Network Security

Tata Consultancy Services; Kerala; On-site; INR 1,400,000 - 2,100,000; Full time

Job summary

Tata Consultancy Services in Kerala, India is seeking a Network Security Expert with 6–15 years of experience to lead firewall deployments, VPN configurations, and security operations. The role involves design, implementation, and ongoing management of firewall systems and security policies.

The candidate will ensure compliance, coordinate with vendors, and drive incident response and reporting. Strong troubleshooting and multi-tasking abilities are essential for day-to-day operations.

Qualifications

• 6–15 years of experience in network security.
• Expertise in firewall deployments and VPNs.
• Experience maintaining security solutions across enterprise environments.
• Ability to produce compliance reports.

Responsibilities

• Design, implement, and operate firewall setups and management.
• Manage firewall policies and rule sets.
• Provide day-to-day operational support for Firewall Management Service.
• Support forensics activities and requirements.
• Monitor security updates, patches and preventive measures.

Skills

Network security

Firewall deployment

VPN

IPS/IDS

Troubleshooting

Change management

Tools

Fortigate

Palo Alto

Checkpoint

Job description

Company : TCS

Skill : Network Security

Experience : 6 to 15 Years

Location : Kerala, India

Interview Date : 12th September 2026 (Saturday)

Interview Mode : Face to Face (Walkin)

Job Description :

• Technical expertise in Network security technology domain with demonstrated expertise in one or more of the following areas – Firewalls, 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 deploymenDeep t & 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 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
• Certification in any of these :Fortigate, Palo Alto, Checkpoint