Network Development Engineer, 5G NTN Network Integration and Test, Amazon Leo

Amazon Leo is building a Low Earth Orbit satellite constellation to deliver high speed, low latency broadband connectivity to unserved and underserved communities around the world.

As part of Payload Integration - Associate's degree or above - 5+ years experience integrating, testing, or operating LTE or 5G networks in lab, carrier, vendor, or large scale production environments.

- Strong practical knowledge of 3GPP network architecture, including RAN to Core interfaces and 5G user plane and control plane flows. - Experience with Open RAN or disaggregated RAN architecture, including CU, DU, RU, gNodeB integration, and related interfaces.

- Knowledge of 3GPP Release 17 NTN concepts and ability to apply standards knowledge during integration and troubleshooting. - Experience with VoNR and IMS protocols, including SIP, RTP, registration, call setup, media path validation, and failure analysis.

- Strong Linux networking skills and ability to troubleshoot routing, interfaces, packet captures, firewalls, tunnels, timing, and performance. - Experience with Wireshark or equivalent tools for packet and protocol analysis.

- Experience working in hands on lab environments with physical infrastructure, HIL setups, network equipment, and multi team debug.