• Customer delivery engagements and/or provides support for large scale solutions and complex issues through deep technical expertise. • Drives customer technology transitions, influencing solutions and services • Builds customer simulations to resolve/validate complex problems and compatibility issuesRole Specific Responsibilities:· Contribute effectively to the areas of Customer Problem Resolution. · Interact effectively with other Engineering to solve complex problems, identifies serviceability issues and drives resolution of the issues with Engineering and other organizations. · Provides technical expertise and guidance to resolve complex customer problems · Owner and keeper of our culture · Continuously learning and strengthening technical skills for relevant technical domain and adjacent technologies. · Based on project requirements, consults and works with customers and Cisco stakeholders to plan, design, install, configure, integrate and/or optimize Cisco's suite of products and services to accelerate business outcomes · Supports pre-sale activities and translating business requirements into solution design.· Monitoring and Troubleshooting: Observe and troubleshoot network systems to maintain smooth operations.Required Skills and Experience: · Strong knowledge of enterprise technology and on hand experience (ASR, Catalyst, and switching) · Strong knowledge of IP routing protocols (OSPF, BGP, and IGRP) and their operation over VPN tunnels. · Hands-on experience with IPsec ,VPN, and configuration and troubleshooting. · understanding of DMVPN architecture, including multipoint GRE (mGRE), NHRP, and dynamic spoke-to-spoke tunnels. · Experience with HSRP, VRRP. · Familiarity with Cisco router platforms, Tunneling and VPN technologies. · Ability to analyze and resolve complex network issues. · Knowledge of encryption standards and secure hash algorithms (e.g., AES, SHA-2).Scope: · Interfaces internally and externally with customers, leadership, other Engineers, Partners, field personnel, CAP Managers, and internal engineering departments and product organizations.Expertise: · Typically requires BS in a technical field (CS/EE preferred) or equivalent plus 4+ years' experience, IP routing and Switching (CCNP, CCIE preferred)