Network Engineer (Information Technology / Operational Technology)

• Minimum 10+ years of experience in IT/OT infrastructure and operational environments.
• Experience integrating enterprise IT networks with OT systems and industrial equipment.
• Hands-on knowledge of HMIs, PLCs, SCADA systems, sensors, CMMs, CNC machines, and 3D printers.
• Ability to update PLC configurations, IP addressing, and network parameters.
• Perform OT asset inventory collection, validation, and documentation.
• Identify operational and cybersecurity risks and proactively escalate issues.
• Strong understanding of industrial protocols such as OPC-UA, Modbus TCP/IP, Ethernet/IP, and SMB.
• Experience designing and supporting LAN/WAN networks, VLANs, and routing protocols.
• Proficiency in configuring Cisco switches, routers, SD-WAN, and Check Point firewalls.
• Experience with firewall rule management, network security configuration, and troubleshooting.
• Knowledge of network segmentation and micro-segmentation using VLANs, switches, and network taps.
• CCNA/CCNP, CompTIA Network+, or equivalent networking certification preferred.

EA License No: 11C4879 / Registration ID : R1218583

Apar Technologies Pte Ltd, Singapore