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IT Network Engineer
STMICROELECTRONICS PTE LTD
Cloud & InfrastructureExecutiveFull-timeAng Mo Kio, Bishan, Singapore
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.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and stakeholder management skills.
• Relevant certifications such as CCNA, CCNP Enterprise, or equivalent are preferred.
Listing closes 5 Dec 2026.
Apply directly through the original listing. The employer’s page has the latest application details.