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Diesel Service Technician / Mechanic
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Based on Tennessee data
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What they do
A Diesel Mechanic repairs and rebuilds diesel engines for vehicles like trucks, ships, tractors, and buses.
$55,420 / year median in Tennessee
+12% projected growth
Job Description
Diesel Service Technician / Mechanic Murphy-Hoffman Company life insurance, flexible benefit account, paid time off, 401(k), profit sharing United States, Tennessee, Knoxville 1400 Ault Rd (Show on map) Aug 31, 2026 Job Details Job Title
Diesel Service Technician / Mechanic
Business Function
Service
Branch Name
MHC Kenworth-Knoxville
Date
08-31-2026
Address
7425 Crosswood Blvd
City
Knoxville
State
TN 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