Designs, deploys, configures, and maintains cloud and on-premises network security solutions including Palo Alto NGFW, Panorama / Strata Cloud Manager, Prisma Access, GlobalProtect, Juniper SRX, Gigamon visibility components, ExtraHop sensors, Illumio Virtual Enforcement Nodes, and related policy and automation tooling. Executes day-to-day implementation tasks for service takeovers and phased migrations: inventory and re-baselining of firewall and tunnel policies, GlobalProtect / Prisma Access policy changes, Gigamon/ExtraHop installation and feed validation, Illumio visibility deployment, and AlgoSec-driven policy cleanup.