Senior RF Systems Integration and Test Engineer, RF and 3GPP NTN, Amazon Leo
Core
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 for a Low Earth Orbit satellite constellation.
Role type
Senior IC RF Systems Integration and Test Engineer (NTN)
Builds
End-to-end validation environments for satellite communications systems
Domain
Satellite communications, 3GPP NTN, Open RAN, 5G Core
Required skills
RF systems integration, wireless validation, OTA testing, 3GPP Release 17 NTN concepts, Open RAN integration, RF lab equipment operation, system telemetry analysis, Linux proficiency
Preferred skills
LEO satellite payloads, Release 18 NTN, RF chamber testing, Keysight/R&S test platforms, Python scripting, VoNR/IMS understanding
Technologies
3GPP Release 17/18, Open RAN (CU/DU/RU), 5G Core, IMS, VoNR, Linux, Python, Keysight, Rohde & Schwarz, Anritsu, LitePoint, Spirent, Viavi
Responsibilities
Integrate RF payload hardware, modems, antennas, Open RAN components, 5G Core, and lab infrastructure; Execute RF, OTA, chamber, HIL, modem, and system level tests; Validate 3GPP Release 17 NTN behavior including synchronization, timing, mobility, and Doppler; Correlate RF impairments with protocol and service behavior; Use spectrum analyzers, vector signal analyzers, and protocol traces to isolate failures; Drive root cause on cross domain issues; Develop integration test procedures and readiness gates; Collaborate with RF, antenna, modem, RAN, Core, and software teams to qualify production capabilities
Seniority
Senior, hands-on IC