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. In this Software Engineer position supporting our MES Systems you will make impacts in the following ways; Design, develop and support our databases (PL/SQL, SQL, Oracle) and web site (JavaScript, Java, HTML, CSS).