Diesel Service Technician - Evening Shift + 15% Premium

JX Truck Center; Milwaukee (WI); On-site; USD 30,000 - 45,000; Full time

Job summary

JX Enterprises, Inc. is seeking a Service Technician/Diesel Mechanic in Oak Creek, WI. You will perform repairs on customer vehicles, inspect engines, and service company inventory to keep fleets moving. The role emphasizes teamwork, safety, and high-quality workmanship.

Shift is Monday–Friday, 3:00pm–11:30pm with a 15% shift differential for evening and weekend hours. A diesel tech background and A/C certification are required or desired for advancement and coverage of broader service needs.

Qualifications

• Four (4) years of experience and completion of a diesel-focused technical school program.
• A valid state or Federal A/C certification is required.
• CDL and other relevant skills are desired.

Responsibilities

• Perform repairs on customer vehicles, lease units and company inventory.
• Diagnose and inspect engines and components.
• Overhaul and repair clutches, differentials, power divider, suspensions, electrical and braking systems.
• Submit technical reports and documentation.
• Troubleshoot fault codes and engine lights; suggest improvements.
• Collaborate with team and management to ensure customer satisfaction.
• Complete required training, including Peterbilt training, with high completion rates.

Skills

A/C certification

CDL

Customer service

Education

Diesel-focused technical school program

Job description

JX Enterprises, Inc. is seeking a Service Technician/Diesel Mechanic in Oak Creek, WI. You will perform repairs on customer vehicles, inspect engines, and service company inventory to keep fleets moving. The role emphasizes teamwork, safety, and high-quality workmanship.

Shift is Monday–Friday, 3:00pm–11:30pm with a 15% shift differential for evening and weekend hours. A diesel tech background and A/C certification are required or desired for advancement and coverage of broader service needs.