The main function of a QA mobile engineer is to develop and executing test strategies, plans, and validating UE functionality in on 4G/5G air interface and call processing technology. Responsibilities:
Detailed oriented Quality Assurance (QA) Engineer to be involved with all Quality Assurance activities including LTE and 5G Field Protocol, SIM OTA activation testing.
Ensuring UE (user equipment) is meeting QA and Carrier requirements.
Responsible for performing detailed analysis of 4G and 5G protocols including field testing with mobile handset devices in live network.
Validate UE functionality for call processing and 4G/5G air interface
Qualifications:
Korean Bilingual
2+ years of field-testing experience
Strong knowledge in 4G and 5G air interface and call processing technologies and network architecture specifically focused on Radio Access Network
Familiarity or expert in utilizing UE log post processing tools (QXDM, QCAT, Wireshark, ShannonDM) with good understanding in OTA signaling messages is a plus.
Ability to analyze and debug IMS related features including but not limited to registration, VoLTE/VoWiFi/ViLTE/Conferencing/SMS/MMS/RCS is a plus.
Previous experience in post processing UE logs and analyze various KPI's a plus.
Previous experience in LTE and 5G NR field test experience in live network a plus.
Good knowledge and familiarity in 5G NSA and SA.
Previous test experience with SIM OTA Activation a plus.
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