Job Summary

The Network Senior Specialist Advisor is responsible for the daily operations and maintenance of firewall, Prisma, F5, and routing and switching environments across multiple customer infrastructures. This role primarily supports network security products from leading vendors such as Palo Alto, Cisco, and F5. The advisor will design, validate, and troubleshoot network traffic flows, security implementations, and configurations to ensure secure and secure operations.

Network Services include the ongoing management and support of customersnetwork and security environments. The successful candidate will independently troubleshoot firewall and network traffic issues, maintain accurate and up-to-date documentation for network and security platforms, and support operational processes. The role requires the ability to work independently, resolve complex issues with minimal client input, and appropriately escalate matters when solutions are not immediately apparent.

Role Responsibilities
- Act as a Subject Matter Expert (SME),



providing advanced technical escalation support to L2/L3 engineers
- Deliver end-to-end operational support for enterprise Network and Security environments across multiple customers
- Troubleshoot and resolve complex issues related to Palo Alto Firewalls, Prisma/GlobalProtect, Routing Switching, F5 and associated network traffic flows
- Perform advanced troubleshooting using packet captures, logs, and debugs on Palo Alto firewalls
- Write custom queries and generate operational and security reports using Palo Alto reporting tools
- Support daily steady-state operations, including request fulfillment, change management, and participation in weekly on-call rotations
- Conduct weekly and monthly health checks across all supported network security platforms
- Perform system maintenance activities, including upgrades, patching, and configuration updates
- Assist in firewall rule set reviews to enhance customersoverall security posture and co

📌 Network Security Advisor (Mumbai)
🏢 NTT DATA Business Solutions
📍 Mumbai