Leidos is seeking a Software Architect who will focus on program CAS & FOSS as well as Infrastructure for full stack web applications. The CAS, FOSS, and Infrastructure Architect will join with other architects to provide high level design, process, and technical guidance to a team supporting development environments across a portfolio of Air Traffic Control programs, including the Federal Aviation Administration's (FAA) En-Route Automation Modernization (ERAM) system. ERAM is the heart of the N