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 seeking a skilled Network Security Engineer with 5+ years of experience in managing and securing enterprise network environments. The ideal candidate should have hands-on experience with firewalls, VPNs, network security monitoring, and incident response while ensuring the confidentiality, integrity, and availability of network infrastructure.

Key Responsibilities

- Manage and support enterprise network security infrastructure.
- Configure, monitor, and troubleshoot firewalls, VPNs, IDS/IPS, and security appliances.
- Implement and maintain network security policies, ACLs, NAT, and security rules.
- Monitor security events and investigate security incidents.




- Perform vulnerability assessments and assist in remediation activities.
- Support secure network access solutions, including site-to-site and remote-access VPNs.
- Collaborate with network, server, and security teams to ensure compliance with security standards.
- Prepare security documentation, reports, and operational procedures.

Required Skills

Firewall Administration (Palo Alto, Fortinet, Cisco ASA, Check Point)
Robust knowledge of TCP/IP, Routing & Switching, LAN/WAN Technologies
Experience with VPN Technologies (IPSec, SSL VPN)
Hands-on experience with IDS/IPS and Security Monitoring Tools
Knowledge of ACLs, NAT, Network Segmentation, and Security Policies
Incident Management, Root Cause Analysis, and Troubleshooting
Understanding of Cybersecurity Frameworks and Best Practices

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