The Firewall & Network Security Engineer is responsible for the operations, administration, support, optimization, and enhancement of enterprise Firewall and Network Security infrastructure. The role ensures secure, secure, and high-performing delivery of network security services across complex enterprise environments.

The engineer will work closely with Information Security, SOC, Network Operations, Infrastructure, Cloud, Audit, Application Teams, and OEM TAC teams to manage firewall and security services including policy administration, VPN, NAT, WAF, IDS/IPS, DDoS protection, NAC, and micro-segmentation technologies.

The role includes incident handling, troubleshooting, upgrades, security optimization, and participation in architecture and transformation initiatives depending on experience level (L2/L3).

Experience Required
L2 Level: 3–5 years of experience in Firewall / Network Security Operations & Support
L3 Level: 5–8+ years of experience in Firewall / Network Security Engineering & Advanced Support
Experience in enterprise production settings is required





Primary Skills Required

Firewall Technologies

Hands-on experience with:
Cisco Firepower / ASA
Palo Alto Networks Firewall
Check Point Firewall
Fortinet FortiGate

WAF / Web Security
F5 BIG-IP / ASM / Advanced WAF

DDoS Protection
ISP-based DDoS mitigation solutions
Radware DDoS Protection

IDS/IPS
Trend Micro IPS/IDS
Cisco Firepower IPS

NAC (Network Access Control)
Aruba Networks ClearPass (operational exposure preferred)
NAC policy management, authentication/authorization, and endpoint access control
AD/LDAP integration and access troubleshooting

Micro-Segmentation
Akamai Guardicore (knowledge or exposure preferred)

Core Network Security Skills
Firewall policy management and lifecycle operations
VPN administration (site-to-site & remote access)
NAT configuration and troubleshooting
ACL and access control management
Security rule optimization and cleanu

📌 /firewall & Network Security Engineer Mumbai
🏢 Techsec Digital Global
📍 Mumbai