About BAE Systems Electronic Systems BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Proven ability to connect emerging DoD and industry technology trends-including advanced tactical data links, open communications architectures, multi-function processing, and next-generation networking-to actionable product strategy and long-term business growth.