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Staff Communication Systems Engineer

CesiumAstro - Austin, TX, USA - In-office - posted 2026-08-30

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CesiumAstro is seeking a Staff Communication Systems Engineer to join their team developing advanced communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. This is a hands-on technical role in a dynamic startup environment focused on pioneering phased array technology for aerospace applications. In this position, you will serve as a technical point of contact for communication programs, leading systems engineering efforts across the organization. Key responsibilities include developing space architecture concepts, designing sub-systems and payloads, developing and decomposing requirements, designing high-level software and hardware system architectures, developing concepts of operations (CONOPS), and conducting risk assessments. You will coordinate activities across multidisciplinary engineering teams, identify and escalate program-level issues, and drive complex aerospace programs to successful completion. The ideal candidate brings a strong background in systems engineering with direct experience in space technology development. You should be comfortable working in a collaborative, cross-functional startup environment where you can take ownership of technical challenges and contribute to cutting-edge satellite and aerospace communication solutions. This role requires U.S. citizenship or eligible immigration status due to space technology export regulations (ITAR compliance).

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