Walk-in | Network Security

Tata Consultancy Services; Ernakulam; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Tata Consultancy Services in Kochi, Kerala is seeking a Network Security Specialist with 6-15 years of experience to design, implement, and operate enterprise firewall systems and security solutions. The role requires hands-on expertise with Fortigate, Palo Alto, and Checkpoint platforms, along with strong incident resolution and reporting capabilities.

Ideal candidates will handle day-to-day firewall management, patch cycles, and policy configurations while coordinating with vendors and

Qualifications

• Extensive experience in network security technology with expertise in firewalls, IPS/IDS, VPN.
• Maintaining security solutions across enterprise environments.
• Creation and modification of custom IPS rules and configurations.
• Strong knowledge of firewall setups, patching, and change management.

Responsibilities

• Design, plan, implement, and operate firewall setups and management.
• Provide day-to-day operational support for Firewall Management Service.
• Resolve incidents and ensure compliance with security policies.
• Create reports for remediation, change tracking and KPI metrics.

Skills

Network security

Firewall management

Threat analysis

VPN

Tools

Fortigate

Palo Alto

Checkpoint

Job description

Company : TCS

Skill : Network Security

Experience : 6 -15 Years

Location : Kochi, Kerala.

Interview Date : 12th September 2026 (Saturday)

Interview Mode : Face to Face (Walkin)

• 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