CesiumAstro Acquires Jariet Technologies to Vertically Integrate RF Signal Chain

CesiumAstro Inc. announced the acquisition of Jariet Technologies on August 12, 2026, marking a strategic shift toward vertical integration. The move allows the satellite communications company to bring critical semiconductor design capabilities in-house, reducing reliance on external suppliers.

Jariet Technologies, which will operate as a wholly owned subsidiary, specializes in millimeter-wave (mmWave) RF System-on-Chip (RF-SoC) semiconductor solutions. These technologies are primarily utilized in satellite communications (SATCOM), radar systems, and electronic warfare (EW). Founded in 2015 as a fabless semiconductor firm, Jariet has focused its development on RF transceiver integrated circuits (ICs) and RF-sampling data converters. By absorbing Jariet, CesiumAstro now integrates mixed-signal semiconductor technology, digital signal processing (DSP), and active phased arrays under a single organizational roof.

The Push for Vertical Integration

CesiumAstro, an Austin-based startup, has built its reputation on phased array technology for satellites. Historically, the company relied on external semiconductor suppliers for the components that drive its systems. By owning the RF signal chain, CesiumAstro can now optimize the relationship between the silicon chips and the final mission system. This transition is designed to reduce size, weight, power (SWaP), and overall cost for both terrestrial and space-based communications.

"Integrating advanced mixed-signal semiconductor design in-house gives us greater control over performance from the RF front-end through complete mission system, while enabling us to field new capabilities faster," said Shey Sabripour, founder and CEO of CesiumAstro.

Industry Implications

Vertical integration is becoming increasingly critical in the space sector to mitigate the risks of complex, fragmented supply chains. For CesiumAstro, the ability to design its own chips means tighter optimization and a faster innovation cycle. This is particularly significant for high-performance intelligence, surveillance, and reconnaissance (ISR) applications and the development of next-generation phased array satellite solutions.

Charles Harper, CEO of Jariet Technologies, noted that combining Jariet's innovation in high-speed data converter transceivers and digital beamforming with CesiumAstro’s defense and satellite expertise will accelerate the delivery of these advanced systems.

Future Outlook

With the acquisition complete, the industry will be watching how quickly CesiumAstro can translate this internal design capability into new hardware iterations. The primary goal remains the acceleration of high-performance satellite solutions that can operate with greater efficiency than those relying on off-the-shelf semiconductor components. The integration of Jariet's fabless model into CesiumAstro's systems-level approach sets a precedent for other space startups seeking to reduce dependency on third-party silicon providers.