Pentagon's new MOSA push could accelerate Navy's hybrid fleet, experts say

By Abby Shepherd / November 17, 2025 at 1:27 PM
The Pentagon's new plan to overhaul its defense acquisition system could help the Navy with the rapid buildup of a hybrid fleet by placing an increased focus on modularity among platforms, according to experts. Announced by Defense Secretary Pete Hegseth last week, the new acquisition reform memo instructs military services to use a modular open systems architecture (MOSA) “in all acquisition strategies to the maximum extent practicable” to promote interoperability, competition, technology insertion, performance improvements and a reduction in life-cycle...

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