Network Security Engineer

Dear Candidate,
Ready to make an impact in cybersecurity? Become part of the TCS Cyber Security Unit and help protect organizations from the ever-changing threat landscape.
Role**: Network security engineer
Desired Skill Set Any: Network security/Firewalls/WAF
Experience Range: 6 to 15 years
Joining Location: Bangalore/Noida
We are currently planning to do a Walk-In Interview on 12-SEP- 2026 at TCS Bangalore/Noida
Date - 19-Sep-2026 (Saturday)
Job Description
Deep technical expertise in the Network security technology domain with demonstrated expertise in one or more of the following areas – Firewalls(Paloalto/checkpoint/FortiGate/cisco), IPS/IDS, Web Proxy, NAC, VPN.
Proven experience in maintaining security solutions across enterprise environments.
Provide compliance reports (monthly and based on need)
Network security deployment & configuration
Device upgrade and patch management
Configuration and change management.
Change & configuration management.
Excellent troubleshooting skills
Creation of SOPs for daily operations of network security tools and services
Creation and modification of custom rules for IPS services
Monitoring security advisory groups to ensure all necessary security updates, patches, and preventive measures are in place.
Support forensics activates and requirements.
Good soft skills and multi-tasking abilities
Provide day-to-day operational support for the Firewall Management Service.
Responsible for the design, planning, implementation, and operation of firewall setups and management.
Your role involves resolving operational incidents, managing firewall security policies and rule sets, and ensuring compliance with business and regulatory requirements.
Expert level knowledge of Fault Management like Identify and Classify Fault, Investigate and Diagnose Fault and Provide Fault resolution.
Should have very good experience of software patch management to manage the Firewall patch management cycle, patch testing and deployment of patches on timely basis
Candidate should have knowledge of backup and restoration for configuration as per defined backup and restoration policy
Create various reports for remediation, change tracking, and on a demand basis.
Initial firewall/IPS testing of parameters, operation, support, and commissioning.
Knowledge of Analysis of IPSec VPNs implementation and Manage and Monitor all VPN connectivity.
Maintaining and administering perimeter security systems such as firewalls and intrusion detection systems
Support client with Firewall Management related questions including those related to remediation procedures.
Co-ordinate with 3rd party vendors for Network Hardware replacement Core level debugging.
Analyzing, troubleshooting, and correcting network problems.
Adhere to change control/management process.
Network Security KPI’s & Reporting Metrics

Work arrangement
No