We engineer and build active phased-array communications systems, payloads, terminals, and fully integrated spacecraft—shipping hardware to defense and commercial customers.
CesiumAstro engineers, builds, and tests all hardware in-house under AS9100-certified processes, ensuring aerospace grade reliability and quality.
Our engineering spans the full stack — from RF and digital hardware to software and spacecraft systems. We design, build, and integrate cutting-edge technology that powers advanced communication solutions from Earth to orbit.
Play a direct role in shaping the next generation of space communications — designing and building systems that connect users across continents and orbits.
Our work spans across aerospace including defense, civil, and commercial markets — giving you the chance to solve complex challenges that matter on Earth and in orbit.