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Lead Diesel Mechanic / Shop Foreman

Wilson County Truck & Trailer Services
Mount Juliet, TN Full Time
POSTED ON 10/19/2026
AVAILABLE BEFORE 2/15/2027

NOW HIRING: Lead Diesel Mechanic / Shop Foreman

Heavy-Duty Truck & Trailer Repair

Location: Mt. Juliet, TN
Company: Wilson County Truck & Trailer Service
Job Type: Full-Time
Pay: Competitive, based on experience and qualifications

About Us

Wilson County Truck & Trailer Service is a family-owned and operated heavy-duty truck and trailer repair business located in Mt. Juliet, Tennessee.

We take pride in providing quality repairs, honest service, and building long-term relationships with our customers.

We are looking for an experienced Lead Diesel Mechanic / Shop Foreman who can bring technical expertise, strong leadership, and a hands-on approach to our growing team.

Key Responsibilities

  • Diagnose, troubleshoot, and repair heavy-duty diesel trucks and trailers.
  • Work with diesel engines, transmissions, electrical systems, brakes, and other major truck components.
  • Diagnose, troubleshoot, and repair DPF systems, including regeneration issues, aftertreatment systems, and related emissions components.
  • Provide leadership, guidance, and technical support to other mechanics.
  • Help assign, prioritize, and oversee daily repair jobs to maintain shop efficiency.
  • Work directly with the owner to diagnose complex mechanical issues and determine appropriate repairs.
  • Assist with identifying, sourcing, and ordering parts needed for repairs.
  • Ensure repairs are completed correctly, safely, and in a timely manner.
  • Maintain a clean, organized, and professional work environment.
  • Communicate effectively with the owner, team members, and customers when needed.

Qualifications

  • Minimum 7 years of hands-on experience repairing heavy-duty diesel trucks.
  • Strong diagnostic and troubleshooting abilities.
  • Experience with DPF systems and diesel aftertreatment diagnostics is required.
  • Strong knowledge of diesel engines, electrical systems, and computerized diagnostic equipment.
  • Demonstrated leadership qualities and the ability to mentor and direct other mechanics.
  • Ability to work independently, make sound decisions, and solve complex mechanical problems.
  • Strong organizational and communication skills.
  • Dependable, professional, and committed to quality workmanship.
  • Previous experience as a lead mechanic, senior technician, or shop foreman is preferred.

What We Offer

  • Competitive compensation based on experience.
  • Opportunity to take on a key leadership role.
  • Direct working relationship with the owner.
  • Family-owned business environment.
  • Opportunity for professional growth and long-term employment.

Apply Today

If you're an experienced diesel mechanic ready to take the next step in your career, we'd love to hear from you!

Wilson County Truck & Trailer Service
3971 Beckwith Rd, Mt. Juliet, TN 37122

Call: 629-275-4795
Email Resume: wcttservice@gmail.com

Please include your years of diesel repair experience and any leadership or DPF diagnostic experience when applying.

Pay: $40.00 - $50.00 per hour

Expected hours: No less than 40.0 per week

Benefits:

  • Paid time off

Work Location: In person

Salary : $40 - $50

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