anirban bhattacharjee

Managed and supported enterprise-wide LAN/WAN infrastructure, handling P1/P2/P3 incidents and troubleshooting routing, switching, firewall, and SD-WAN issues. Executed ITIL-based change management, IOS upgrades, and coordinated with ISPs for service restoration.

Supported PAN-India LAN/WAN infrastructure for enterprise and banking environments, ensuring rapid service restoration for P1 and P2 incidents. Executed IOS upgrades and configuration hardening, and supported Cisco IP Telephony and switching infrastructure.

Monitored and supported network operations across 1,000+ branch locations, including WAN/LAN and application reachability troubleshooting. Utilized SolarWinds for proactive monitoring and ServiceNow for incident management.

Bachelor of Computer Application degree from Sikkim Manipal University from 2012 to 2015.

Completed CCNA (200-105) training on Udemy.

Completed CCNP Security (SCOR 350-701) training on Udemy.

Completed Cisco SD-WAN (Viptela) training on Udemy.

Completed Palo Alto Networks Firewall training on Udemy.

Earned Fortinet NSE 1 certification.

Earned Fortinet NSE 2 certification.

Earned CNSS – Certified Network Security Specialist certification from ICSI.