Systems Interoperability and Integration Engineer Systems Interoperability and Integration Engineer, Principal Lackland AFB San Antonio, TX HX5 is an award-winning provider of engineering, research and development, and technical services to clients such as NASA and the Department of Defense. Founded in 2004, HX5 is a fast-growing veteran and woman-owned company with locations nationwide. HX5 is currently seeking a Systems Interoperability and Integration Engineer to support the HNC Division-Pl