Angel Mendoza
San Bernardino
Summary
Entry-Level Automation, Robotics and Mechatronics Technician equipped with industry-recognized certifications from Amatrol and a Cal OSHA-10 card. Delivered effective communication and task management under tight deadlines, demonstrating adaptability and independence. Contributed hands-on expertise in mechanical systems, electrical troubleshooting, and advanced manufacturing principles, while fostering collaboration within teams.
Overview
1
1
Certification
6
6
years of professional experience
Work History
Lead Technician
Hyundai Rotem
Riverside
09.2025 - Current
- Supervised daily operations of maintenance team for rail vehicle systems.
- Conducted system maintenance, including troubleshooting, repairs, upgrades, and installations.
- Conducted inspections and diagnostics on various rail components and systems.
- Collaborated with engineering teams to troubleshoot technical issues effectively.
- Trained junior technicians on safety protocols and equipment handling.
- Ensured compliance with industry standards and safety regulations in all operations.
- Oversaw daily operations, delegated tasks and assignments and implemented strategies to optimize workflows.
- Managed multiple projects simultaneously while meeting deadlines.
Unloader/ Train conductor
Interail Transport
Mira Loma
09.2024 - 09.2025
- Unloaded brand new cars off the freight right to their designated parking inside the yard.
- Disarm chalks located under each of the tires preventing the cars from moving while the train was moving.
- Communicate with engineer whenever empty freight needs to be switched and bring in loaded cargo from outside the yard.
- Collaborated with team members to maintain efficient workflow during unloading.
- Unloaded brand new cars off the freight right to their designated parking inside the yard.
- Disarmed chalks to ensure vehicle stability while unloading located under each of the tires preventing the cars from moving while the train was moving.
- Informed engineer about need to switch empty freight and bring in loaded cargo whenever empty freight needs to be switched and bring in loaded cargo from outside the yard.
Electrical Technician
Protech systems
Riverside
05.2024 - 08.2024
- Applies electrical theory and related knowledge to test and modify development or operational electrical equipment machinery and electrical control equipment and circuitry in industrial or commercial plants.
- Diagnose malfunctioning systems, apparatus, and components using electrical testing equipment and hand tool, to locate the cause of a breakdown and correct the problem.
- Diagnose and troubleshoot cause of electrical or electronic malfunction or failure of operational equipment and perform preventative and corrective maintenance.
- Diagnosed malfunctioning systems, apparatus, and components using electrical testing equipment and hand tools to identify breakdown causes and implement corrections.
- Utilized time management to efficiently conduct preventative maintenance and repairs during production breaks.
- Plan layout and installation of new machinery, electrical wiring, equipment and fixtures, based on job specifications.
- Inspected mechanical/electrical systems, equipment, and components to identify hazards and defects, ensuring compliance with safety codes.
- Advise management on whether continued operation or equipment could be hazardous based on machinery safety barriers.
- Connect wires to circuit breaker, transformers, or other components.
- Adjust functional parts of devices and control instruments.
Electrical Assembler
RIVID
San Bernardino
08.2023 - 05.2024
- Built bike components including tail lights, headlights, storage, seat mounts, handlebars, and electrical motors to ensure full assembly functionality.
- Assembled bikes using hand tools and blueprint schematics, wiring internal components for optimal performance.
- Documented assembly procedures and reported discrepancies to supervisor promptly.
- Distributed materials, supplies, and subassemblies to work areas to facilitate efficient assembly processes.
- Collected finished assemblies and prepared for shipment.
Machine operator/maintenance helper
Amazon Warehouse
Bloomington
08.2021 - 06.2023
- Kept all conveyors flowing as part of a dedicated team.
- Resolved conveyor jams by troubleshooting issues on foot or using genie lifts for high conveyor jams.
- Working with the maintenance team taught me how to troubleshoot and fix, adjust or replace photo eye and reset ECC boxes to rest belts on the line.
- Taught new hires the main basics of their assigned positions through example and in-class training as a learning ambassador.
- Correcting and rerouting boxes that have no destination by using the amazon system and at times re-boxing damages and relabeling and giving them a destination or marking them as hazmat and sending to the hazard team with document information about the problem.
- Collaborated with maintenance team to troubleshoot, adjust, and replace photo eyes and reset ECC boxes to restart conveyor belts.
Machinist
Quanex
Fontana
12.2020 - 07.2021
- Creating screen doors by measuring the sizes in the order documents and cutting those sizes using a tiger saw machine and typing down the measurement which I then cut and assemble the pieces together.
- Depending on the color of screen doors or windows the measurement had to be on point calibrating and using basic math; at times even the type of metal needed to take a different approach.
- Organized completed screen doors by labeling and securely wrapping for efficient loading and delivery.
- Adhered to safety protocols while handling machinery and tools.
- Trained junior machinists on machine operation and safety standards.
- Assisted in troubleshooting equipment issues to minimize downtime.
- Changed worn cutting tools during operation.
- Followed written instructions to set up and operate manual equipment and computer-controlled production machines.
- Calculated dimensions and tolerances using knowledge of mathematics and instruments such as micrometers or vernier calipers.
- Replaced worn cutting tools to ensure optimal machine performance. as needed during operation.
- Depending on the color of screen doors or windows the measurement had to be on point calibrating and using basic math; at times even the type of metal needed to take a different approach.
Education
Certificate - Automation, Robotics and Mechatronics
Chaffey College Intech Center
Fontana, CADiploma -
Rialto High School
Rialto, CASkills
- Electrical troubleshooting
- Electrical diagnostics
- Equipment diagnostics
- Technical troubleshooting
- Preventive maintenance
- System maintenance
- Safety compliance
- Technical training
- Team leadership
Certification
- Amatrol
- Cal/OSHA-10 General Industry
Experience
Two years of experience with automated conveyor systems and controls., Two years in material handling equipment repairs., Two years of experience conducting predictive and preventive maintenance procedures., One year of metal and wood fabrication and one year of blueprint and electrical schematic reading., One year of knowledge with electrical and electronic principles.
Timeline
Lead Technician
Hyundai Rotem
09.2025 - Current
Unloader/ Train conductor
Interail Transport
09.2024 - 09.2025
Electrical Technician
Protech systems
05.2024 - 08.2024
Electrical Assembler
RIVID
08.2023 - 05.2024
Machine operator/maintenance helper
Amazon Warehouse
08.2021 - 06.2023
Machinist
Quanex
12.2020 - 07.2021
Certificate - Automation, Robotics and Mechatronics
Chaffey College Intech Center
Diploma -
Rialto High School