This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Satellite and Payload System Test Authority based in United States . Take a leading role in validating advanced satellite platforms, telecommunications payloads, and ground systems to ensure mission readiness and reliable performance. As the technical authority for system-level testing, you will shape test strategies, coordinate integration activities, and oversee verification across complex satellite communication programs. You will work with multidisciplinary engineering teams across the space and ground segments, helping identify technical issues and drive effective solutions throughout the project lifecycle. The role calls for deep expertise in digital communications and satellite architectures spanning low Earth orbit (LEO), medium Earth orbit (MEO), and geostationary orbit (GEO) systems. You will also leverage Python and scripting tools to improve test automation and efficiency. This is an opportunity to influence the quality and operational readiness of sophisticated space communication systems in a technically demanding environment.