Joshua Valadez
Venus,TX
Summary
Dependable maintenance technician offering several years of building maintenance and repair experience. In-depth knowledge of hand and power tool operations, safety protocols and general maintenance. Superior expertise in carpentry, electrical systems and exterior and interior lighting system repair.
Overview
11
11
years of professional experience
Work History
Maintenance Technician
Novolex
Lancaster, Texas
11.2024 - Current
- Perform preventive and predictive maintenance on injection molding machines.
- Troubleshoot and repair electrical, mechanical, hydraulic, and pneumatic systems.
- Diagnosed machine faults utilizing electrical schematics, PLCs, and HMIs to ensure optimal operation.
- Replace and align motors, pumps, valves, bearings, belts, heaters, thermocouples, and sensors.
- Maintain hydraulic systems, lubrication systems, and cooling circuits.
- Serviced various auxiliary equipment to ensure operational efficiency.
- Air compressors
- Vacuum loaders
- Granulators
- Conveyors
- Robots and part-removal systems
- Assisted with mold changes by connecting water, hydraulics, and electrical systems, verifying full functionality for seamless production.
- Troubleshoot issues such as clamp problems, injection faults, ejector failures, temperature control issues, and servo drive alarms.
- Performed root cause analysis on recurring equipment failures to enhance reliability and minimize downtime.
- Follow safety procedures, including lockout/tagout (LOTO), and maintain accurate maintenance records.
Maintenance Lead
Poly America
Grand Prairie, Texas
04.2017 - 10.2025
- Leading and assigning work to maintenance technicians.
- Troubleshooting and repairing blow film extrusion lines, including extruders, dies, air rings, winders, haul-offs, and thickness control systems.
- Maintaining motors, VFDs, gearboxes, hydraulics, pneumatics, heaters, thermocouples, and PLC-controlled equipment.
- Planning and overseeing preventive and predictive maintenance to minimize downtime.
- Responding to equipment breakdowns and coordinating repairs quickly.
- Managing spare parts inventory and coordinating with vendors when needed.
- Ensuring maintenance work complies with safety procedures such as lockout/tagout (LOTO).
- Training and mentoring maintenance technicians.
- Working closely with production, quality, and engineering teams to improve equipment reliability and production efficiency.
- Keeping maintenance records, work orders, and equipment documentation up to date.
- Assisting with new equipment installations, upgrades, and root cause analysis of recurring failures.
Maintenance Technician
CKS Packaging
Fort Worth, Texas
08.2017 - 04.2025
- Performing preventive maintenance on blow molding machines and auxiliary equipment.
- Troubleshooting mechanical, electrical, hydraulic, and pneumatic problems.
- Repairing or replacing motors, pumps, valves, cylinders, sensors, heaters, and conveyors.
- Diagnosing PLC and HMI faults (often working with controls engineers if major programming changes are needed).
- Maintaining chillers, air compressors, dryers, cooling systems, and material handling equipment.
- Responding quickly to machine breakdowns to minimize production downtime.
- Calibrating sensors and temperature controllers.
- Reading electrical schematics, hydraulic diagrams, and mechanical drawings.
- Following lockout/tagout (LOTO) and other safety procedures.
- Recording maintenance activities and documenting repairs.
Maintenance Technician
Priorty plastic
Grand Prairie, Texas
07.2015 - 07.2017
- Performing preventive maintenance on blow molding machines and auxiliary equipment.
- Troubleshooting mechanical, electrical, hydraulic, and pneumatic problems.
- Repairing or replacing motors, pumps, valves, cylinders, sensors, heaters, and conveyors.
- Diagnosing PLC and HMI faults (often working with controls engineers if major programming changes are needed).
- Maintaining chillers, air compressors, dryers, cooling systems, and material handling equipment.
- Responding quickly to machine breakdowns to minimize production downtime.
- Calibrating sensors and temperature controllers.
- Reading electrical schematics, hydraulic diagrams, and mechanical drawings.
- Following lockout/tagout (LOTO) and other safety procedures.
- Recording maintenance activities and documenting repairs.
Education
South Grand Prairie
Grand Prairie, TXSkills
- Preventive maintenance
- Troubleshooting systems
- Electrical schematics
- Hydraulic systems
Timeline
Maintenance Technician
Novolex
11.2024 - Current
Maintenance Technician
CKS Packaging
08.2017 - 04.2025
Maintenance Lead
Poly America
04.2017 - 10.2025
Maintenance Technician
Priorty plastic
07.2015 - 07.2017
South Grand Prairie