Billy Castleberry

Mary A. Johnson serves as a key procurement professional within the Naval Research Laboratory, supporting the agency’s mission to advance foundational scientific and technological capabilities for naval and national security. She manages complex research and development acquisitions focused on high-precision sensors, electronic warfare systems, signal processing architectures, and autonomous navigation technologies. Her work ensures that cutting-edge innovations are transitioned from laboratory prototypes to operational readiness through rigorous contract execution, performance monitoring, and technical oversight aligned with Department of the Navy strategic priorities. Johnson maintains longstanding relationships with principal contractors including Assurance Technology Corp, L3Harris NexGen Communications LLC, Envisioneering Inc, Integration Innovation Inc, and Analex Corporation. These partnerships reflect a preference for established defense technology providers with proven expertise in advanced instrumentation, systems integration, and rapid prototyping. Her contracting approach emphasizes technical rigor, performance-based outcomes, and sustained collaboration with vendors capable of delivering mission-critical R&D solutions under tight developmental timelines. Johnson’s procurement portfolio reflects a strong emphasis on non-set-aside contracts, with 100% of awards issued under unrestricted competition. This pattern indicates a focus on technical capability and mission urgency over socioeconomic set-asides, prioritizing the most qualified industry partners regardless of business size or certification status. While small business participation is not formally targeted, her awards occasionally include qualified small firms embedded within larger teaming arrangements. Her primary procurement activity centers on NAICS 541712 and 541715, reflecting deep specialization in physical sciences and engineering R&D. She routinely acquires services involving electromagnetic systems, radar signal analysis, autonomous control algorithms, and advanced materials testing—domains requiring highly specialized scientific expertise and compliance with federal research standards. Her work directly enables the Navy’s next-generation maritime technology development pipeline.