Jeremiah Hernandez
Murfreesboro,TN
Summary
Results-driven Mechatronics and Robotics Technician with experience at Amazon, maintaining and troubleshooting PLC-controlled automation, robotics, and conveyor systems in a high-volume fulfillment environment. Skilled in electrical diagnostics, industrial controls, preventive maintenance, and system optimization, with a proven record of reducing downtime and improving equipment reliability. Strong multitasking, problem-solving, and teamwork abilities developed through hands-on experience in fast-paced manufacturing and automation settings.
Overview
2
2
years of professional experience
Work History
Mechatronics and Robotics Technician
Amazon
Lebanon, TN
03.2026 - Current
- Performed advanced troubleshooting, maintenance, and repair of automated material handling systems, robotic cells, and conveyor equipment in a high-volume fulfillment center.
- Diagnosed electrical, mechanical, and control system faults using schematics, multimeters, and PLC interfaces.
- Maintained and repaired robotics systems, servo motors, sensors, gearboxes, VFDs, and automated storage/retrieval equipment (ASRS).
- Worked with PLC-controlled systems (Allen-Bradley, Siemens) including I/O troubleshooting, sensor calibration, and safety circuits.
- Executed preventive and predictive maintenance to reduce downtime and improve system reliability.
- Assisted with installation, setup, and commissioning of new automation and robotics equipment.
- Performed root-cause analysis on equipment failures and implemented corrective actions to improve performance.
- Used CMMS / work order systems to document repairs, track maintenance, and manage spare parts inventory.
Engineering Technician
Dexter Stamping Company, LLC
Murfreesboro, TN
07.2025 - 01.2026
- Troubleshoot and maintain automation and electrical systems supporting stamping presses and robotic welding cells.
- Diagnose and service proximity sensors, laser sensors, and safety light curtains used in automated production equipment.
- Assist with integration and commissioning of new robotic welding cells utilizing AllenBradley PLCs.
- Perform electrical work in control panels, including replacing relays and fuses and correcting wiring polarity.
- Restore operation of bottomed-out stamping presses by reversing polarity and resolving electrical faults.
- Contribute to approximately 20% downtime reduction, cutting overtime from ~20 hours to ~10 hours per week.
- Provide maintenance coverage across 1st and 2nd shifts and respond to on-call equipment failures.
- Operated and maintained precision measuring tools to ensure quality control standards.
- Assisted in troubleshooting equipment malfunctions to minimize downtime and enhance productivity.
- Collaborated with engineers to develop improvements in manufacturing processes and workflows.
- Conducted routine inspections of machinery to confirm operational efficiency and safety compliance.
- Assisted with installation, calibration and testing of engineering systems.
- Reviewed technical drawings developed by CAD technicians and drafters.
CNC Programmer
Dexter Stamping, LLC
Murfreesboro, TN
01.2024 - 07.2025
- Programmed CNC machines to produce precision parts according to engineering specifications.
- Operated and maintained CNC equipment, ensuring optimal performance and safety compliance.
- Interpreted technical drawings and blueprints to develop machining strategies.
- Conducted quality inspections on finished products, confirming adherence to standards.
- Programmed, set up, and optimized CNC machines for precision part manufacturing in a production environment.
- Adjusted CNC programs and machine parameters to improve efficiency, accuracy, and cycle time.
- Interpreted technical drawings and specifications to ensure parts met dimensional and quality requirements.
- Performed routine maintenance and troubleshooting on CNC equipment to improve reliability and reduce downtime.
- Collaborated with maintenance and production teams to resolve machining and process issues.
- Trained new employees on CNC programming, machine operation, and shop procedures.
Education
Bachelor of Science - Mechatronics
Middle Tennessee State University
Murfreesboro, TNAssociate of Applied Science - Mechatronics
Motlow State Community College
Tullahoma, TN05.2023
Skills
- Troubleshooting
- Maintenance and repairs
- Proximity Sensors
- Laser Sensors
- Light Curtain Sensors
- Robotic Welding Cells
- Electrical Panels
- Relays
- Wiring
- Automation Safety Systems
- Preventative Maintenance
- CNC Programming
- Machine Setup
- Equipment Diagnostics
- Downtime Reduction
- OSHA Safety Compliance
- On-Call Support
- Assembly Line Support
- Technician Training
Timeline
Mechatronics and Robotics Technician
Amazon
03.2026 - Current
Engineering Technician
Dexter Stamping Company, LLC
07.2025 - 01.2026
CNC Programmer
Dexter Stamping, LLC
01.2024 - 07.2025
Bachelor of Science - Mechatronics
Middle Tennessee State University
Associate of Applied Science - Mechatronics
Motlow State Community College