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Diesel Technician (Medium & Heavy-Duty)

ACTS FLEET
Knoxville, TN Full Time
POSTED ON 10/2/2026
AVAILABLE BEFORE 1/29/2027

Company Overview

Acts Fleet Maintenance Services, established in 1989, is a leading provider of fleet maintenance and services in the Southeast. With 8 locations across Tennessee, we are dedicated to delivering exceptional customer service, top-quality repairs, and innovative solutions to meet the needs of our diverse client base.

Overview

We are expanding our Professional Diesel Technicians staff join our dynamic team. In this vital role, you will perform comprehensive diagnostics, repairs, and maintenance on a wide range of diesel-powered vehicles and equipment. Your expertise will ensure our clients’ fleets operate safely, efficiently, and reliably. This position offers an exciting opportunity for mechanics passionate about heavy equipment, trucks, and automotive systems to thrive in a fast-paced environment.

Duties

  • Diagnose and repair diesel engines, transmissions, hydraulics, air brake systems, suspension components, and electrical systems using schematics and diagnostic tools
  • Perform vehicle maintenance including PMI, tire service, brake repairs, shocks & struts, wheel alignments, and HVAC system servicing
  • Utilize hand tools, power tools, welding equipment, and other specialized machinery to complete repairs efficiently
  • Read and interpret schematics and technical systems to troubleshoot complex mechanical or electrical problems
  • Ensure all work complies with safety standards including air brake inspections and vehicle systems testing

Experience

  • Proven Fleet Maintenance service or extensive background in heavy truck repair and diesel mechanics
  • Hands-on experience with heavy equipment operation including excavators, cranes, forklifts, and farm machinery
  • Strong mechanical knowledge of automotive diagnostics, transmissions, suspension systems, hydraulics, and electrical systems
  • Skilled in using hand tools, power tools, welding equipment, and diagnostic software for vehicle repair
  • Familiarity with vehicle maintenance procedures such as tire service, brake repair (including air brakes), alignment services, shocks & struts replacement
  • Ability to read schematics accurately and perform complex diagnostics on automotive electrical systems
  • Excellent customer service skills with a focus on clear communication and quality workmanship

Join us to be part of a team that values integrity, innovation, and excellence. We provide a supportive environment where your skills will be recognized and your career can grow. All positions are paid roles committed to fostering your professional development while ensuring safety and quality in every task performed.

Pay: $35.00 - $45.00 per hour

Expected hours: 45.0 per week

Benefits:

  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Professional development assistance
  • Relocation assistance
  • Vision insurance

Work Location: In person

Salary : $35 - $45

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