Diesel Service Technician — Grow with a Family‑Owned Leader

JX Truck Center; De Pere (WI); Hybrid; USD 52,000 - 78,000; Full time

Job summary

JX Enterprises, Green Bay, Wisconsin, is hiring a Service Technician/Diesel Mechanic to keep customer fleets moving. Shift is Mon-Fri, 8:00 a.m. to 5:00 p.m., with a collaborative, growth-oriented team environment.

Ideal candidates have a diesel-focused background and 2+ years of maintenance/repair experience on commercial trucks, including engine diagnostics, plus a valid driver’s license or CDL eligibility. Equal opportunity employer.

Qualifications

• High school diploma or equivalent required.
• For entry level, some previous experience in automotive repair or heavy-duty truck maintenance is required.
• Basic mechanical aptitude and willingness to learn required.
• Valid driver’s license required; CDL preferred, or ability to obtain.
• Dependable and reliable attendance required.
• For an experienced level, one must have completed a diesel-focused technical school program and 2+ years of experience in maintenance and repair of commercial trucks, including engine diagnostics.

Responsibilities

• Determine vehicle condition by conducting inspections and diagnostic tests to assess maintenance needs.
• Complies with federal and state vehicle requirements by testing engine, safety, and combustion control standards, adhering to regulatory obligations.
• Repairs by removing, repairing, adjusting, overhauling, assembling, disassembling, and replacing major assemblies, sub-assemblies, components, or parts.
• Evaluates service and parts options to contain costs.
• Performs winterization procedures to prolong vehicle lifespan.
• Maintains vehicle records by annotating services and repairs.
• Adheres to safety protocols and regulations.
• Collaborates with team members to cultivate positive customer experiences.
• Performs other duties as assigned.

Skills

Mechanical aptitude

Willingness to learn

Valid driver's license

CDL preferred

Dependable attendance

Education

High school diploma or equivalent

Diesel-focused technical school program

Job description

JX Enterprises, Green Bay, Wisconsin, is hiring a Service Technician/Diesel Mechanic to keep customer fleets moving. Shift is Mon-Fri, 8:00 a.m. to 5:00 p.m., with a collaborative, growth-oriented team environment.

Ideal candidates have a diesel-focused background and 2+ years of maintenance/repair experience on commercial trucks, including engine diagnostics, plus a valid driver’s license or CDL eligibility. Equal opportunity employer.