◦ Network Configuration and Troubleshooting:: Gained proficiency in configuring and troubleshooting various Cisco devices, including CSR and ISR, to ensure optimal network performance.◦ Expertise in Advanced VPN Technologies: My role encompasses a deep understanding of various VPN technologies, including IPsec, DMVPN, GETVPN, and FlexVPN.◦ Cisco IPsec Configuration and Management:: Proficient in configuring Cisco routers and firewalls for IPsec VPN solutions, including site-to-site and remote access VPNs. Experienced in setting up encryption algorithms, authentication methods, and key exchange protocols (IKEv2).◦ StrongSwan Integration:: Skilled in integrating StrongSwan with Cisco devices to extend VPN capabilities and enhance security. Configured StrongSwan for compatibility with Cisco equipment, ensuring seamless and secure connections across diverse network environments.◦ Automation and Scripting:: Develop automation scripts to streamline IPSec configuration and management tasks. Utilize scripting languages like Python and automation frameworks to enhance operational efficiency.◦ Configuration and Performance Validation:: Conducted thorough testing of SD-WAN configurations, including edge devices, controllers.◦ Customer Issue Troubleshooting:: Collaborated with customers to troubleshoot and resolve network issues, demonstrating strong problem-solving skills.