Expertise in all or most of the following technology areas: satellite communications systems (including pLEO and MEO/GEO), mesh networking, edge computing platforms, cyber security solutions, network resiliency, and software-defined networking (SDN). Roles & Responsibilities: Specific duties will vary by project but will generally include a combination of research, design, analysis, testing, experimentation, modeling & simulation, and emulation of communications networks to solve our nations most complex problems.