Required Qualifications: • Extensive experience designing and implementing enterprise network architectures • Strong hands-on SD-WAN design and deployment experience • Experience working with Cisco Catalyst SD-WAN, Juniper Mist WAN Assurance & Session Smart Router, and Arista VeloCloud SD-WAN • Advanced expertise in BGP routing and policy design, OSPF, IPSec, Traffic engineering, and Enterprise routing and switching • Proven success leading WAN modernization and migration projects • Experience supporting production environments and collaborating with Network Operations teams Position Responsibilities: • Provide architecture, design, and implementation expertise across Cisco Catalyst SD-WAN, Juniper Mist WAN Assurance & Session Smart Router, and Arista VeloCloud SD-WAN • Lead SD-WAN transformation initiatives from design through deployment and operational handoff • Design and implement enterprise routing and switching solutions utilizing BGP, OSPF, IPSec, and Quality of Service (QoS) • Develop network segmentation strategies, policy frameworks, and multi-VRF architectures • Create and maintain High-Level Designs (HLDs), Low-Level Designs (LLDs), and architectural decision documentation • Develop test plans, validation procedures, and perform solution verification activities • Produce operational documentation, deployment records, and Day-2 support runbooks • Lead migrations from traditional WAN architectures including MPLS and DMVPN to modern SD-WAN platforms • Integrate SD-WAN solutions with next-generation firewall technologies and security architectures such as SASE and SSE