DIESEL SERVICE TECH

Lonestar Truck Group; Springfield (MO); On-site; USD 55,000 - 85,000; Full time

Benefits offered by this job

401k with company match

Medical insurance

Prescription coverage

Dental & Vision insurance

Life insurance

Short & Long Term Disability

Paid Time Off

Training program

Job summary

Lonestar Truck Group's Springfield, Missouri Western Star dealership is seeking a Heavy-Duty Technician to perform repair and maintenance to manufacturer standards. The ideal candidate will have Cummins and Detroit Diesel or ASE Heavy Duty certifications and at least three years of truck dealership experience.

We offer a strong team environment, competitive benefits, and opportunities for ongoing training and growth in a busy dealership setting.

Qualifications

• Detroit, Cummins, and/or ASE Heavy Duty certifications preferred.
• Minimum 3 years truck dealership experience.
• CDL preferred.

Responsibilities

• Perform vehicle repair and maintenance work as assigned in accordance with company and manufacturer standards.
• Adhere to safety procedures and quality workmanship in every job.
• Maintain a clean and organized work bay to ensure efficiency.

Skills

Cummins certification

Detroit Diesel certification

Heavy-Duty certification

Job description

Posted Saturday, August 1, 2026 at 4:00 AM

The Lonestar Truck Group and TAG Truck Centers havebuilt an excellent reputation within the heavy truck industry. Much of the success can be attributed to our employees who share a common vision: A hassle free, value added transaction for every customer every time.

We’re looking for a Heavy-Duty Technician who wants more than just a job — someone who wants a career with a strong team, steady work, and the kind of income that lets you enjoy the things you’ve worked hard for.

Build Your Career. Earn Big. Enjoy the Ride.

If you take pride in fixing it right the first time…
If you believe a clean bay and a solid day’s work still matter…
If you want a paycheck that lets you enjoy the rewards of hard work…

This is where skill meets opportunity.

An opportunity for a Service Technician currently exists in our Springfield, Missouri Western Star dealership. The focus of this position will be to perform vehicle repair and maintenance work as assigned in accordance with company and manufacturer standards. Detroit, Cummins, and/or ASE Heavy Duty certifications preferred with a minimum of three years truck dealership experience required.

We are looking for a technician who will be a dependable, responsible team player with the right skill set and a positive attitude. People who are passionate about providing the highest level of customer service will surround you every day.

The ideal candidate will have:

• Cummins, Detroit Diesel and/or Heavy-Duty certification strongly preferred
• Minimum 3 years truck dealership experience
• Freightliner experience helpful but not required
• Flat rate/commission experience preferred
• CDL preferred
• Ability to lift 50 pounds
• Own necessary basic tools

We offer competitive benefits including a 401k program with company match, Medical, Prescription, Dental & Vision insurance, company paid Life insurance, Short and Long Term Disability insurance, Paid Time Off, and a strong commitment to training.

• 401k program with company match
• Medical
• Prescription
• Dental & Vision insurance
• company paid Life insurance
• Short and Long Term Disability insurance
• Paid Time Off
• a strong commitment to training.

Learn more about the Lonestar Truck Group and TAG Truck Centers by visiting our website at www.tntxtruck.com

We are an Equal Opportunity Employer. Pre-employment drug testing/background check will help assure that we build a diverse team of people who can best work with others and serve our customer needs.