Leidos is seeking an experienced Firewall Engineering Architect to provide senior-level technical leadership, architectural oversight, and strategic direction for NASAs enterprise security and network modernization initiatives. This role is central to designing, evolving, and optimizing the firewall, security, and perimeter protection services that safeguard NASAs Local Area Network (LAN), Wide Area Network (WAN), Mission Network, and cloud-connected environments. The selected candidate will serve as the lead architect for NASAs Firewall Engineering domain, guiding a highly skilled team responsible for advanced security design, migration planning, policy development, and the integration of next-generation firewall technologies across NASAs enterprise. This position requires deep technical expertise in firewall and network security engineering, strong leadership capabilities, and the ability to collaborate effectively with NASA senior leadership, program management, cybersecurity le...Engineer, Architect, Network Security, Security Engineer, Network Architect, Leadership, Technology