Rheinmetall tests networked unmanned maritime systems at NATO REPMUS26 exercise

Rheinmetall tested interconnected unmanned maritime systems during NATO's REPMUS26 exercise in Portugal from Aug. 31—Sept. 25, 2026. The trials focused on a containerized operations center to provide the German Navy with a combined underwater-surface operational picture. Rheinmetall's Battlesuite middleware integrated sensors from multiple vendors to enhance NATO interoperability, utilizing unmanned underwater sensors for persistent surveillance and fleet control via a single interface. The work aimed at accelerating prototype development and validating collaborative concepts for port security