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Protocol Support Engineer
Ref No.: 20-02044
Location: Sanjose, California
Position Type:Contract
  • Programming skills: TTCN3 (Mandatory), C, C++
  • LTE UE protocol stack knowledge e.g NAS, RRC, PDCP, RLC, MAC, PHY layers
  • 5G NR Knowledge on FR1 and FR2.
  • IMS/VoLTE knowledge
  • 5G, LTE, VoLTE call flows.
  • Any lab testing experience on 5G/LTE protocol testing.
  • Deep knowledge on 5G/LTE UE logs analysis.
  • Experience on test equipment e.g Anritsu, R&S, Keysight
  • LTE knowledge on Attach, cell reselection, LTE Handover, IRAT Handover, carrier aggregation, HARQ, BSR, ARQ, TTI Bundling, paging, throughput analysis, DRX/CDRX, Channels, frames, transmission modes, Client, SRVCC etc