Network Administrator L3

Responsibilities

• Manage and support enterprise LAN/WAN infrastructure across the central network, data centers, and remote branches.
• Administer and support enterprise routing, switching, and network connectivity environments.
• Manage and support enterprise wireless network infrastructure.
• Administer Network Access Control (NAC) solutions and ensure secure network access.
• Troubleshoot and resolve L3 network incidents, performance issues, and connectivity problems.
• Handle network changes, configurations, and technical troubleshooting in accordance with operational and change management processes.
• Troubleshoot routing, switching, VLAN, and network performance issues.
• Maintain and update network diagrams, configurations, runbooks, and technical documentation.
• Collaborate with security, systems, data center, and other infrastructure teams to ensure end-to-end network availability and performance.

Requirements

• Min. 3Yrs of experience in enterprise network administration and operations.
• Strong knowledge of BGP, OSPF, VLANs, routing, and switching.
• Strong troubleshooting and problem-solving skills in enterprise network environments.
• Hands-on experience with enterprise routers and switches.
• Experience supporting data center, branch, and wireless network environments.
• Experience with Network Access Control (NAC) solutions is preferred.
• CCNP – Preferred.
• Experience with Cisco switches and routers.
• Experience with Cisco ACI and SD-WAN is preferred.
• Experience with Aruba Wireless and Aruba ACMP is preferred.
• Experience with Cisco ISE or Aruba ClearPass is preferred.
• Experience with Infoblox DNS is preferred.