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

Master Fleet LLC

Trailer Mechanic

Neenah, WI · On-site

$22.25 - $30/hr

Company Description We are hiring at all three locations. Green Bay, Neenah, and Caledonia. Master ... Previous experience as a trailer, truck, or diesel mechanic in a fleet or commercial repair setting ...

Ryder

Diesel Technician

Neenah, WI · On-site

$26.55/hr

Second Shift 2:30 pm - 11:00 pm We want the right Maintenance Repair Mechanic to join us at Ryder ... last 3 years Important Note: Some positions require additional screening that may include ...

Ryder

Diesel Technician

Neenah, WI · On-site

$26.55/hr

Second Shift 2:30 pm - 11:00 pm We want the right Maintenance Repair Mechanic to join us at Ryder ... last 3 years Important Note: Some positions require additional screening that may include ...

Seven Oaks

Be Seen First

Construction & Agricultural Equipment Mechanic

Kaukauna, WI · On-site

$24 - $33.25/hr

Repair hydraulic, electrical, diesel, brake, suspension, and mechanical systems. * Inspect ... Simple IRA with 3% Company Match * Disability Insurance * Company Paid Life Insurance Company ...

United Rentals

Field Mechanic - CES

Oshkosh, WI · On-site

$23 - $31.50/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... High School diploma or equivalent Valid driver's license with an acceptable driving record 3-5 ...

United Rentals - French

Field Mechanic - CES

Oshkosh, WI · On-site

$23 - $31.50/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... High School diploma or equivalent Valid driver's license with an acceptable driving record 3-5 ...

United Rentals

Field Mechanic - CES

Oshkosh, WI

$24.50 - $33.25/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... Valid driver's license with an acceptable driving record * 3-5 years of experience repairing ...

United Rentals, Inc.

Field Mechanic - CES

Oshkosh, WI · On-site

$24.50 - $33.25/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... Valid driver's license with an acceptable driving record * 3-5 years of experience repairing ...

United Rentals - French

Field Mechanic - CES

Oshkosh, WI · On-site

$23 - $31.50/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... High School diploma or equivalent Valid driver's license with an acceptable driving record 3-5 ...

United Rentals

Field Mechanic - CES

Oshkosh, WI · On-site

$23 - $31.50/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... Valid driver's license with an acceptable driving record * 3-5 years of experience repairing ...

United Rentals

Field Mechanic - CES

Oshkosh, WI · On-site

$23 - $31.50/hr

As a Field Diesel Mechanic - Customer Equipment Solutions (CES), you'll use your skills to perform ... High School diploma or equivalent Valid driver's license with an acceptable driving record 3-5 ...

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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

Experienced Heavy Truck Mechanic - Mixers

MCC, Inc.

Appleton, WI • On-site

$24.50 - $32.25/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 22 days ago

Job description

CAREER OPPORTUNITY:
EXPERIENCED ROLLING STOCK DIESEL MECHANIC - MIXER
APPLETON | WISCONSIN
RESPONSIBILITIES
Experienced Rolling Stock Mechanics are responsible for providing routine maintenance on our fleet of ready-mix concrete trucks. Duties will include performing diagnostic work, troubleshooting, and completing repairs on trucks and their related systems. These systems can include electrical controls, brake systems, transmissions, and pneumatic controls. Experienced mechanics are responsible for performing DOT inspections to ensure compliance with FMCSA regulations. Mechanics must be able to communicate effectively and work in a team environment to provide technical assistance and collaborate on repairs. At times mechanics may be required to fabricate, modify, or install special equipment or replacement parts using welders, torch sets, plasma cutters, metal cutting saws, or other specialized equipment.
Safety is a top priority at MCC, Inc. mechanics are expected to work safely on all job sites, around all types of moving equipment and traffic. Mechanics are responsible for maintaining a clean working environment and ensuring compliance with all workplace rules and regulations according to company policy and all governing agencies.
MCC, Inc. is a versatile company that requires employees to cross-train on other duties or work tasks as assigned.
QUALIFICATIONS
  • 3-5 years of mechanical experience or training preferred
  • Must provide your own basic set of tools with the ability to expand tools as needed
  • Self-Motivated with independent judgment skills to perform work tasks without supervision
  • Communication skills, both verbal and written; including the ability to provide and comprehendclear instructions or directions (both general and technical)
  • High level of accuracy and attention to detail to ensure quality of work
  • Reasoning Skills (problem solving and troubleshooting skills) with the ability to respond toemergencies quickly
  • Must be able to handle multiple tasks and priorities in a fast paced work environment
  • High School Diploma or Equivalent, with an understanding of basic math skills preferred
  • Ability to assess various job site hazards and work safely to prevent accidents and injuries
  • Possess valid State of Wisconsin driver's license and satisfactory driving record preferred.

BUILD YOUR FUTURE WITH MCC, INC.
MCC, Inc. is a local construction company that ensures employees are home every night ! We offer competitive wages and a comprehensive benefits package that includes: medical, dental, vision, 401K with company match, HSA, FSA, and Lifestyle Reimbursement accounts, discount programs, personal time off, paid holidays, and more! MCC, Inc. also offers onsite physical therapy, employee incentive programs, CDL tuition assistance, career planning, and advancement opportunities!
FOR MORE INFORMATION, CALL 920-749-3360
APPLY ONLINE: WWW.MCC-INC.ORG | EMAIL: HR@MURPHYINC.ORG
MAIL A RESUME: P.O. BOX 1137 | APPLETON, WISCONSIN 54912
MCC, Inc. 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, disability, or status as a protected veteran.

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