder offers unlimited bonuses up to $1,500 for every hired Diesel Mechanic Technician and Fuel ... last 3 years Important Note: Some positions require additional screening that may include ...

Walbec Group

Diesel Mechanic and Upfitter

Green Bay, WI · On-site

$24.25 - $32/hr

The Position: We're looking for Diesel Mechanic/Upfitter to work in our Manitowoc, WI maintenance ... Two to three years of prior work experience working on heavy duty trucks, heavy equipment, etc. and ...

Walbec Group

Diesel Mechanic and Upfitter

Green Bay, WI · On-site

$24.25 - $32/hr

The Position: We're looking for Diesel Mechanic/Upfitter to work in our Manitowoc, WI maintenance ... Two to three years of prior work experience working on heavy duty trucks, heavy equipment, etc. and ...

MCC, Inc.

Heavy Equipment Diesel Mechanic

Appleton, WI · On-site

$24/hr

HEAVY EQUIPMENT DIESEL MECHANIC APPLETON | WISCONSIN RESPONSIBILITIES Heavy Equipment Mechanics are ... High level of accuracy and attention to detail to ensure quality of work * Reasoning Skills ...

MCC Inc

Heavy Equipment Diesel Mechanic

Appleton, WI

$23.25 - $32/hr

HEAVY EQUIPMENT DIESEL MECHANIC APPLETON | WISCONSIN RESPONSIBILITIES Heavy Equipment Mechanics are ... High level of accuracy and attention to detail to ensure quality of work * Reasoning Skills ...

MCC, Inc.

Heavy Equipment Diesel Mechanic

Appleton, WI · On-site

$23.25 - $32/hr

HEAVY EQUIPMENT DIESEL MECHANIC APPLETON | WISCONSIN RESPONSIBILITIES Heavy Equipment Mechanics are ... High level of accuracy and attention to detail to ensure quality of work * Reasoning Skills ...

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Showing results 21-40

All JobsDiesel Mechanic Level 3 JobsDiesel Mechanic Level 3 Jobs in Appleton, WI

Diesel Mechanic Level 3 information

See Appleton, WI salary details

$14

$26

$36

How much do diesel mechanic level 3 jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for diesel mechanic level 3 in Appleton, WI is $26.90, according to ZipRecruiter salary data. Most workers in this role earn between $22.88 and $30.19 per hour, depending on experience, location, and employer.

What is a diesel mechanic level 3?

A Diesel Mechanic Level 3 is an experienced technician who specializes in inspecting, maintaining, and repairing diesel engines, particularly in heavy-duty vehicles and equipment. At this level, mechanics are expected to handle complex diagnostics, perform advanced repairs, and may also supervise or mentor junior technicians. They have a strong understanding of electrical and mechanical systems, and often hold certifications demonstrating their expertise. Level 3 mechanics are trusted to work independently and ensure vehicles comply with safety and emission standards.

What skills and qualifications are needed to thrive as a diesel mechanic level 3?

To thrive as a Diesel Mechanic Level 3, you need advanced knowledge of diesel engine repair, diagnostics, and preventive maintenance, typically supported by a high school diploma or equivalent and several years of hands-on experience. Familiarity with diagnostic software, computerized maintenance management systems (CMMS), and certifications such as ASE Diesel Technician are often required. Strong problem-solving skills, attention to detail, and effective communication help mechanics excel in troubleshooting and collaborating with team members. These competencies ensure efficient repairs, vehicle reliability, and safety compliance in demanding fleet environments.

What are common challenges a diesel mechanic level 3 may face when diagnosing complex engine issues?

Diesel Mechanic Level 3 professionals often encounter challenges such as troubleshooting advanced diagnostic problems that may not be immediately revealed by standard testing equipment. These issues may require a deep understanding of electronic control systems and the latest diagnostic software. Additionally, Level 3 mechanics may need to collaborate closely with manufacturers or technical support teams for rare or persistent faults. Staying updated on new diesel technologies and managing time effectively on complex repairs are also key challenges.

What is the difference between Diesel Mechanic Level 3 vs Diesel Mechanic Level 2?

AspectDiesel Mechanic Level 3Diesel Mechanic Level 2
CertificationsRequires Level 3 certification, advanced skillsRequires Level 2 certification, basic to intermediate skills
Work EnvironmentPerforms complex repairs, diagnostics, and maintenanceHandles routine repairs and maintenance tasks
Employer UsageUsed in specialized or higher responsibility rolesCommon in entry to mid-level positions

Diesel Mechanic Level 3 professionals have advanced certifications and handle more complex repairs compared to Diesel Mechanic Level 2. Level 3 mechanics often work in specialized environments, performing diagnostics and repairs that require higher expertise, while Level 2 mechanics focus on routine maintenance and basic repairs. Both roles are essential in the industry, but Level 3 mechanics typically command higher responsibility and pay.

What are popular job titles related to Diesel Mechanic Level 3 jobs in Appleton, WI?

For Diesel Mechanic Level 3 jobs in Appleton, WI, the most frequently searched job titles are:

What job categories do people searching Diesel Mechanic Level 3 jobs in Appleton, WI look for?

The top searched job categories for Diesel Mechanic Level 3 jobs in Appleton, WI are:

What cities near Appleton, WI are hiring for Diesel Mechanic Level 3 jobs?

Cities near Appleton, WI with the most Diesel Mechanic Level 3 job openings:

Diesel Mechanic Level 3 jobs near you

Field Diesel Mechanic

United Rentals

Green Bay, WI

$24.25 - $33/hr

Full-time

PTO

Posted 6 days ago

United Rentals rating

7.9

Company rating: 7.9 out of 10

Based on 464 frontline employees who took The Breakroom Quiz

76th of 177 rated vehicle equipment hire

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 Field Diesel Mechanic (Service Tech III - Field Service), you'll use your skills to perform maintenance and repairs on complex equipment in a 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 higher levels of Service Technician and 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:

  • Safe maintenance and repair of a variety of complex rental equipment involving mechanical, electrical, hydraulic, and diesel systems

  • 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

  • 3-5 years of experience repairing/maintaining equipment and tools

  • Advanced mechanical aptitude and working knowledge of tools

  • Strong mechanical background knowledge of various engines

  • 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 rewardingcareer.

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.

What United Rentals employees say

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Benefits

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Workplace

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United Rentals logo

About United Rentals

Sourced by ZipRecruiter

At United Rentals, the largest equipment rental company, we believe that it takes great employees to build a great organization - and we're passionate about helping our people grow professionally and embrace teamwork in everything they do. Our culture is based on our corporate values and centers on mutual respect, job satisfaction, diversity and a shared responsibility to build a better future.

Industry

Construction and retail

Company size

10,000+ Employees

Headquarters location

Stamford, CT, US

Social media

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