Walkin network security / data security l3

Tata Consultancy Services • remote, tamil nadu • Posted June 13, 2026

About the Role

Greetings from TCS!!


Walkin with TCS for Network Security / Data Security L3 role


Exp : 6 to 10 years

Location : Chennai

Interview Mod e: Walkin

Interview Date : 13 Jun (Sat)

Interview Venue : Tata Consultancy Services , Kumaran nagar , Sholinganallur - Chennai


Job Description:


Administer and support enterprise LAN/WAN network infrastructure. Configure and manage firewalls including security policies, NAT, and access control rules. Implement and troubleshoot routing protocols such as BGP, OSPF, and static routing. Manage Layer 2 and Layer 3 switching including VLANs, trunking, STP, port-channels, and v PC. Support Cisco ACI fabric using APIC for configuration and monitoring. Configure and manage EPGs, contracts, policies, VLAN pools, and physical domains in ACI. Implement and support L3 Out connectivity to external networks and firewalls. Monitor and troubleshoot ...