A Heavy Auto Mechanic Technician diagnoses, maintains, and repairs heavy-duty vehicles and industrial equipment, focusing on mechanical, electrical, and hydraulic systems. Key duties include performing technical inspections, troubleshooting system failures using diagnostic tools and road tests, and completing repairs and preventative maintenance to meet manufacturer and government standards. This role requires strong diagnostic skills, proficiency with diagnostic equipment, the physical ability to lift heavy components, and the capacity to document all work and interact effectively with clients and team members.