Heavy-Duty Diesel Technician

Truck Co; Marinette (WI); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

Competitive pay & comprehensive benefits

Hands-on training and career advancement opportunities

Supportive team environment

Job summary

Truck Co is seeking a Diesel Technician to maintain and repair medium- and heavy-duty trucks, ensuring both fleet and customer vehicles remain operational. The role involves preventative maintenance, diagnostics, and extensive documentation of repairs.

Ideal candidates will have experience with trucks, technical skills with diagnostic tools, and a strong attention to detail. The company offers competitive pay, comprehensive benefits, and opportunities for advancement in a supportive work environment.

Qualifications

• Experience as a Diesel Technician with medium- or heavy-duty trucks required.
• Ability to document repairs accurately.
• Capable of performing physically demanding tasks.

Responsibilities

• Perform preventative maintenance and diagnostics on trucks.
• Troubleshoot engine and system issues using advanced tools.
• Document findings and repairs accurately using company software.

Skills

Experience working with medium- or heavy-duty trucks

Basic computer skills

Proficiency with power and hand tools

Excellent communication skills

Education

Certifications for Detroit or Cummins engines

Tools

Diagnostic software

Power tools

Hand tools

Job description

At Truck Country, you’ll play a vital role in maintaining and repairing medium- and heavy-duty trucks, ensuring both our fleet and our customers’ trucks stay on the road. We provide the tools, training, and technology you need to succeed in an industry that keeps America moving.

What You’ll Do

• Perform preventative maintenance, diagnostics, and repairs on medium- and heavy-duty trucks.
• Use advanced diagnostic tools to troubleshoot engine and system issues.
• Accurately document findings and repairs using company-provided laptops and software.
• Work both independently and collaboratively in a team-oriented shop environment.
• Engage in ongoing training and development to stay up to date with the latest repair techniques and technologies.

Required Qualifications

• Experience working with medium- or heavy-duty trucks.
• Basic computer skills, including diagnostic software.
• Proficiency with power and hand tools.
• Strong attention to detail and a clean, organized workspace.
• Excellent communication skills for documenting and relaying repair findings.

Preferred Qualifications

• 3-4 years of experience as a Diesel Technician, especially with Class 8 vehicles.
• Certifications for Detroit or Cummins engines (priority hiring for certified candidates).
• CDL license (preferred but not required).
• Ability to lift 50+ lbs. and perform physically demanding tasks.
• Experience with engine overhauls is a plus.

Benefits

• Competitive pay & comprehensive benefits.
• Hands-on training and career advancement opportunities.
• A supportive team environment where your skills and dedication are valued.

McCoy Group, Inc. and its affiliated companies are Equal Opportunity Employers and take affirmative action to employ and advance in employment qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable law.