Lead Diesel Mechanic

Company: Diamond Concrete Supply, Inc. Pay: $30.00–$40.00 per hour Job Type: Full-Time Work Location: In Person – Lakeside, CA 92040 About Us Diamond Concrete Supply, Inc. is an established ready-mix concrete company with a busy fleet and a hands-on maintenance team. We take pride in keeping our trucks and equipment safe, reliable, and ready for work. We are seeking an experienced, dependable, and skilled **Lead Diesel Mechanic** to join our Mechanics Team. The ideal candidate has strong mechanical and diagnostic skills, takes pride in quality workmanship, and can independently troubleshoot, maintain, and repair heavy-duty diesel trucks and equipment while helping coordinate daily maintenance operations. Key Responsibilities - Diagnose, maintain, and repair heavy-duty diesel mixer trucks, tractors, loaders, forklifts, and other company equipment. - Troubleshoot and repair diesel engines, transmissions, brakes, steering, suspension, electrical and electronic systems, hydraulics, cooling systems, fuel systems, air conditioning, and emissions/aftertreatment systems. - Use computerized diagnostic equipment to identify faults, determine root causes, and perform appropriate repairs. - Perform scheduled preventative maintenance, routine inspections, major repairs, and component overhauls as needed. - Inspect equipment for mechanical defects, wear, and safety concerns, and complete repairs consistent with applicable DOT, CHP, manufacturer, and workplace safety requirements. - Evaluate, prioritize, and coordinate equipment repairs based on safety, operational needs, and vehicle downtime. - Coordinate daily maintenance activities and communicate work priorities with other members of the Mechanics Team. - Perform welding, fabrication, cutting, and mechanical adjustments as needed and when qualified. - Conduct operational checks and authorized test drives to verify equipment performance after repairs. - Troubleshoot complex mechanical issues and perform major repairs and rebuilds. - Maintain accurate records of inspections, repairs, parts used, and maintenance performed. - Communicate repair needs, equipment conditions, and the status of out-of-service vehicles to management and dispatch. - Monitor parts inventory, identify needed supplies, and ensure parts and materials are properly stored and recorded. - Maintain a clean, organized, and safe work area, including tools and equipment. - Follow company safety procedures, report workplace hazards and incidents promptly, and participate in required safety meetings. - Perform other related duties as assigned. Required Qualifications - Minimum of 3 years of professional experience in diesel truck or heavy equipment maintenance and repair. - Strong knowledge of diesel engines and heavy-duty mechanical systems. - Experience diagnosing and repairing mechanical, electrical, electronic, hydraulic, and pneumatic systems. - Proficiency with computerized diagnostic equipment and troubleshooting procedures. - Ability to read and interpret technical manuals, diagnostic reports, and equipment specifications. - Experience performing preventative maintenance, inspections, and mechanical repairs. - Ability to troubleshoot complex problems, identify appropriate repairs, and work with limited supervision. - Ability to organize and prioritize maintenance tasks based on safety and operational needs. - Ability to maintain accurate maintenance records and communicate repair findings effectively. - Strong problem-solving skills, attention to detail, and commitment to safe work practices. - Ability to work independently and collaboratively with a maintenance team. - Ability to reliably report to the Lakeside, California work location. - Ability to provide and maintain personal hand tools necessary for assigned work, consistent with applicable California law. Preferred Qualifications - Experience maintaining and repairing ready-mix concrete mixer trucks. - Experience with Class 8 trucks, tractors, and he…

View the full posting and apply