Experienced Diesel Technician

Diesel Technician – ACTS Fleet Maintenance Nashville, TN
At ACTS Fleet Maintenance, we’re building a team of elite diesel technicians who take pride in their craft. We’re not a revolving-door shop. We respect your experience, invest in your training, and provide the environment and compensation serious professionals expect.
We are currently hiring an experienced Diesel Technician to join our growing Knoxville team.POSITION SUMMARY
The Diesel Technician is responsible for performing advanced diagnostics, preventive maintenance, and full mechanical repairs on Class 1–Class 8 trucks and fleet equipment. This role requires strong independent troubleshooting ability, attention to detail, and a commitment to completing repairs correctly the first time.WHAT YOU’LL WORK ON

• Perform scheduled preventative maintenance (PM) and comprehensive fleet inspections
• Diagnose and repair engines (diesel & gas), electrical systems, HVAC, brakes, suspension, steering, and drivetrains
• Utilize OEM diagnostic software (Cummins, Detroit, PACCAR, Mitsubishi, etc.)
• Conduct road tests and ensure quality control standards are met
• Complete accurate documentation of repairs, diagnostics, and parts used
• Maintain a clean, organized, and safety-focused work environment
• Communicate clearly with service advisors and management regarding repair findings

This position operates with minimal micromanagement — we trust experienced technicians to manage their workflow professionally.REQUIREMENTS

• Proven diesel technician experience (15+ years preferred for top-tier pay range)
• ASE certifications highly valued and compensated
• Strong diagnostic ability using laptops, OEM scan tools, and dealer-level software
• Ability to perform full-spectrum mechanical repairs independently
• Must supply personal hand tools
• Valid driver’s license required (CDL is a plus, not required)
• Ability to lift, bend, climb, and stand for extended periods

PREFERRED CERTIFICATIONS

• ASE T-Series Certifications
• OEM Training (Cummins, Detroit, PACCAR, etc.)
• HVAC / 608-609 Certification
• CDL (not required but valued)

WHY TECHNICIANS CHOOSE ACTS FLEET
✓ $35 – $55/hr — We actually pay for experience and certifications
✓ Paid Every Friday — Direct deposit
✓ Real Work-Life Balance — Off every Sunday + every other full weekend
✓ Technician Growth Program© — Clear path for advancement
✓ Paid OEM Training — Cummins, Detroit, PACCAR, Mitsubishi, NAPA & more
✓ Full Benefits Package — Medical, Paid Time Off, Uniforms
✓ State-of-the-Art Facility — Modern shop, latest equipment provided
✓ Professional Culture — Respect, autonomy, and zero dramaIf you’re tired of shops that undervalue your skillset and overwork their technicians, it’s time for something better.
Apply today. Experienced Diesel Technicians are in high demand — and we’re ready to put the right professionals in the right seats.