Cellular Systems Engineering Lead, Direct-to-Device, Amazon Leo
Core
Lead cellular systems engineering for Amazon LEO's Direct-to-Device (D2D) satellite connectivity service, managing the end-to-end integration of RAN, 5G core, and commercial devices.
Role type
Senior IC cellular systems engineering lead (D2D/NTN)
Builds
End-to-end D2D service connecting RAN, 5G core, and devices for global satellite connectivity
Domain
Telecommunications, Satellite Communications (NTN), 5G
Required skills
Cellular systems engineering, RAN (4G/5G), 5G core architecture, Direct-to-Device (D2D) experience, Non-Terrestrial Networks (NTN), 3GPP standards, Device/vendor integration, Protocol analysis, End-to-end troubleshooting
Preferred skills
Satellite-based RAN architectures, Voice over NR (VoNR/IMS), Device interoperability testing and certification
Technologies
5G, 4G, 3GPP, NTN, RAN, 5G Core, Chipsets
Responsibilities
Define and review RAN system requirements for NTN operation; Define and review 5G core requirements and interfaces; Own device-side system requirements and behavior; Work with vendors to resolve end-to-end issues; Support end-to-end integration and interoperability activities; Analyze end-to-end call flows and performance; Track 3GPP NTN standards evolution.
Seniority
Senior, hands-on IC