Job Description

Job Title: Journeyman Diesel Mechanic
Location: IPS Rockford Illinois
Company: Interstate Power Systems

Interstate Power System’s is looking for Journeyman Diesel Truck Mechanic/Technician(s) for our Rockford, Illinois location. We are currently seeking Journeyman Diesel Mechanic/Technician(s) to join our in-shop service team who are specializing in Freightliner, Detroit, Allison, Cummins, CAT products, MTU and more! We are offering highly competitive wages!

Pay Range: $35 - $42/ Hour – DOE.

A Journeyman Diesel Truck Technician will be a resident expert within their assigned field. They will have the ability to work a job from start to finish independently from assignment. Has expertise on all internal systems within their job scope. A Journeyman will mentor other employees by providing training and guidance on use of internal systems. This individual will proactively identify improvements, responds in times of need, and makes themselves available to service team. A Journeyman will have more than 5 years’ experience as a mechanic in the heavy-duty truck industry.

Key Responsibilities:

• Diagnose and Repair Troubleshoot complex mechanical, hydraulic, electrical, and electronic systems on heavy-duty diesel trucks using advanced diagnostic tools, schematics, and technical manuals (e.g., Cummins Insite, Detroit Diesel Diagnostic Link).
• Perform Maintenance Conduct routine preventive maintenance, including oil changes, filter replacements, tire inspections, brake adjustments, and chassis lubrication to ensure truck reliability and compliance with federal and state regulations.
• Component Replacement Replace or repair critical components such as diesel engines, transmissions, differentials, turbochargers, or brake systems.
• Welding and Fabrication Perform minor welding, cutting, or fabrication tasks to repair or modify truck frames, bodies, or components as needed.
• Documentation Complete detailed service reports, document parts used, and record maintenance activities for warranty, billing, DOT compliance, and inventory purposes.
• Customer Interaction Communicate with fleet managers or drivers to explain repairs, provide maintenance recommendations, and ensure satisfaction with service.
• Safety Compliance Adhere to OSHA, DOT, and company safety regulations, maintain a clean work environment, and follow manufacturer protocols.
• Tool and Equipment Management Maintain and organize tools, service vehicles, and diagnostic equipment to ensure operational readiness for field service.

Qualifications:

• Education High school diploma or equivalent; technical diploma or certification in diesel mechanics or heavy-duty truck repair preferred.
• Experience 5+ years of experience repairing and maintaining heavy-duty diesel trucks (e.g., Kenworth, Peterbilt, Freightliner, Volvo, or Mack).
• Skills
  • In-depth knowledge of diesel engines, hydraulic systems, electrical systems, and electronic controls (e.g., ECM diagnostics).
  • Proficiency with diagnostic tools (e.g., Cummins Insite, Detroit Diesel Diagnostic Link, or OEM software) and hand/power tools.
  • Ability to read and interpret technical manuals, wiring diagrams, and hydraulic schematics.
  • Strong problem-solving skills and attention to detail.
  • Basic welding and fabrication skills (preferred).
  • Excellent communication and customer service skills for interacting with fleet managers and drivers.
• Certifications Manufacturer-specific training (e.g., Cummins, Detroit Diesel, Paccar) or ASE Heavy Duty Truck certifications (e.g., T2–T8 series) are a plus.
• Physical Requirements Ability to lift heavy parts (up to 50–75 lbs.), work in confined spaces (e.g., under truck chassis), and perform tasks in various weather conditions.
• Driver’s License Valid driver’s license required; CDL (Commercial Driver’s License) with appropriate endorsements strongly preferred.

Employee Benefits

• Competitive Wages – Be paid your worth!
• Uniforms - fully supplied by Interstate!
• Tuition assistance - for educational and ongoing career growth
• Health, dental and vision coverage - begins on the first day of the following month.
• Paid Time Off - (PTO) starts accruing day one of your full-time employment.
• Holidays - 6 Holidays and 2 Floating Holidays per year
• 401(K) - with company matching.
• Long Term Disability - Supplied
• Short Term Disability - Supplied
• Life Insurance - Supplied
• Healthiest You - Virtual Health Care paid by Interstate.
• PPE Reimbursement- Safety Glasses and Safety Boot Reimbursement
• Pet Insurance – We care about our furry friends!
• Employee Discounts - available on products and services
• Paid Employee Assistance Program - Free 24/7 Access to a guidance consultant regarding life challenges you or family member may face.
• Paid Health and Well-being screening - for employees and their spouse

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Interstate Companies is an Equal Opportunity Employer, and we encourage all qualified and interested persons to apply for this position by submitting a resume for consideration.

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#Mechanic

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