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The U.S. Navy is enhancing its Modular Open Systems Approach (MOSA) to improve naval systems engineering and operational responsiveness. Key initiatives include the release of a MOSA guidebook to provide actionable guidance for program offices and a second edition planned for early 2026.

The focus is on leveraging commercial technologies and expanding the industrial base to better meet warfighter needs. MOSA aims to streamline procurement and modernization processes while adapting to evolving threats and technological advancements.