A-Level Technician

Job Description

Job Description

Reports To: Service Manager/Shop Foreman

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 .

• 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).

• 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) .

• 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.

• 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 .

• 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 .

• 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

• 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

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