PLC Engineer - Semiconductor Automation & Commissioning

TPC SYSTEM TECHNOLOGY (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 52,000 - 82,000; Full time

Job summary

TPC System Technology (Singapore) Pte. Ltd. is seeking an experienced PLC Engineer to join the VSMC Semiconductor Project Site in Tampines, Singapore.

You will develop, test and commission PLC programs, integrate with SCADA and Gas Monitoring Systems, and support on-site installation and handover. The role requires 1–3 years in PLC programming, familiarity with Siemens S7 series, and strong troubleshooting skills.

Qualifications

• Diploma or Degree in Automation Engineering, Mechatronics, or related field.
• 1-3 years experience in PLC programming, control systems, or industrial automation.
• Familiar with Siemens PLC systems: S7-1200, S7-1500, PCS7, S7-400.
• Experience with I/O testing, loop checking, commissioning, and troubleshooting.
• Able to read electrical drawings, I/O lists, and system architecture diagrams.

Responsibilities

• Develop, modify, test, and troubleshoot PLC programs for industrial automation and semiconductor facility systems.
• Integrate PLC systems with GMS, SCADA, and field equipment.
• Prepare and verify control logic based on I/O Lists, Cause & Effect Matrices, and functional specs.
• Perform I/O checking, loop testing, and site commissioning for DI, DO, AI, and AO signals.
• Troubleshoot communication issues, hardwired signals, alarms, and control system faults.
• Coordinate with clients, system integrators, subcontractors, and site teams to resolve issues.
• Prepare and maintain PLC testing records, I/O lists, commissioning reports, and documentation.
• Provide technical support during installation, testing, commissioning, and handover.
• Diagnose and resolve PLC, communication, and automation-related issues on-site.
• Ensure testing/ commissioning activities comply with project specs and safety.

Skills

PLC programming

SCADA integration

Industrial automation

I/O testing

Troubleshooting

Communication

Project coordination

Electrical drawings

GMS integration

Semiconductor facility automation

Education

Automation Engineering / Mechatronics degree

Tools

Siemens PLC (S7-1200/1500/PCS7/S7-400)

SCADA systems

GMS/FMCS/FMCS integration

Job description

TPC System Technology (Singapore) Pte. Ltd. is seeking an experienced PLC Engineer to join the VSMC Semiconductor Project Site in Tampines, Singapore.

You will develop, test and commission PLC programs, integrate with SCADA and Gas Monitoring Systems, and support on-site installation and handover. The role requires 1–3 years in PLC programming, familiarity with Siemens S7 series, and strong troubleshooting skills.