IT Network Engineer

STMicroelectronics Asia Pacific Pte Ltd; Singapore; On-site; SGD 72,000 - 110,000; Full time

Job summary

STMicroelectronics Asia Pacific Pte Ltd. is seeking a skilled network engineer to manage Cisco wireless environments and core networking infrastructure in a Singapore-based setting. You will deploy and optimize Wi‑Fi 6/6E/7 APs, configure controllers, and maintain topology diagrams, coverage maps, and documentation.

The role requires hands-on experience with Cisco SDA, Catalyst, Nexus, Meraki, and related tools, along with strong troubleshooting skills and collaboration with service providers.

Qualifications

• Bachelor's degree in IT/CS/Networking or related field.
• Proven experience managing and supporting Cisco wireless networking environments.
• Strong understanding of TCP/IP, VLANs, Routing, Switching, DNS, DHCP, and WLAN technologies.
• Hands-on experience with Cisco Wi‑Fi 6/6E/7 deployments and troubleshooting.

Responsibilities

• Manage, configure, and support Cisco Catalyst 9800 Wireless Controllers and wireless infrastructure.
• Deploy and maintain Cisco Wi‑Fi 6/6E/7 APs for reliable connectivity.
• Create and maintain network topology diagrams and coverage maps.

Skills

Cisco wireless networking

TCP/IP

Network troubleshooting

Education

Bachelor's degree in IT/CS/Networking

Tools

Cisco Catalyst 9800

Meraki

Nexus

Zabbix

SolarWinds

Kiwi CatTools

Job description

Your Key Responsibilities

• Manage, configure, and support Cisco Catalyst 9800 Wireless Controllers and enterprise wireless infrastructure.
• Deploy, optimize, and maintain Cisco Wi-Fi 6, Wi-Fi 6E, and Wi-Fi 7 Access Points (APs) to ensure reliable wireless connectivity.
• Create and maintain accurate network topology diagrams, wireless coverage maps, and infrastructure documentation.
• Administer wireless network services, including SSID management, MAC address filtering, and client access controls.
• Monitor and troubleshoot wireless network performance issues, including connectivity, coverage, and signal-related problems.
• Escalate complex technical issues and software defects to Cisco TAC and internal support teams when required.
• Support Software-Defined Access (SDA) wireless network environments.
• Manage and maintain Cisco core networking infrastructure, including Catalyst, Nexus, and ACI platforms.
• Administer network services such as IP addressing, subnetting, VLAN configurations, routing, and switching.
• Track and manage network hardware assets, maintenance contracts, and cold-spare inventory to ensure business continuity.
• Configure and support Perle Terminal Servers, Network UPS systems, and Automatic Transfer Switches (ATS).
• Support specialized network appliances, including Cisco Meraki and Talariax SendQuick Entera platforms.
• Perform firmware upgrades, software updates, and preventive maintenance activities across network infrastructure and appliances.
• Monitor network health and system performance using tools such as Zabbix, SolarWinds Kiwi CatTools, Advanced Host Monitor, and Kiwi Syslog Server.
• Coordinate with vendors and service providers to resolve technical issues, software bugs, and licensing matters.

Job Requirements

• Bachelor's Degree in Information Technology, Computer Science, Network Engineering, or a related field.
• Proven experience managing and supporting Cisco wireless networking environments, particularly Cisco Catalyst 9800 Wireless Controllers.
• Strong understanding of enterprise networking concepts, including TCP/IP, VLANs, Routing, Switching, DNS, DHCP, and Wireless LAN technologies.
• Hands-on experience with Cisco Wi-Fi 6/6E/7 deployments and wireless troubleshooting.
• Familiarity with Cisco SDA (Software-Defined Access) architecture and operations.
• Experience with Cisco Catalyst, Nexus, ACI, or Meraki solutions will be an advantage.
• Knowledge of network monitoring, logging, and performance management tools.
• Experience managing network hardware lifecycle, inventory, and maintenance activities.