Senior Test Software Engineer II

Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State. At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team. The Skylark product line is focused on the rapid design, build, and test of cutting-edge active phased array antennas (AESA) for terrestrial and airborne applications. Current programs span high-power, large-scale ground terminals for missile defense to commercial airline and helicopter connectivity solutions.

We are looking for a Senior Test Software Engineer II to design, develop, and maintain automated test systems for embedded hardware and firmware. In this role, you’ll work closely with embedded software, hardware, and systems engineers to ensure our products are reliable, robust, and production-ready. You’ll own test infrastructure from low-level hardware validation through system-level and regression testing.

This role is ideal for someone who enjoys building test frameworks, working close to the hardware, and improving product quality through automation and thoughtful test design.