PMS 406 Archives

PMS 406

Ship sponsor Mattie Hanley follows naval tradition by breaking a bottle of spirits on the side of the USX-1 Defiant during the official christening ceremony in Everett, Wash., on Aug. 11, 2025. (Source: DARPA | Spencer Bruttig)

DARPA christens USX-1 Defiant autonomous ship ahead of at-sea demonstrations

Officials plan to deliver the robotic platform to the Navy’s Unmanned Maritime Systems Program Office (PMS 406).

20 hours ago By Jon Harper

Sea Hunter, an autonomous unmanned surface vehicle, arrives at Pearl Harbor to participate in the Rim of Pacific (RIMPAC) 2022. (U.S. Navy photo by Mass Communication Specialist 2nd Class Aiko Bongolan)

Navy to soon host industry days for advanced unmanned systems development to comply with congressional mandate

The Navy in the coming weeks will host industry days for companies interested in learning more about opportunities to work on the service’s unmanned systems initiatives, according…

Jan 31, 2023 By Jon Harper