nanyang tech pte. ltd.
Singapore / Global
Singapore / Global
Key Responsibilities
. Support the operation and maintenance of enterprise LAN, WAN, wireless, data center, cloud-connected, and SD-WAN environments.
. Provide hands-on network support for infrastructure projects, and business initiatives.
. Configure and deploy network equipment using approved designs, standards, and implementation procedures.
. Maintain and tune network monitoring systems, including device onboarding, alert thresholds, dashboards, and notification rules, to improve visibility and reduce unnecessary alerts.
. Perform network maintenance, software upgrades, hardware replacements, and technology lifecycle activities.
. Troubleshoot connectivity, routing, switching, wireless, and network performance issues.
. Prepare implementation plans, validation steps, rollback procedures, and change records with guidance from senior engineers when needed.
. Create and maintain network diagrams, device configurations, inventories, operational procedures, and troubleshooting documentation.
Required Qualifications
. Approximately 3 to 4 years of experience supporting enterprise network infrastructure and operations.
. CCNA-level knowledge of routing, switching, and TCP/IP networking fundamentals.
. Working knowledge of Layer 2 and Layer 3 networking, VLANs, 802.1Q trunking, port channels, Spanning Tree, EIGRP, and basic BGP concepts.
. Experience supporting enterprise campus, WAN, data center, or wireless network environments.
. Familiarity with network monitoring, incident management, and change management processes.
. Ability to create and maintain clear technical documentation, diagrams, implementation procedures, and troubleshooting notes.
. Ability to organize assigned work, manage multiple priorities, and escalate issues appropriately.
. Strong collaboration, communication, problem-solving, and organizational skills.
. Fluent written and verbal English communication skills.
Preferred Qualifications
. Experience using AI-assisted tools for network troubleshooting, log and configuration analysis, documentation, automation, or other network engineering tasks.
. Experience supporting Aruba wireless technologies.
. Familiarity with SD-WAN technologies, including HPE Aruba Networking EdgeConnect, formerly Silver Peak.
. Familiarity with Aruba ClearPass or other network access control technologies.
. Exposure to AWS networking, cloud routing, Direct Connect, Transit Gateway, or hybrid cloud connectivity.
. Familiarity with F5 load-balancing technologies.
. Experience supporting network segmentation or access-control initiatives.
Education and Certifications
. Cisco CCNA certification or equivalent knowledge and experience.
. Additional Cisco, Aruba, AWS, or other relevant technical certifications are beneficial.
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