Job Title: Network Admin

Experience: 5-15 Years

Interview Mode: Face2Face (Walk in Drive )

Interview Date: 26-Sep-26

Interview Location: TCS Chennai One IT SEZ, Module-4, 3rd Floor, South Block, Thoraipakkam, Chennai - 600097

We are looking for a skilled Network Administrator with strong experience in SD-WAN technologies, routing, switching, and network troubleshooting. The ideal candidate should have hands-on experience managing enterprise network environments, ensuring network availability, security, and performance.

Key Responsibilities

- Administer and support enterprise network infrastructure including SD-WAN, Routing, and Switching.
- Configure, monitor, and troubleshoot SD-WAN deployments and connectivity issues.
- Manage LAN, WAN, VPN, and Wireless network environments.
- Perform network performance monitoring, capacity planning, and optimization.
- Handle incident management, problem management,



and root cause analysis.
- Implement network security policies, ACLs, NAT, and VPN configurations.
- Coordinate with ISPs, vendors, and internal teams for issue resolution.
- Maintain network documentation and operational procedures.

Required Skills

Hands-on experience with SD-WAN Technologies (Cisco Viptela, Versa, VMware Velocloud, Fortinet SD-WAN, or equivalent)
Solid knowledge of Routing & Switching (BGP, OSPF, EIGRP, VLANs, STP)
Experience with LAN/WAN, VPN, TCP/IP, DNS, DHCP
Knowledge of network monitoring and troubleshooting tools
Experience in incident handling and network operations support
Understanding of network security concepts and firewall integration

📌 Walk-in || Network Engineer (Chennai)
🏢 Tata Consultancy Services
📍 Chennai