Raytheon Company, Managed by Collins Aerospace, is seeking a talented Principal Software Engineer to join the Protected Communication Systems (PCS) Software Engineering Department. This role involves participating in collaborative, cross-disciplined integrated product teams, employing agile software development techniques, and being responsible for the full lifecycle of product development, from architecture and design through integration, testing, and field support. The position is based in Largo, FL, and requires U.S. citizenship and an active security clearance.