Reports To: Service Manager/Shop Foreman Job Summary: The A-Level Technician is a highly skilled and experienced professional responsible for diagnosing, repairing, and maintaining heavy-duty commercial trucks. This role requires advanced mechanical and electrical knowledge, the ability to perform complex repairs, and leadership in guiding junior technicians. The A-Level Technician ensures that all work meets OEM and industry standards, maintaining safety, reliability, and efficiency. Key Responsibilities: Advanced Diagnostics & Repairs: • Perform in-depth troubleshooting and diagnostics on engines, transmissions, electrical systems, and other truck components. • Conduct major engine overhauls, transmission rebuilds, and driveline repairs. • Repair and replace suspension, steering, and brake systems (air and hydraulic). • Diagnose and repair HVAC, hydraulic, and fuel systems. • Perform aftertreatment system diagnostics and repairs (DEF, DPF, EGR). Electrical & Computerized Systems: • Use OEM diagnostic software (Cummins Insite, CAT ET, Detroit Diesel Diagnostic Link, etc.) to troubleshoot electronic systems. • Repair and program ECM, sensors, wiring, and multiplexing systems. • Calibrate and troubleshoot Advanced Driver Assistance Systems (ADAS). Preventive Maintenance & Inspections: • Conduct DOT inspections and ensure compliance with federal and state regulations. • Perform advanced preventive maintenance (PM) services, including fluid changes, filter replacements, and lubrication. • Identify and recommend repairs for worn or damaged components before failure occurs. Training & Mentorship: • Assist and train B-Level and C-Level technicians in proper repair techniques and procedures. • Provide technical guidance and troubleshooting support to the team. • Stay updated on OEM service bulletins, recalls, and training certifications. Shop Efficiency & Safety: • Follow OSHA and dealership safety protocols to maintain a clean and hazard-free workspace. • Ensure repairs are completed efficiently and correctly the first time to minimize customer downtime. • Maintain and properly use special tools, equipment, and diagnostic software. Qualifications • Proven experience as an A-Level Diesel Technician or equivalent master-level role • Advanced knowledge of electronic systems, repair verification, and body control systems • Ability to diagnose and repair complex electrical, mechanical, and driveline issues • Strong understanding of Cummins, Eaton, and International systems (web and hands-on training completion preferred) • Must maintain all required state certifications and OEM online training compliance • CDL preferred • Positive attitude and ability to mentor and train junior technicians • Proficient in reading and interpreting diagnostic manuals, wiring schematics, and EDS/Guidanz cases • Excellent communication, organization, and problem-solving skills • Valid driver’s license and acceptable driving record Physical Requirements • Ability to lift up to 75 pounds and perform physically demanding tasks • Frequent standing, walking, bending, stooping, and reaching in and around vehicles • Must be able to work in a shop environment that includes exposure to noise, vibrations, fumes, and moving mechanical parts • Comfortable working in a variety of temperatures and conditions (indoors and outdoors) • Capable of safely operating power tools, diagnostic equipment, and commercial vehicles as needed • Must be able to wear required PPE (steel-toe/composite boots, safety glasses, gloves, etc.) at all times Benefits At White’s International Trucks, we believe our people are our greatest investment. Full-time employees enjoy a competitive and comprehensive benefits package including: • Medical, Dental, and Vision Insurance (multiple plan options) • Health Savings Account (HSA) with company contribution • Flexible Spending Account (FSA) options • 401(k) with Company Match – 50% match up to 6% of contributions • Company-Paid Basic Life Insurance with AD&D • Short- and Long-Term Disability Plans available for purchase • Optional Supplemental Insurance (Critical Illness, Accident, Hospital Indemnity, additional Life coverage) • Paid Vacation, Sick Leave, and Holidays • Uniforms Provided and annual boot reimbursement • Paid training and certification incentives • Opportunities for career advancement through our Technician Roadmap • Team-oriented, family-driven culture with a focus on safety, integrity, and growth