A Naveen
Network and Security || Fortinet Cisco ASA FTDs and Checkpoint Firewalls] || Cisco products || EMC storage Products || AWS and Azure Firewalls || Cloud computing ||
- Role
- Network Security Engineer at Infosys
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About A Naveen
Total Experience: 7 years (5 years in IT, 2 years in Non-IT…
Experience
Network Security Engineer
Apr 2025 — Present · Bengaluru, IN
Operate and maintain network security and infrastructure for People’s First Bank (Australia) as part of Infosys’ managed services team.Administer and configure multi-vendor security appliances: Cisco FTD, ASA, Prism, Diamond cloud firewalls via FMC, Check Point SMS, and Cisco Umbrella proxy.Manage monitoring and telemetry platforms: Cisco Prime, Prime NAM, PRTG, and log/alert integrations to ensure 24×7 service availability.Execute vulnerability management lifecycle using Qualys, including scan validation, remediation tracking, and reporting.Oversee SSL certificate lifecycle and automation using DigiCert — issuance, renewal, revocation and certificate inventory.Plan and perform regular patching and firmware upgrades across all appliances and tools; coordinate scheduled windows and rollbacks.Lead End-of-Life (EoL) migrations and version upgrades for appliances to reduce security exposure and maintain vendor support.Design and enforce network security controls: security policies, network objects, zones, ACLs, NAT, and policy tuning.Manage connectivity for hybrid cloud solutions: Azure and AWS direct connections, Megaport VXCs, and MPLS/ISP coordination.Operate and configure Cisco WLC (9800) and branch access points; manage AP onboarding, RF/coverage, and troubleshooting.Administer core and distribution switching and routing (Cisco switches/routers, Catalyst 4500 at core) across branches and data centers.Provide incident response and root-cause troubleshooting for network/security incidents; handle ServiceNow tickets (incidents, tasks, change requests).Follow ITIL-based change management practices: document CRs, implement changes in maintenance windows, perform post-change validation.Coordinate with on-site engineers and external vendors for escalations, cutovers, and maintenance activities.Maintain runbooks, standard operating procedures (SOPs), and configuration backups for appliances and network devices.
Education
Sri Venkateswara University
Master of Computer Applications - MCA
2023 — 2025
Sri Venkateswara University
Bachelor's degree
2018 — 2021
R.K junior College
MEC
2016 — 2018
Little Flower High School
SSC
2015 — 2016
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