Network Security Engineer - Firewall, WAF & Zscaler

Company: TCS
Skill : Firewall, Zscaler, WAF
Experience: 6 to 10
Location : Chennai,Delhi

Job Description

Must-Have

• Hands-on experience with Cisco ASA and Firepower firewalls (policy, NAT, VPN)
• Strong experience administering IDS/IPS and analyzing network security alerts
• Experience implementing and managing Web Application Firewalls (WAF)
• Hands-on administration of Zscaler ZIA and ZPA
• Understanding of network security architecture, segmentation, and threat mitigation
• Experience supporting security incidents and audits

Good-to-Have

• File Integrity Monitoring (Tripwire, Qualys FIM, OSSEC)
• Cloud networking and security exposure (Azure/AWS)
• Security frameworks NIST, CIS, PCI DSS
• Certifications: CCNP Security, CEH, CISSP, Zscaler certifications

Role descriptions / Expectations from the Role

1. Design, implement, and manage enterprise network security controls

2. Monitor and respond to network security incidents and threats

3. Ensure compliance with security standards and continuous improvement of network defenses