As part of Payload Integration and Test, this role is focused on hands on integration, validation, troubleshooting, and qualification of end to end satellite communications systems across space, ground, RF, modem, RAN, Core, transport, and cloud infrastructure. The candidate should be able to execute chamber, OTA, modem, RF, and payload tests while also understanding how RF impairments impact registration, synchronization, bearer setup, mobility, VoNR, IMS, throughput, and end to end system readiness.