The selected candidate will advise Government program leadership on ground segment design, antenna scheduling and network operations, requirements and architecture definition, integration planning, software and system baseline control, risk/deficiency resolution, test readiness, mission partner onboarding, and operational data-flow performance in support of classified space missions. Key Responsibilities: Provide technical leadership and SETA advisory support for ground system architecture, antenna scheduling systems, ground antenna networks, C2 interfaces, mission planning data flows, and associated software/systems integration activities.