SCADA & Automation Engineer (PLC I Programming)

About the role

We are seeking a seasoned SCADA & Automation Engineer to design, develop, and maintain SCADA/HMI solutions for waste treatment and incineration plants. The role involves working with AVEVA Wonderware platforms and a variety of PLC and field device technologies to ensure reliable real‑time data acquisition and system performance.

Key responsibilities

• Design and develop SCADA/HMI applications using AVEVA Wonderware System Platform and InTouch.
• Install and configure System Platform components in a redundant environment, including ArchestrA IDE, Galaxy Repository, AOS, Historian, and communication drivers.
• Configure real‑time data acquisition, trending, alarms, reports, and historical logging.
• Manage industrial communication protocols such as Modbus, OPC UA/DA, PROFINET, EtherNet/IP, MelsecNet, etc.
• Integrate SCADA systems with PLCs, RTUs, VFDs, sensors, Continuous Emissions Monitoring Systems and other field instruments.
• Program PLCs using Control Expert, STEP 7 v5.x, GX Developer for Schneider, Siemens and Mitsubishi platforms.
• Perform system testing, troubleshooting, and debugging of hardware and software.
• Create and maintain project documentation including I/O lists, tag databases, wiring diagrams and SOPs.
• Collaborate with vendors, project engineers, process engineers and field technicians during installation and commissioning.
• Provide technical consultancy during tendering and project development, ensuring cybersecurity and data integrity.

Required profile

• Bachelor’s degree or Diploma in Electrical, Electronics, Instrumentation or Automation Engineering.
• Minimum 6 years of hands‑on experience in SCADA programming and industrial automation.
• Proven experience with AVEVA/Wonderware System Platform.
• Familiarity with PLC systems from Schneider Electric and Siemens.

Required skills

• AVEVA Wonderware System Platform, InTouch HMI, ArchestrA IDE, Galaxy Repository.
• Industrial communication protocols: Modbus, OPC UA/DA, PROFINET, EtherNet/IP, MelsecNet.
• PLC programming: Control Expert, STEP 7 v5.x, GX Developer.
• Schneider Modicon series PLCs (M340, M580), Siemens S7‑300/S7‑400, Mitsubishi MELSEC Q Series.
• Continuous Emissions Monitoring System, KEPServerEX OPC Server, Dream Report, WIN‑911.
• System testing, troubleshooting, documentation, and cybersecurity best practices.

What we offer

• Basic salary SGD 5,000‑6,500 per month plus allowances and variable bonus.
• Transport provided to Tuas site.
• Comprehensive welfare and benefits.
• Opportunities for career progression.