Consultation and technical assistance in the fields of avionics, submarines and ships, mobile and fixed site earth-based facilities, satellites and related information systems, namely, information security, communications, microwave products and telemetry and instrumentation; designing computer systems for software integration, maintenance, and user-information services, operations support services, administrative support services, maintenance and planning support services and provisioning, and provisioning control support services for satellite control networks, real-time defense communication systems, and real-time defense intelligence collection systems; designing computer systems for engineering support for satellite launches, deployed communication systems and deployed intelligence collection systems; consultation and technical assistance in the fields of information and intelligence security services for secure and non-secure voice, data, and video communications, user authorization, recognition and message encryption, and making available custom designed strategic and tactical signal intelligence services; consultation and technical assistance in the fields of satellite command, control and sustainment and intelligence collection services; consultation and technical assistance in the fields of secure communications, avionics, telemetry, program management, product customization, logistics, site management and integration, integration and test support, equipment deployment and operation, and network and communications link management