42 Engineering services, namely, engineering in the field of satellites; technical consultation in the field of satellites; technical consultation in the fields of aerospace defense, aerospace security, unmanned aircraft systems, remote sensing, and aerial intelligence surveillance; computer software development and consultancy; engineering services, namely, engineering in the fields of electronic warfare, geolocation and direction finding; technical consultation in the fields of electronic warfare, geolocation and direction finding; computer programming and software design in the fields of modern air combat environments (MACE), electronic warfare (EW) and joint terminal attack controller (JTAC)