Ellen R. Foster

Ellen Foster serves as a key procurement lead within the Air Force Research Laboratory’s Rocket Propulsion Division (FA9453), where she manages complex research and development acquisitions critical to advancing U.S. space dominance. Her responsibilities encompass the full lifecycle of contracts supporting next-generation rocket propulsion systems, resilient space computing architectures, and high-performance instrumentation for satellite communications and autonomous space operations. She specializes in securing cutting-edge technical capabilities through competitive and non-competitive solicitation strategies, ensuring alignment with the Air Force’s strategic imperative to accelerate innovation in the space domain. Her acquisitions are mission-critical, often involving rapid prototyping and early-stage technology maturation to meet urgent operational needs. Foster collaborates with a diverse ecosystem of defense contractors, academic research institutions, and specialized engineering firms focused on aerospace propulsion, space systems integration, and advanced materials. While no single contractor dominates her portfolio, she consistently engages vendors with proven expertise in hypersonics, liquid and hybrid propulsion, and space-qualified electronics. Her contracting patterns reflect a preference for technical excellence and rapid delivery over scale, fostering agile partnerships with firms capable of iterative development and responsive prototyping under tight timelines. Foster’s procurement strategy shows no reliance on socioeconomic set-asides, with 100% of her acquisitions conducted under full and open competition. This reflects the highly specialized nature of the technologies she procures, where niche capabilities often reside in non-traditional or emerging defense contractors rather than certified small businesses. Her approach prioritizes mission capability and technical readiness over socioeconomic preferences, consistent with the classified and high-risk nature of the R&D projects under her purview. Her primary focus is on NAICS 541712—Research and Development in the Physical, Engineering, and Life Sciences—where she procures advanced propulsion systems, space-hardened sensors, autonomous guidance algorithms, and high-energy density power systems. Her technical domain expertise spans rocket engine design, thermal management in vacuum environments, and real-time telemetry systems, making her a pivotal contact for firms developing next-generation space propulsion and space domain awareness technologies.