- 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