Diesel Mechanic

About the role

The Diesel Mechanic is responsible for the inspection, maintenance, and repair of Class A, B, and C trucks and trailers to ensure safe, efficient, and compliant operations. This role supports a fast-paced warehouse and distribution environment handling dry, refrigerated, and frozen dairy products. Must have strong diagnostic skills, a safety-first mindset, and the ability to work in varying temperature conditions.

What you'll do

Perform preventative maintenance and repairs on diesel-powered Class A (tractor-trailers), Class B, and Class C vehicles Diagnose mechanical, electrical, and hydraulic issues using diagnostic tools and manual inspections Service and repair engines, transmissions, brakes, suspensions, and exhaust systems Maintain and repair refrigeration units (reefers) used in cold and frozen product transportation (preferred) Conduct DOT inspections and ensure all equipment meets federal, state, and company compliance standards Complete work orders, maintenance logs, and inspection reports accurately and timely Respond to road calls or emergency repairs as needed Collaborate with drivers and transportation leadership to identify and resolve recurring equipment issues Maintain a clean, organized, and safe work environment Follow all company safety policies, including lockout/tagout and PPE requirements Qualifications High School Diploma (or equivalent) 2+ years of diesel mechanic experience (fleet or heavy-duty preferred) Experience working on Class A, B, and C trucks required Knowledge of DOT regulations and inspection standards Experience with refrigeration units (Thermo King, Carrier) preferred Ability to use diagnostic software and tools Valid driver’s license required Strong troubleshooting and problem-solving skills Ability to work independently and as part of a team Certifications o ASE Certification (T Series) o EPA Certification for refrigerant handling (preferred) o CDL Class A or B (or ability to obtain preferred) Physical Demands May require lifting to 75 lbs, bending, kneeling, and standing for extended periods Work Environment Work performed in shop and yard environments, as well as occasional roadside service Exposure to varying temperatures, including refrigerated and freezer conditions Flexible hours, including early mornings, evenings, weekends, or on-call as needed About Cedar Crest Dairy Cedar Crest Dairy Inc is a family-owned business that has been serving the West Michigan community since 1978.

Founded by brothers Rob and Rick Becker, Cedar Crest has grown from a small operation with one truck to a thriving company that supplies grocery stores, ice cream shops, and schools with high-quality dairy products.