Electrical and PLC Troubleshooting Technician

STREAM ENVIRONMENT (S) PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

STREAM ENVIRONMENT (S) PTE. LTD. is seeking a skilled technician to maintain, diagnose, and repair electrical systems and PLC controlled equipment on our plant floor. The role requires basic IT knowledge to support computer networks and connected devices, ensuring minimal downtime.

Key duties include troubleshooting electrical systems, reading wiring diagrams and ladder logic, and performing preventive maintenance on automated machinery. Experience with PLC brands and networking is preferred.

Qualifications

• Diploma or degree in Electrical, Electronics, or Automation Engineering.

Responsibilities

• Troubleshoot and repair electrical systems, motors, drives, sensors, and control panels.
• Diagnose faults in PLC programs and hardware, and restore normal operation quickly.
• Read and interpret electrical drawings, wiring diagrams, and ladder logic.
• Perform preventive and corrective maintenance on automated machinery.
• Back up, upload, and modify PLC and HMI programs under supervision.
• Set up and support industrial network connections such as Ethernet and Modbus.
• Configure basic IP addresses, switches, and routers for control equipment.
• Support SCADA systems and connected PCs on the plant floor.
• Record faults, repairs, and spare part usage in maintenance reports.
• Follow all safety procedures, including lockout and tagout.

Job description

Job Summary

We are looking for a skilled technician to maintain, diagnose, and repair electrical systems and PLC controlled equipment. The role also requires basic IT knowledge to support computer networks and connected devices, helping keep system running with minimal downtime.

Key Responsibilities

• Troubleshoot and repair electrical systems, motors, drives, sensors, and control panels
• Diagnose faults in PLC programs and hardware, and restore normal operation quickly
• Read and interpret electrical drawings, wiring diagrams, and ladder logic
• Perform preventive and corrective maintenance on automated machinery
• Back up, upload, and modify PLC and HMI programs under supervision
• Set up and support industrial network connections such as Ethernet and Modbus
• Configure basic IP addresses, switches, and routers for control equipment
• Support SCADA systems and connected PCs on the plant floor
• Record faults, repairs, and spare part usage in maintenance reports
• Follow all safety procedures, including lockout and tagout

Required Qualifications

• Diploma or degree in Electrical, Electronics, or Automation Engineering
• 2 to 4 years of experience in industrial electrical maintenance or PLC troubleshooting
• Hands on experience with PLC brands such as Siemens, Beckhoff, Schneider Electric etc
• Good use of multimeters and other test tools
• Basic knowledge of networking, including IP addressing, LAN setup, and cable testing
• Familiarity with Windows operating systems and common troubleshooting steps
• Ability to work independently and respond well under pressure

Preferred Skills

• Experience with HMI and SCADA software
• Knowledge of variable frequency drives and servo systems
• Understanding of industrial protocols such as Profinet and EtherNet/IP