Role: Network Admin Location: Chennai Exp:4-12 Years

Design, implement, manage, and optimize

Cisco and Aruba wired and wireless network infrastructure across, data center, campus, and branch environments. Lead and support

Cisco-to-Aruba migration projects , including planning, configuration migration, cutover execution, validation testing, and post-implementation support. Configure, troubleshoot, and maintain

Cisco Catalyst, Cisco Nexus, Aruba Switches, Aruba Wireless Controllers, and Access Points (APs) . Configure and administer

Cisco ISE and Aruba ClearPass for Network Access Control (NAC), 802.1X Authentication, RADIUS, TACACS+, Guest Access, and Policy-Based Access Management. Diagnose and resolve complex networks, wireless, routing, switching, and security-related issues.

Desired Competencies (Technical/Behavioral Competency) Must-Have Hands-on expertise in

Aruba OS, Aruba ClearPass, Aruba Central, Cisco Catalyst Switches, Cisco Nexus Switches, Cisco Wireless LAN Controllers (WLC), and Cisco Identity Services Engine (ISE) . Solid understanding of advanced networking protocols and technologies including

VLAN, STP, VPC, EtherChannel, LACP, VRF, HSRP, OSPF, BGP, and Spine-Leaf Architecture . Hands-on experience with

Cisco ISE for Network Access Control (NAC), 802.1X Authentication, TACACS+, RADIUS, Guest Access, Device Profiling, Posture Assessment, and Policy-Based Access Control. Experience supporting

Enterprise LAN, WAN, Data Center, Campus Networks, Wireless Infrastructure, and Branch Connectivity . Strong troubleshooting skills across wired, wireless, routing, switching, firewall,



NAC, and network security environments .

Good-to-Have 1.

Advanced Network Management

Strong hands-on experience with advanced networking technologies including VLAN, STP, VPC, EtherChannel, LACP, VRF, HSRP, Aruba VSX (Virtual Switching Extension), and Aruba VSF (Virtual Switching Framework). 2 Cisco ISE & Aruba ClearPass Integration Hands-on experience with Cisco ISE and Aruba ClearPass for Network Access Control (NAC), identity management, authentication, authorization, and policy enforcement.

Experience configuring and managing wireless authentication, guest access, device profiling, 802.1X, RADIUS, TACACS+, and policy-based access control. 3.Cisco-to-Aruba Migration Experience Experience in Cisco-to-Aruba switching and wireless migration projects, including migration planning, deployment, implementation,

SN Role descriptions / Expectations from the Role 1 Network SRE / Network Support Engineer Responsible for implementing, managing, monitoring, and optimizing Cisco and Aruba wired and wireless network infrastructure across data center, campus, and branch 2 Cisco ISE & Aruba ClearPass Specialist Responsible for managing and supporting Cisco ISE and Aruba ClearPass solutions for Network Access Control (NAC), authentication, authorization, and policy enforcement. 3 Network Deployment Engineer / Network Support Engineer We are seeking an experienced Network Administrator with strong expertise in Cisco and HP Aruba networking technologies, enterprise LAN/WAN infrastructure, wireless networking, and network security.

📌 Network Admin (Chennai)
🏢 Tata Consultancy Services
📍 Chennai