Responsibilities include managing Cisco DNA Center templates for automation, implementing network segmentation for security and performance, leading hardware modernization and refresh projects, deploying SD WAN solutions with Cisco and VeloCloud, configuring Palo Alto firewalls, administering Infoblox for DNS/DHCP/IP management, troubleshooting complex issues, and collaborating with cross-functional teams. Qualifications involve industry certifications (e.g., CCNP, CCNA), strong Cisco networking expertise, experience with DNA Center, firewalls, Infoblox, network segmentation, hardware upgrades, SD WAN, and excellent communication skills.