Network Security Engineer

Post :- Network Security Engineer 3+ Years Experience

Location :- Gurugram

Company :- IT Software

Joining :- Immediate

Key Responsibilities:

• Manage and monitor network security infrastructure including Firewalls, VPN, IDS/IPS, Proxy and WAF.
• Configure and troubleshoot Cisco ASA/Firepower, Palo Alto, FortiGate or similar next-generation firewalls.
• Implement and maintain Firewall policies, NAT, ACLs, VPN tunnels and security rules.
• Monitor security events and investigate suspicious network traffic and potential security incidents.
• Troubleshoot IPsec and SSL VPN, site-to-site and remote-access connectivity issues.
• Perform firewall rule reviews, security hardening and access-control management.
• Analyze network traffic using tools such as Wireshark, packet capture and firewall logs.
• Work with SIEM tools such as Splunk, QRadar or Microsoft Sentinel for security monitoring and incident investigation.
• Support vulnerability remediation, security assessments and network security audits.
• Coordinate with Network, SOC, System and Application teams to resolve security and connectivity issues.
• Maintain network/security documentation, change records and incident reports.
• Follow ITIL/change-management processes for production changes and security implementations.

Technical Skills:

• Firewalls: Palo Alto, FortiGate, Cisco ASA/Firepower
• Networking: TCP/IP, DNS, DHCP, VLAN, NAT, Routing, Switching
• Security: VPN, IDS/IPS, WAF, ACL, SSL/IPsec, Network Segmentation
• Monitoring/SIEM: Splunk, QRadar, Sentinel
• Tools: Wireshark, Nmap, ping, traceroute
• Protocols: HTTP/HTTPS, SSH, FTP/SFTP, SMTP, SNMP
• Cloud Security: AWS/Azure networking and security basics
• Ticketing/Process: ServiceNow, Incident/Problem/Change Management

Experience: 35 years in Network Security / Network Security Engineering.

Preferred Certifications: CCNA/CCNP Security, PCNSA, Fortinet NSE/FCP, Security+ or equivalent.