Diesel Mechanic - Heavy Truck & Fleet | Genoa, OH $25-$35/hour | Full-time | On-site

Midwest Industrial Supply runs a fleet of heavy-duty spray trucks, tractors, and bulk liquid tankers, and builds a good portion of the custom spray trucks in-house. This role keeps that equipment running and helps with the builds. It's a mix of diagnostic work, scheduled maintenance, and fabrication. The balance shifts with the season — heavier repair volume when field jobs are running, more build and shop work when they aren't. The work Diagnose and repair heavy-duty trucks, tractors, and bulk liquid tankers: engines, hydraulics, electrical, pneumatics, pumps, plumbing, and spray control systems Test drive and verify repairs before units go back out Complete scheduled preventative maintenance and keep DOT service records current in our electronic system Assist with spray truck assembly and fabrication — welding, cutting, spray system installation Manage shop supplies: inventory counts, ordering, pricing, receiving Keep the shop organized using lean and 5S practices Respond to occasional field service calls, typically within 3 hours of the shop, with overnights Coordinate with Regional Field Service Managers on repair priorities, which change based on upcoming jobs Provide technical guidance to junior mechanics Decisions this role owns Taking a unit out of service based on your safety judgment Determining what needs replaced and the method for doing it Requirements At least 2 years of experience as a diesel mechanic Working knowledge of hydraulic, electrical, and pneumatic systems, including troubleshooting Welding, cutting, and fabrication to basic build specifications Valid driver's license High school diploma or GED Preferred Vocational or technical certification in vehicle repair Class A CDL Tanker endorsement What to expect Production shop environment with noise, heavy machinery, confined spaces, and exposure to weather. Extended hours, weekends, and holidays during peak demand. Travel up to 10%. The job involves prolonged standing and lifting, pushing, or pulling up to 50 pounds. You'll work with limited direct supervision and handle several priorities at once, which change on short notice. Benefits Medical, dental, and vision with multiple plan options and HSA contributions Flexible PTO 401(k) with employer match and automatic enrollment Basic and supplemental life insurance Short- and long-term disability Wellness program with rewards and premium discounts Healthcare and dependent care FSAs Pre-employment drug screening and background check required. EOE.