Derek Lemos
Modesto,CA
Summary
Accomplished Diesel Technician with extensive experience at Rush Enterprises, specializing in advanced diagnostics and fuel system repair. Proven ability to enhance team performance through effective mentoring and training. Recognized for reducing engine failures and ensuring compliance with safety standards, demonstrating strong troubleshooting skills and a commitment to quality service.
Knowledgeable automotive professional specializing in diesel vehicles. Background overhauling engines, troubleshooting system problems and replacing components. Proven strengths in time management, customer relations and problem-solving.
Seasoned Diesel Mechanic offering expertise in engines, brakes, and other vehicle systems. Effective team player with understanding of customer service standards and documentation requirements.
Overview
25
25
years of professional experience
Work History
Diesel Technician
Rush Enterprises
Ceres, Ca
02.2021 - Current
- Diagnosed and repaired diesel engines using advanced diagnostic tools and equipment.
- Conducted routine maintenance checks to ensure optimal performance and compliance with safety standards.
- Collaborated with team members to troubleshoot complex mechanical issues efficiently.
- Maintained accurate records of repairs, parts used, and service history for each vehicle.
- Mentored junior technicians on best practices in diesel engine maintenance and repair techniques.
- Troubleshot systems, traced problems and diagnosed root causes.
- Analyzed engine faults in buses and trucks, identifying potential causes and determining needed repairs.
- Checked completed repairs in buses and trucks, confirming correct servicing procedures.
- Executed tune-ups on diesel engines by adjusting valves and setting engine timing.
- Changed faulty or damaged fuel injectors, air filters and spark plugs in diesel engines.
- Replaced and repaired fuel injection systems for diesel engines in buses and trucks.
- Diagnosed mechanical problems for repair or replacement.
- Used specialized tools and equipment to diagnose and repair issues with diesel engines.
- Rebuild various Cummins diesel engines from bare block inframe ands out of frame (ISX12, ISX15, ISL, ISLG, ISB)
- Certified CNG fuel system and tank inspector
Truck Shop Foreman
Foster Farms
Livingston, CA
04.2012 - 02.2021
- Supervised daily operations, ensuring compliance with safety and quality standards.
- Trained and mentored production staff on equipment use and operational procedures.
- Coordinated workflow among team members to optimize production efficiency.
- Implemented process improvements that enhanced productivity and reduced downtime.
- Used hand and power tools, equipment, and instruments accurately.
- Oversaw maintenance and repair of shop equipment.
- Trained and coached employees to improve performance and skills.
- Directed daily operations of team of 7 technicians and shop professionals.
- Ensured high-quality workmanship by closely monitoring team performance and providing constructive feedback.
- Provided training, coaching and support of staff members, resulting in elevated individual performance to boosted service standards.
- Conducted performance evaluations for team members to identify areas for growth and development.
- Supervised ongoing daily production phases.
Diesel Technician
Interstate Truck Center (Valley Peterbily)
Keyes, Ca
01.2007 - 04.2012
- Assessed equipment for damage, wear, battery life, and fluid levels.
- Completed warranty services and submitted required paperwork.
- Removed components and completed repairs or installed new replacements.
- Replaced parts such as belts, hoses and motors on different systems.
- Applied documented procedures and policies to complete complex repairs and identify and prepare required parts and tools.
- Minimized potential damage from electrical system malfunctions through diligent inspection, identification, and resolution of wiring issues.
- Developed expertise in electronic control systems, enabling accurate troubleshooting of advanced diesel engine issues.
- Expedited repair turnaround times with the ability to analyze complex mechanical problems and develop appropriate solutions efficiently.
- Ensured compliance with emission standards through the meticulous inspection and servicing of exhaust after-treatment systems.
- Reduced engine failures, performing comprehensive diagnostics and repairs.
- Delivered high-quality repair services, adhering strictly to manufacturer guidelines and specifications.
- Performed preventive maintenance on diesel engines, preventing malfunctions.
- Followed factory and dealership standards to accurately perform repairs according to work order.
- Handled repairs, replacing broken components and inspecting engines for wear and tear.
- Adhered to safety regulations while servicing vehicles, preventing injuries and accidents.
- Diagnosed and repaired diesel engines using advanced diagnostic tools and equipment.
- Mentored junior technicians on best practices in diesel engine maintenance and repair techniques.
- Analyzed engine faults in buses and trucks, identifying potential causes and determining needed repairs.
- Checked completed repairs in buses and trucks, confirming correct servicing procedures.
- Executed tune-ups on diesel engines by adjusting valves and setting engine timing.
- Changed faulty or damaged fuel injectors, air filters and spark plugs in diesel engines.
Diesel Technician
Cummins West
West Sacramento, CA
03.2001 - 02.2007
- Changed faulty or damaged fuel injectors, air filters and spark plugs in diesel engines.
- Executed tune-ups on diesel engines by adjusting valves and setting engine timing.
- Checked completed repairs in buses and trucks, confirming correct servicing procedures.
- Analyzed engine faults in buses and trucks, identifying potential causes and determining needed repairs.
- Diagnosed and repaired diesel engines using advanced diagnostic tools and equipment.
- Adhered to safety regulations while servicing vehicles, preventing injuries and accidents.
- Handled repairs, replacing broken components and inspecting engines for wear and tear.
- Followed factory and dealership standards to accurately perform repairs according to work order.
- Performed preventive maintenance on diesel engines, preventing malfunctions.
- Delivered high-quality repair services, adhering strictly to manufacturer guidelines and specifications.
- Reduced engine failures, performing comprehensive diagnostics and repairs.
- Ensured compliance with emission standards through the meticulous inspection and servicing of exhaust after-treatment systems.
- Expedited repair turnaround times with the ability to analyze complex mechanical problems and develop appropriate solutions efficiently.
- Developed expertise in electronic control systems, enabling accurate troubleshooting of advanced diesel engine issues.
- Minimized potential damage from electrical system malfunctions through diligent inspection, identification, and resolution of wiring issues.
- Applied documented procedures and policies to complete complex repairs and identify and prepare required parts and tools.
- Replaced parts such as belts, hoses and motors on different systems.
- Removed components and completed repairs or installed new replacements.
- Completed warranty services and submitted required paperwork.
- Assessed equipment for damage, wear, battery life, and fluid levels.
- Used specialized tools and equipment to diagnose and repair issues with diesel engines.
- Diagnosed mechanical problems for repair or replacement.
- Replaced and repaired fuel injection systems for diesel engines in buses and trucks.
- Troubleshot systems, traced problems and diagnosed root causes.
- Maintained accurate records of repairs, parts used, and service history for each vehicle.
Education
High School Diploma -
James Lick
San Jose, CASkills
- Fuel system repair
- Preventive Maintenance
- Workplace safety
- HVAC systems maintenance
- Cooling system service
- Hydraulic systems proficiency
- Exhaust system repair
- Battery maintenance
- Troubleshooting skills
- Equipment inspection
- Drive shaft maintenance
- Inspection procedures
- Vehicle repairs
- Parts replacement
- Performing repairs
- Turbocharger repair
- Steering and suspension
- Fluid adjustments
- Fleet management
- Drivetrain components
- Electronic control modules
- Powertrain service
- Welding and fabrication
- Overhauling engines
- Clutch repair
- Diesel engine expertise
- Diesel emissions control
- Advanced diagnostics
- Calibration
- Service documentation
- Pneumatic systems
- Specializing in Cummins
- Electrical systems
- Engine overhaul procedures
- ABS servicing
- ECM reprogramming
- Air brake systems
- Maintenance and repair
- Vehicle testing
- Shop safety procedures
- Certified CNG fuel system and tank inspector
- Critical thinking
- Engine rebuilds
- Fuel injection systems
- Engine Tune-ups
- Heavy equipment repair
- Interior component repair
- Diesel engine repair
- Alternative fuel systems repair
Timeline
Diesel Technician
Rush Enterprises
02.2021 - Current
Truck Shop Foreman
Foster Farms
04.2012 - 02.2021
Diesel Technician
Interstate Truck Center (Valley Peterbily)
01.2007 - 04.2012
Diesel Technician
Cummins West
03.2001 - 02.2007
High School Diploma -
James Lick