Leidos selected to provide flight-proven infrared sensors to Sierra Space for missile defense satellites in support of Golden Dome for America
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RESTON, Va., Aug. 3, 2026 /PRNewswire/ -- Building on a track record of delivering advanced sensing technologies for the Space Development Agency's (SDA) proliferated low Earth orbit architecture, Leidos (NYSE: LDOS ) was selected by Sierra Space to provide infrared sensing payloads, onboard signal-processing capabilities and mission support for the for the Accelerated Missile Defense Tranche 3 (AMDT3) Tracking Layer . Sierra Space will integrate Leidos' infrared sensing payloads into 18 missile warning and tracking satellites that will provide persistent detection and tracking of hypersonic and other advanced missile threats from low Earth orbit. Together, Sierra Space and Leidos are combining proven satellite integration and flight-tested sensing technologies to field operational capability for one of the nation's highest priorities in missile defense. "AMDT3 will build upon proven technologies to accelerate global missile defense capability," said Cindy Gruensfelder, president of Leidos Defense. "Leidos has already demonstrated these technologies on orbit, and with Sierra Space, we will rapidly transition that proven capability into an operational missile defense constellation that will help protect the nation against advanced missile threats." Leidos' payloads combine infrared sensing with onboard digital signal processing that enables mission-relevant tracking data to...
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