December 23, 2025

Josh Luckenbaugh of National Defense Magazine profiled GRIMM® technology, HII’s next-generation high-performance spectrum dominance solution, now available for rapid detection and location of hostile communications, radar and other electronic threats. The National Defense story states, “GRIMM provides a lightweight tactical electromagnetic warfare capability, enabling the ‘deep sensing that one would typically find on a manned platform, but we’re pushing that to the edge and enabling that on an unmanned platform,’ [Matt Britton, Portfolio Owner, Senior Director, Electronics System portfolio] said in a media briefing.”

HII is a global, all-domain defense provider. HII's mission is to deliver the world's most powerful ships and all-domain solutions in service of the nation, creating the advantage for our customers to protect peace and freedom around the world.
As the nation's largest military shipbuilder, and with a more than 135-year history of advancing U.S. national security, HII delivers critical capabilities extending from ships to unmanned systems, cyber, ISR, AI/ML and synthetic training. Headquartered in Virginia, HII's workforce is 44,000 strong.
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