Medium \ Heavy Duty Diesel Technician - Knoxville, TN

ACTS Fleet Maintenance, Inc.; Knoxville (TN); On-site; USD 52,000 - 76,000; Full time

Benefits offered by this job

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

Paid Time Off

OEM & Technical Training

Technician Growth Program

Career Advancement Opportunities

Job summary

ACTS Fleet Maintenance, Inc. in Knoxville, TN seeks a Diesel / Fleet Technician to join a growing team. This full-time role offers competitive pay, performance incentives, and training to advance technical and leadership skills.

The company emphasizes safety, integrity, and craftsmanship, with a culture of teamwork and long-term career growth in East Tennessee's vibrant fleet market.

Qualifications

• Experience with diesel fleets, heavy equipment or trucks.
• Strong mechanical aptitude and diagnostic skills.
• Experience using diagnostic software and equipment.
• Ability to perform preventive maintenance and major repairs.
• Valid driver's license; CDL a plus.
• ASE certs a plus or willingness to obtain.

Responsibilities

• Perform preventive maintenance inspections and services.
• Diagnose and repair diesel trucks, trailers, and equipment.
• Troubleshoot engine, electrical, hydraulic, and brake systems with diagnostic tools.
• Complete repairs with high quality workmanship and proper documentation.
• Maintain a clean, safe, and organized shop.
• Collaborate with team to ensure safety and customer satisfaction.

Skills

Problem solving

Curiosity/learning

Dependable

Safety-minded

Self-motivated

Team player

Education

ASE certifications preferred

Tools

Electrical diagnostic software

Job description

About Acts Fleet Maintenance

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 / Fleet Technician

Knoxville, TN | Full-Time | Competitive Pay + Performance Incentives

Fix Trucks. Build a Career.

At ACTS Fleet Maintenance, we believe great technicians deserve more than just another job—they deserve a career where they can continue learning, growing, and earning more.

For more than 35 years, ACTS Fleet Maintenance has helped commercial fleets throughout East Tennessee stay safe, productive, and on the road through industry-leading preventive maintenance and repair services. As we continue to grow, we're looking for skilled, motivated technicians who take pride in quality workmanship and want to build a long-term future with a company that invests in its people.

Whether you're an experienced diesel technician or a mechanically talented professional ready to take the next step, ACTS offers the training, tools, and opportunities to help you succeed.

Why ACTS?

At ACTS Fleet Maintenance, we don't just repair trucks—we build careers.

When You Join Our Knoxville Team, You'll Enjoy

• One of the highest earning opportunities in the industry
• Performance-based compensation that rewards productivity and quality
• Modern, well-equipped shops with the latest diagnostic equipment and technology
• A structured Technician Growth Program with clear advancement opportunities
• Ongoing OEM and technical training to expand your skills
• Opportunities to grow into advanced technician and leadership roles
• A supportive team that values craftsmanship, accountability, and continuous improvement
• A company culture built on teamwork, respect, and lasting friendships
• Company-sponsored team events throughout the year
• A stable, family-owned company with more than 35 years of continued growth

What You'll Do

As a Diesel/Fleet Technician, you'll play a critical role in keeping our customers' commercial fleets safe, reliable, and operating at their best.

Responsibilities Include

• Perform preventive maintenance inspections and scheduled services
• Diagnose and repair medium-and heavy-duty diesel trucks, trailers, and commercial equipment
• Troubleshoot engine, electrical, air, hydraulic, suspension, and brake systems using advanced diagnostic equipment
• Complete repairs efficiently while maintaining high-quality workmanshipIdentify potential issues before they become costly breakdowns
• Accurately document repairs and inspections
• Maintain a clean, safe, and organized work environment
• Work closely with a team committed to safety, quality, and customer satisfaction

Who We're Looking For

• Passionate about solving mechanical problems
• Driven to continue learning and growing
• Dependable, accountable, and safety-minded
• Self-motivated with a strong work ethic
• Team players who take pride in quality craftsmanship
• Looking for a long-term career—not just another shop

Qualifications

Preferred qualifications include:

• Experience working on diesel engines, fleet vehicles, heavy equipment, trailers, or commercial trucks
• Medium-or heavy-duty diesel repair experience preferred
• Strong mechanical aptitude and diagnostic skills
• Experience using electronic diagnostic software and equipment
• Ability to perform preventive maintenance and major mechanical repairs
• Valid driver's license
• CDL is a plus but not required
• ASE certifications are a plus (or willingness to obtain)

Compensation & Benefits

Competitive Pay + Performance Incentives

We Offer a Comprehensive Benefits Package, Including

• Health Insurance (50% Company-Paid Single Coverage)
• Dental Insurance
• Vision Insurance
• 401(k) Retirement Plan
• Paid Time Off
• Ongoing OEM & Technical Training
• Technician Growth Program
• Career Advancement Opportunities

Build More Than Trucks. Build Your Future.

At ACTS Fleet Maintenance, our technicians are the foundation of our success. That's why we invest in your training, reward your performance, and provide opportunities to grow your career while working alongside a team that values quality, integrity, and continuous improvement.

If you're ready to earn more, learn more, and grow with a company that's Driven to Safety, we'd love to hear from you.