Developing High‑Level Designs (HLD) and Low‑Level Designs (LLD) for enterprise network solutions across on‑premises and Azure cloud environments, ensuring alignment with enterprise technology standards
Leading architecture decisions across the Cisco stack — including routers, switches, firewalls, and SD‑WAN — governing LAN/WAN, MPLS, and data center fabric design
Owning the Azure hybrid connectivity architecture, including ExpressRoute integration, VNet Hub‑and‑Spoke topology, VPN Gateway configurations, and Azure Firewall placement
Providing OT/ICS network architecture guidance, defining IT‑OT boundary controls, DMZ patterns, and segmentation aligned with Purdue Model and ISA/IEC 62443 standards
Delivering structured troubleshooting methodology for complex network issues and developing runbooks to support Tier 2/3 engineering teams