Medium & Heavy Duty Diesel Technician

Acts Fleet Inc.; Nashville (TN); On-site; USD 55,000 - 82,000; Full time

Benefits offered by this job

Health insurance

Paid time off (PTO)

Paid uniforms

OEM training

Job summary

ACTS Fleet Maintenance is seeking an experienced diesel technician for medium- and heavy-duty trucks. You will perform diagnostics, repairs, and inspections both in-shop and in the field, focusing on uptime, safety, and quality workmanship.

The role emphasizes structured processes, clear communication, and autonomy. We offer competitive pay with weekly wages, three-day weekends on alternating weeks, health insurance, PTO, paid uniforms, OEM training, and modern shop facilities to support

Qualifications

• Strong hands-on experience as a diesel technician.
• Advanced diagnostic ability.
• North Carolina State Inspection Certification.
• Familiarity with OEM and aftermarket scan tools.
• Ability to work independently and follow structured processes.
• Clear communication and accountability.
• CDL preferred, not required.

Responsibilities

• Advanced diagnostics on late-model trucks.
• Brake systems, suspension, steering, driveline, and transmissions.
• Electrical systems and emissions components.
• Reading fault codes and diagnostic data accurately.
• Verifying repairs through inspections and test drives.
• Diagnose and repair equipment directly in the field.
• Work independently with ownership.
• Represent ACTS Fleet with professionalism and reliability.

Skills

Diesel technician experience

Advanced diagnostic ability

North Carolina State Inspection Cert.

Independent with structured processes

Clear communication and accountability

CDL preferred

Tools

OEM and aftermarket scan tools

Job description

At ACTS Fleet Maintenance , we're more than a fleet service company—we're a team of dedicated professionals committed to keeping commercial fleets safe, reliable, and on the road.

Founded on faith, integrity, and a passion for exceptional service, ACTS has become one of the fastest-growing commercial fleet maintenance companies. We provide preventive maintenance, inspections, diagnostics, and repair services to companies that depend on their vehicles every day. As we continue expanding into new markets, we're looking for talented individuals who want to grow with us.

Our culture is built on our core values of Safety, Integrity, Quality, Urgency, Professionalism, Accountability, Teamwork, and Customer Service . We believe that investing in our employees is the key to our success, which is why we offer opportunities for professional development, career advancement, ongoing training, and leadership growth.

Whether you're an experienced technician, a skilled leader, or beginning your career, you'll find an environment where your work matters, your contributions are recognized, and your future is supported.

If you're looking for more than just a job—if you're looking for a long-term career with a company that's Driven to Safety and committed to excellence,we'd love to have you join our team.

Diesel Technician (Medium & Heavy-Duty)

If your output is higher than everyone else in your shop—your environment should reflect it.

At ACTS Fleet, we built this role for experienced diesel technicians who know their craft, take pride in their work, and want to work in a shop where performance, structure, and respect actually align.

What Makes This Different

High-performing technicians shouldn’t be held back by the environment around them.

At ACTS Fleet, everything is built on two principles: clear expectations and trust in execution.

What that looks like:

• Structured processes and consistent standards across the board
• Direct, clear communication with leadership
• The autonomy to do your job—without micromanagement

The Work

You’ll work on medium and heavy-duty commercial trucks and fleet vehicles—both in-shop and in the field —with a focus on uptime, safety, and getting repairs done right the first time.

Day-to-day responsibilities include:

• Advanced diagnostics on late-model trucks
• Brake systems, suspension, steering, driveline, and transmissions
• Electrical systems and emissions components
• Reading fault codes and diagnostic data accurately
• Verifying repairs through inspections and test drives
• Diagnose and repair equipment directly in the field
• Work independently with a high level of ownership
• Represent ACTS Fleet with professionalism and reliability

What You Bring

• Strong hands-on experience as a diesel technician
• Advanced diagnostic ability
• North Carolina State Inspection Certification
• Familiarity with OEM and aftermarket scan tools
• Ability to work independently and follow structured processes
• Clear communication and accountability
• CDL preferred, not required

This role is built for technicians who:

• Handle complex diagnostics without relying on others
• Take ownership of their work—shop or field
• Prefer working in an environment with consistent standards
• Want autonomy without chaos

Why Technicians Choose ACTS Fleet

Pay That Matches Your Output

Earn 20–30% above industry average

Weekly Pay

Paid every Friday

Real Work-Life Balance

3-day weekends every other week

Benefits That Matter

Health insurance, PTO, paid uniforms, and more

Paid OEM Training

Mitsubishi, Cummins, NAPA & ongoing technical education

Modern Shop + Mobile Operations

Clean facility, updated equipment, and well-supported field service

Stronger technicians should be doing higher-level work—in an environment that recognizes it.

If you’re outperforming your current shop and want structure, autonomy, and a team that operates at your level, this is your next step.