Role Overview

We are looking for an experienced Network Security / Firewall Engineer – L3 to manage, troubleshoot and implement enterprise firewall and network security solutions in a multi-vendor environment.

Key Responsibilities

- Manage and troubleshoot enterprise Check Point, Palo Alto, FortiGate and Cisco ASA firewalls.
- Add, modify, optimize and simplify firewall rules.
- Configure and troubleshoot NAT, routing and VPN.
- Perform firewall log monitoring, analysis, health checks and troubleshooting.
- Manage firewall configuration and policy backups.
- Resolve complex L3 incidents, vulnerabilities and firewall-related audit findings.
- Participate in MIM calls, provide RCA and handle escalations.
- Perform firewall IOS/software upgrades, hotfixes and service packs.
- Design and implement firewall solutions for greenfield and brownfield environments.
- Administer IDS/IPS and implement firewall sandbox/advanced security features.
- Work with SIEM/SOAR and security monitoring tools.
- Support enterprise proxy technologies including Bluecoat, Cisco WSA and Cloud Proxy.
- Work with F5 Load Balancers and network security infrastructure.
- Troubleshoot and analyze Wireshark captures.
- Manage Check Point Multi-Domain and Fortinet FortiManager environments.
- Work with Juniper Firewalls/VPN Gateways, Pulse Secure and VPN users/tokens.
- Maintain technical documentation, SOPs and security procedures.
- Collaborate with network,



security and application teams to resolve complex issues.

Mandatory Technical Skills

- 4–7 years hands-on experience in Network Security / Firewall administration
- Strong experience in one or more: Check Point, Palo Alto, FortiGate, Cisco ASA
- Hands-on knowledge of Check Point, ASA and Juniper Firewalls
- Strong understanding of IPsec, ISAKMP, SSL, PKI, RADIUS and TACACS
- Strong knowledge of VPN technologies
- Experience with IDS/IPS, Web Filtering, Proxy, Email Filtering and Next-Generation Firewalls
- Knowledge of NAT, routing, switching and wireless networking
- Experience in firewall troubleshooting, log analysis and incident resolution
- Knowledge of Juniper VPN Gateway, Pulse Secure and VPN tokens
- Experience with Bluecoat/Cisco WSA/Cloud Proxy
- Knowledge of F5 Load Balancer
- Experience with Wireshark analysis
- Understanding of SIEM/SOAR
- Experience with FortiManager and Check Point Multi-Domain environments
- Ability to handle critical incidents and high-pressure situations

Preferred Certifications

CCSA / CCSE / CCNP / FCNSA / FNSE

Candidate Profile

- Strong analytical and troubleshooting skills.
- Valuable communication and customer-handling skills.
- Ability to independently handle L3 escalations and complex security incidents.
- Experience working in large enterprise, multi-vendor network security environments.

Pay: ₹60,000.00 - ₹75,000.00 per month

Work Location: In person

📌 Firewall Engineer – Network (India)
🏢 work Grid Solutions
📍 India