Key Responsibilities: Demonstrate proficient technical knowledge of preventative maintenance, replacement of parts/components, and more difficult repairs as it pertains to tractor maintenance including but not limited to the fuel system, battery, engine, drive train, onboard computer, transmission, air brake systems, and FHWA Inspections . Minimum Qualifications: 18 years of age with 1-2 years of experience in Semi-Tractor maintenance and repair and/or training and/or military equivalent experience, or equivalent combination of education and experience; willingness to work outdoors, in the elements, or across multiple shifts including nights and/or weekends if needed.