Sr. Heavy Duty Mechanic

Job Summary

The Senior Heavy-Duty Mechanic is responsible for advanced diagnostics, repair, maintenance, and overhaul of heavy-duty vehicles and diesel-powered equipment. This role requires strong technical expertise, leadership in the shop, and the ability to mentor junior mechanics while ensuring work meets manufacturer and safety standards.

Key Responsibilities

• Perform advanced diagnostics and complex repairs on diesel engines, transmissions, braking systems, and electrical systems


• Troubleshoot and resolve mechanical, hydraulic, and electronic issues efficiently


• Lead and support junior mechanics, providing guidance and technical expertise


• Ensure all repairs comply with manufacturer specifications and safety regulations


• Accurately document diagnostics, repairs, and maintenance records


• Communicate effectively with service advisors, supervisors, and customers when required


• Maintain a clean, safe, and organized work environment


• Stay current with industry technology, tools, and service procedures

Required Qualifications

• Certification in diesel engine repair


• ASM (Automotive Service Management or Automotive Service Excellence – as applicable) certification


• Minimum 5 years of experience in heavy-duty diagnostics and repair


• Proven expertise in diesel engines and heavy-duty vehicle systems

Preferred Qualifications

• Minimum 3 years of experience at a Ford dealership


• Prior Army or Navy mechanical experience


• Strong leadership and mentoring skills


• Ability to work independently with minimal supervision

Skills & Competencies

• Advanced diagnostic and troubleshooting skills


• Strong understanding of diesel and heavy-duty mechanical systems


• Attention to detail and commitment to quality workmanship


• Excellent problem-solving and communication skills


• Ability to work in a fast-paced environment

JPLC maintains a drug-free workplace and conducts pre-employment and random substance abuse testing, as well as background verification checks. JPLC is an equal employment opportunity (EEO) employer that evaluates qualified applicants without regard to race, color, national origin, religion, ancestry, sex (including pregnancy, childbirth and related medical conditions), age, marital status, disability, veteran status, sexual orientation, gender identity or expression, and other characteristics protected by law. The "EEO is the Law" poster is available at: https://www.dol.gov/sites/dolgov/files/ofccp/regs/compliance/posters/pdf/eeopost.pdf.