Architecture/Design/Development - AI Developer III

V R Della Infotech•Los Angeles, CA
•Hybrid

About The Position

The Network Engineer will support a network modernization initiative across corporate offices, branch locations, and manufacturing plants. The project includes standardizing LAN and edge designs, upgrading firewall platforms, simplifying IT/OT segmentation, and migrating from VeloCloud to Prisma SD WAN. Deployment will be carried out by two onsite teams working in parallel across multiple sites. The engineer will deploy and configure PA 1420 firewalls to replace PA 440 units; migrate firewall configurations, including zones, policies, NAT, VPNs, and routing; move selected VLAN gateways from firewalls to SVIs on IT/OT core switches; and migrate WAN circuits and services to Prisma SD WAN using ION devices. The role also includes physical installation, staging, cutovers during maintenance windows, testing, troubleshooting, documentation, and site acceptance. Vendor engineers will shadow the internal network team for the first two sites, then execute deployments independently. The position requires 100% travel across multiple plant locations.

Requirements

  • Capability to support firewalls, switching, routing, and SD WAN.
  • Ability to travel 100% across multiple plant locations.

Responsibilities

  • Rack, cable, and power PA 1420 firewalls; migrate configurations and validate functionality before decommissioning legacy PA 440 units.
  • Configure VLANs and SVIs on IT/OT core switches and update firewall and SD WAN routing.
  • Validate inter-VLAN routing and application connectivity after LAN gateway migration.
  • Rack and provision Prisma SD WAN ION devices; migrate WAN circuits and validate tunnels, policies, and failover.
  • Decommission VeloCloud equipment.
  • Perform onsite rack-and-stack, cabling, physical connectivity, device staging, and readiness checks.
  • Execute cutovers during maintenance windows and complete post-cutover validation and issue remediation.
  • Conduct firewall policy and health checks, routing verification, IT/OT segmentation testing, SD WAN tunnel and failover validation, and user, application, and system connectivity testing.
  • Produce or update documentation, diagrams, configuration backups, site-level deployment and validation reports, and final site acceptance sign-off.
  • Shadow the internal network team for the first two sites and execute deployments independently afterward.
  • Travel 100% across multiple plant locations.
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