Sheboygan, WI Experienced Diesel Auto Technician with ASE certificate

Job Overview

We are seeking a highly skilled and experienced Diesel Technician to join a growing service and maintenance team supporting heavy-duty commercial vehicles. This role is ideal for professionals with strong diagnostic capabilities, hands-on mechanical expertise, and a commitment to safety, quality, and efficiency.

The successful candidate will independently perform inspections, diagnostics, repairs, and preventive maintenance on diesel-powered trucks and equipment while maintaining high service standards and productivity.

Schedule

• Monday–Friday

• Day Shift

• No weekends or overnight shifts

Key Responsibilities

• Diagnose, troubleshoot, and repair diesel engines and heavy-duty commercial vehicles

• Perform major and minor mechanical repairs according to manufacturer and industry standards

• Inspect vehicles and identify required maintenance or safety-related repairs

• Repair and maintain

• Diesel engines

• Electrical systems

• Air and hydraulic brake systems

• Steering and suspension systems

• Driveline and drivetrain components

• Transmissions and differentials

• Remove, install, and replace major components including injectors, clutches, bearings, cylinder heads, camshafts, batteries, and transmissions

• Utilize computerized diagnostic tools and equipment for troubleshooting and repair verification

• Complete repair orders and maintenance documentation accurately

• Conduct road tests when necessary to verify repairs

• Maintain a clean, organized, and safe work environment

• Follow all workplace safety procedures and compliance standards

• Support continuous improvement initiatives and technical training programs

• Mentor junior technicians when needed

Qualifications

• High School Diploma or equivalent required

• Technical or vocational training in diesel or automotive technology preferred

• Minimum 5 years of experience working on diesel engines and heavy-duty trucks

• Strong experience with diagnostics and electrical troubleshooting

• Hands-on experience with

• Engine repair

• Transmission systems

• Driveline components

• Steering systems

• Brake systems

• Ability to read and interpret technical manuals and repair documentation

• Proficient with diagnostic software and repair tools

• ASE Certification and 608/609 Certifications preferred

• Must possess personal tools required to perform assigned duties

• Valid driver's license with clean driving record required

• Ability to obtain a CDL preferred

• Stable and reliable work history

Required Skills

• Diesel Technician

• Diesel Mechanic

• Diesel Engine Repair

• Heavy-Duty Truck Maintenance

• Diagnostics & Troubleshooting

• Electrical Systems

• Engine Repair

• Drivetrain & Driveline Repair

• Transmission Repair

• Steering & Suspension Systems

• Brake Systems

• ASE Certification

• 608/609 Certification

What We Offer

• Stable weekday schedule

• Long-term career growth opportunities

• Ongoing technical training and development

• Professional and safety-focused work environment

• Opportunity to work with advanced diesel systems and equipment