Network Security Engineer

We are seeking an experienced Lead Network Security Engineer to take a key role in designing, implementing, and managing our client's enterprise network security architecture in Washington, D.C. This role requires comprehensive expertise across the security domain, focusing on advanced controls like the Palo Alto Networks full stack, Cisco ISE for NAC, and securing complex hybrid environments involving AWS/Azure networking. The Lead Engineer will drive security architecture, lead policy implementation, manage incident response, and integrate security principles early into the development lifecycle ("shift left").