Fleet Diesel Technician

State of the Art Shop | No Weekends or Holidays | New Graduates Welcome
Certco Inc. | Madison, WI

Are you a diesel technician or mechanic who takes pride in doing quality work? Whether you are an experienced technician or recently graduated from a diesel technology program, Certco offers a stable career where you can grow your skills in a brand new, state of the art shop with modern tools and equipment.

Certco Inc., Wisconsin’s premier grocery wholesale distributor, is looking for a Fleet Diesel Technician to help maintain and repair our fleet and equipment. If you want long term stability, excellent benefits, and a schedule that supports work life balance, this could be the opportunity you have been looking for.

We also welcome recent graduates or students currently enrolled in a diesel technician program who are eager to start their career with a strong and supportive team.

Why Technicians Choose Certco

At Certco, we offer more than just a job. We provide a long-term career with a company that values skilled trades and invests in its employees.

• No weekends or holidays
• Work in a modern, fully equipped mechanic shop
• Stable company with long term career opportunities
• Competitive pay and excellent benefits

Benefits Include

• Low-cost premium insurance including medical, dental, vision, life, and disability coverage
• 401k with company match and profit sharing
• Wellness perks including gym reimbursement, chair massages, on site fitness center and weekly chiropractic care

A Culture People Love

Certco is known for its strong workplace culture and team environment. Employees enjoy company sponsored events including walks, sports teams, company picnics, holiday celebrations and even professional soccer outings.

What You Will Do

As a Fleet Diesel Technician, you will help keep our fleet and equipment operating safely and efficiently by

• Performing inspections, maintenance, and repairs
• Diagnosing mechanical issues and troubleshooting equipment
• Completing preventative maintenance to reduce downtime
• Maintaining accurate and organized service records
• Working alongside a skilled team in a clean and well equipped shop

A Top Workplace – Three Years in a Row

At Certco, you will find stability, purpose, and the chance to support local grocery stores and communities across the Midwest. Our people first culture, industry leadership, and recognition as a 2026 USA Today Best Company make this an exciting time to join our team.

Schedule: Monday - Friday

Hours: 7am - 330pm

Position Summary

Provides support for the vehicle maintenance department by diagnosing and troubleshooting mechanical problems and repairing subsequent problems.

Essential Job Functions

• Diagnose and repair class 8 trucks, trailers and cars using diagnostic tools
• Repair refrigeration units on trailers
• Lift heavy parts such as wheels, tires, brake drums, batteries, springs, etc.
• Perform vehicle preventive maintenance
• Operate equipment when troubleshooting and testing when repairs are made
• Keep accurate records of repairs and inspections
• Possess own tools to perform assigned tasks
• Valid Commercial Driver's License (CDL) or the ability to obtain one with us
• Must be insurable for auto insurance coverage and possess a valid driver’s license
• Is regular in attendance and complies with the Company Attendance Policy

Competencies

• Ability to diagnose and repair diesel engines and electrical systems
• Working knowledge of suspension systems, steering, brakes, HVAC and preventative maintenance
• Process strong troubleshooting skills and ability to interpret manuals diagnostic tools
• Ability to read and understand service manuals, schematics and instructions
• Knowledge of trailer refrigeration units
• Knowledge of D.O.T. regulation
• Skilled in proper and safe procedures associated with vehicle repairs
• Ability to work well with others and at times with minimal supervision

Education and Experience

• Diesel Tech Program graduate or currently enrolled in a Diesel Tech program

Certco is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.