Diesel Service Technician / Mechanic

JOB OVERVIEW & ESSENTIAL FUNCTIONS Murphy-Hoffman Company, LLC is North America’s largest Kenworth truck dealership group and leasing group. As MHC continues to grow, we have an opening for a Diesel Service Technician / Mechanic. The role of the Diesel Service Technician / Mechanic performs heavy-duty mechanical repair under general supervision, receiving on the job training in a development program to achieve Service Journeyman status. * Performs and/or assists in the performance of general mechanical duties. * Gains experience by working on the following items with minimal supervision: engine overhaul, fuel systems, electrical systems, transmissions, cooling systems, chassis, brakes, engine tune-up, and general maintenance. * Works on major components with close supervision. * Performs trouble shooting on minor problems. * Attends training sessions and meetings. * Maintains a neat and orderly working area, and proper handling of company tools. * Advises the Shop Foreman if additional repair work is necessary. * Follows safe work practices and procedures, uses safety equipment when required, responds to suggestions for working safely and seeks assistance when necessary. * Performs other duties as assigned by supervisor. SAFETY-SENSITIVE This position has been designated as a safety-sensitive position.  Any person performing the position while under the influence of marijuana or any other illegal drug may constitute a threat to health or safety or in which a lapse of attention could result in injury, illness, or death, including without limitation a position that includes the operating, repairing, maintaining, or monitoring of heavy equipment, machinery, aircraft, motorized watercraft, or motor vehicles or handling of hazardous materials and/or waste as part of the job duties. Qualifications * CDL preferred. * Minimum three years hands-on experience or graduate of vocational courses. * A/C, Brake and DOT Annual Inspector Certifications required. * Necessary tools to perform position responsibilities. BENEFITS * Competitive Salary * Medical, Dental and Prescription Insurance * Disability and Life Insurance * Paid Time Off program * 401k and Profit Sharing with Employer Match * Flexible Spending Account * Internal Promotion Opportunities * On the Job Training ABOUT US MHC is an expansion of the original company, Ozark Kenworth, Inc. Ozark Kenworth started in Springfield, Missouri, in January 1975. Opening for business without a Parts or Service department and only three employees in a temporary facility. From there, the company grew and expanded. MHC is now a multi-state network of full-service diesel truck dealerships, leasing and rental operations, transport refrigeration locations, and a finance company which offers a complete array of finance and insurance services. We believe in fostering an environment that helps employees realize their full potential – a place where you can grow as a person and a professional.    Equal Opportunity Employer / Veterans / Disabled JOB DETAILS Job Title Diesel Service Technician / Mechanic Business Function Service Branch Name MHC TRP-Oklahoma City Date 11-04-2026 Address 1501 SE 25th Street City Oklahoma City State OK