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Praveen kumar

@praveenkumar69

Lead Network Engineer at Cognizant Technology Solutions, working on network design, implementation, and troubleshooting.

India

Message

At Cognizant Technology Solutions, I work on network design, implementation, and troubleshooting. Previously, as a Senior Network Analyst at Fidelity Information Services, I supported managed services across public and private cloud technologies and administered firewalls, VPNs, and load balancers.

At News Technology Services, I troubleshot Palo Alto firewalls, Panorama, and GlobalProtect and IPsec VPNs. Earlier, I configured routing and gateway redundancy at AT&T Communications India — AT&T Dedicated Internet (ADI), and supported network infrastructure at ITC Infotech and HCL Technologies Infra.

Experience

Work history, roles, and key accomplishments

Current

Senior Network Analyst

Current

Cognizant Technology Solutions

Apr 2026 - Present (5 months)

Responsible for network design, implementation, and troubleshooting.

Senior Network Analyst

Fidelity Information Services

Apr 2024 - Apr 2026 (2 years)

Managed services across major public and private cloud technologies, supporting 1,500+ customers across data centers globally. Administered firewalls including Check Point, Juniper SRX, and Palo Alto, and managed load balancers including F5 LTM.

Checkpoint Juniper SRX Palo Alto F5 LTM VPN NAT PAT HTTP HTTPS FTP SMTP SNMP SSL IDS WAF IPS VLAN VTP STP EtherChannel TCP IP Microsoft Visio

Network Engineer

News Technology Services

Apr 2023 - Mar 2024 (11 months)

Troubleshot and configured Palo Alto Firewall Series including VM Series, resolving issues across security policy, High Availability, and commit-related tasks. Configured GlobalProtect and IPsec VPNs, and managed Panorama with managed firewalls.

Palo Alto Global Protect VPN IPSEC Panorama High Availability User ID App ID Content ID URL Filtering DHCP NAT GUI CLI

Senior Associate

AT&T Communications India

Jan 2017 - Mar 2023 (6 years 2 months)

Worked across Cisco and Juniper edge routers and Cisco switches, upgrading devices and configuring routing protocols, gateway redundancy, and port-channeling. Analyzed NetFlow data and configured internet failover and multihoming.

Cisco IOS Juniper OSPF EIGRP BGP HSRP VRRP PAgP LACP NetFlow ACLs SNMP BVoice Over IP

IT Executive

ITC Infotech

Jun 2016 - Jan 2017 (7 months)

Supported and managed network technologies in 24x7 environments, providing operational support and network administration for core infrastructure. Handled incident and problem management, including wireless access points and TACACS authentication.

Checkpoint Aruba Cisco Prime TACACS SNMP GRE LAN Wireless PMGR

Analyst

HCL Technologies

Oct 2013 - Feb 2016 (2 years 4 months)

Configured and installed network infrastructure at client sites, including routers, switches, and modems. Managed WAN circuits, performed IOS upgrades, and resolved end-user incidents via ticketing tools.