César Delgadillo

Industrial Maintenance Engineering graduate with hands-on experience in maintenance, automation, and troubleshooting within manufacturing environments. Experienced in preventive and corrective maintenance, electrical and control systems, pneumatics, automated equipment, and industrial machinery. Knowledge of automated manufacturing environments involving Allen-Bradley PLCs, variable frequency drives, and Yaskawa robots, complemented by direct plant-floor experience.

Seeking to develop professionally in an engineering position where I can apply my technical knowledge and field experience to contribute to continuous improvement, equipment reliability, and industrial process efficiency.

Maintenance Specialist - Doosan Bobcat

(2025-05 - 2026-08)

• Participated in the maintenance and troubleshooting of automated manufacturing systems, including Yaskawa robotic cells, conveyor systems, assembly and subassembly stations.
• Experience with E-Coat industrial painting systems and Nordson paint application equipment.
• Diagnosed and resolved faults related to sequence losses and operational issues in automated systems.
• Participated in the troubleshooting of Allen-Bradley PLC-based control systems, equipment communication, HMIs, and industrial conveyor systems.
• Experience with Allen-Bradley PowerFlex, Danfoss, and Invertek variable frequency drives, as well as electric motors ranging from 0.5 HP to 120 HP.
• Participated in the installation, setup, and successful startup of equipment and systems within the welding area.
• Implemented and executed preventive maintenance plans for welding equipment.
• Recorded and followed up on maintenance activities through the AMMS maintenance management system.
• Worked in accordance with industrial safety procedures while servicing machinery and automated systems.

Electrical Maintenance Technician - Alteriver Coating Americas

(2024-07 - 2025-05)

• Performed preventive and corrective maintenance on industrial production equipment and systems.
• Troubleshot automated systems using Siemens TIA Portal, identifying and monitoring signals to diagnose and resolve faults.
• Participated in safety improvement projects through the installation of Keyence safety barriers at material entry and exit points of a shotblasting machine.
• Performed maintenance and troubleshooting on process equipment, including shotblasting systems, industrial ovens, and automated systems.
• Participated in the maintenance of high-capacity resistance ovens used in industrial processes.
• Restored and reorganized electrical control panels, improving wiring organization and facilitating troubleshooting and maintenance activities.
• Implemented equipment improvements through the selection and replacement of sensors to enhance machine detection and operation.
• Applied knowledge of industrial electricity, automation, and control systems to troubleshoot failures and implement improvements.

Automation Technician - GVS Filther Technology

(2023-09 - 2024-03)

• Performed maintenance and troubleshooting on automated systems used in manufacturing and assembly processes for medical and industrial filter applications.
• Participated in troubleshooting and fault tracing of PLC-based control systems, identifying signals and devices involved in the operating sequence.
• Worked with automated machinery for filter assembly, filter paper folding, leak testing, and industrial ovens.
• Participated in the migration of a relay-based control system to an automated PLC-based control system.
• Responsible for electrical installation and device wiring during the migration project, working according to electrical diagrams and control system requirements.
• Developed troubleshooting and diagnostic skills for automated systems during industrial machinery operation.

Electrical Technician - NG3000

(2024-03 - 2024-07)

• Performed electrical and control installations for industrial production lines, from control panels to field devices.
• Performed electrical calculations for industrial installations, including conductor sizing, current requirements, and circuit protection selection.
• Calculated electrical loads for motors, control circuits, and industrial equipment to support proper installation and protection.
• Interpreted electrical diagrams and applied voltage, current, power, and load calculations during installation activities.
• Selected and installed electrical conductors, protection devices, and control components according to project requirements.
• Connected and commissioned sensors, transmitters, pumps, variable frequency drives, valves, and other instrumentation and control devices.
• Performed electrical wiring and connections for control panels and field devices.
• Organized and prepared electrical control panels, including cable routing and identification to facilitate troubleshooting and commissioning.
• Participated in the installation, testing, and commissioning of electrical systems for industrial equipment.
• Verified electrical connections and measurements using test equipment such as multimeters and clamp meters.
• Worked according to electrical drawings, technical specifications, and industrial safety requirements.

Degree in progress - Industrial Maintenance Engineering - Universidad Interamericana del Norte

Master's Degree - Administration, Quality and Productivity - Universidad Interamericana del Norte (2026-09 - 2028-04)

Highschool - Preparatoria #1 UANL (2018 - 2020)