Esam Hesham Shweeka

• Conducted routine maintenance and troubleshooting for plastic cutting machines, minimizing downtime.
• Troubleshoot all machine-related faults in the factory.
• Maintain Polystar machine used for recycling plastic.
• Controlled Siemens SINAMICS g120, SINAMICS g130, MICROMASTER 420 and MICROMASTER 440 drive and
fix its faults during operation.
• Handled the heaters on each stage of the agriculture film plastic production machine and the thermostat
attached to each heater.
• Troubleshot issues such as temperature sensor failures, heater malfunctions, drive faults (G120/G130), and
motor overloads due to phase loss.
• Managed Siemens-type PLCs such as S7-200, S7-300, S7-400 and S7-1200.
• Coded Siemens S7-200 PLC for plastic cutting machine.
• Calibrated all HMI interfaces in the factory.
• Improved and executed preventive maintenance plans that reduce machine downtime by 20% .
• Changed the O-ring and bearings of some motors in the factory.
• Replace gearbox oil and hydraulic oil for most of the machines in the factory.

• Perform preventive maintenance on plastic injection molding machines for plastics production and hydraulic
press machines in the factory.
• Troubleshoot and repair electrical and mechanical failures of existing machines.
• Designing and drawing the electrical circuit of the machines that we manufacture in the factory (e.g., 20-ton
hydraulic press, cutting machine).
• Programmed 20-ton hydraulic press using WECON PLC (Ladder language).
• Developed Varispeed VS-616G3 inverter for plastic cutting machine.
• Operation, programming and maintenance of ABB sheet metal conveying robots.
• Performed preventive maintenance for 15+ production machines, reducing downtime by 10% .
• Supervised a team of 6 technicians on-site, completing 20-ton hydraulic press machine project tasks 2 weeks
ahead of schedule.

• Implemented IoT solutions for remote monitoring of measurement systems, reducing manual inspection
time by 20%.
• Executed smart home systems (e.g., gas leak alarms, theft protection).
• Worked with ESP8266 microcontroller.
• Implement a complete smart home project using the ESP8266 microcontroller that can be controlled by the
user via mobile and internet.
• Enhanced mobile-controlled lighting systems.
• Participated in solar energy installations.