Leads multidisciplinary systems engineering for satellite ground systems, including architecture, requirements, integration, verification, testing, technical baselines, risk management, configuration management, and interface coordination. Provides technical guidance to management, customers, and engineering teams; evaluates vendors; supports proposals and business development; and resolves cross-functional technical challenges. The role supports national security missions and requires direct government customer engagement, U.S. citizenship, clearance eligibility, and travel as needed.