Network Engineer

Network QA EngineerThis position is for a detailed oriented Quality Assurance (QA) Engineer to be involved with all Quality Assurance activities including LTE and 5G Field Protocol, SIM OTA activation testing. 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. Ensuring UE (user equipment) is meeting QA and Carrier requirements. The typical QA mobile test engineer will be responsible for performing detailed analysis of 4G and 5G protocols including field testing with mobile handset devices in live network.Able to work in mobile work environment (80% time working in vehicle/field, 20% in office). Analyzing the customer requirements, converting then into system requirements and capturing of detail design for the development team. Aid in product & feature performance analysis, evaluation of new product & SW releases. Responsible for analyzing and troubleshooting issues reported from customer labs, field sites and production network. Review and provide recommendations to improve UE performance by evaluating and trending key KPIs, performing trials and providing optimization guidelines. Ability to work in a fast paced environment with minimal supervision. Set up test plans to meet deadlines based on given request by project lead. Able to determine risk items based on issues found during the test. Able to travel 25% of the time.Verbal and written communication skills, problem solving skills, customer service and interpersonal skills. Basic ability to work independently and manage at one time. Have a solid understanding of the end-to-end LTE and 5G Network Architecture. 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. Able to analyze and debug IMS related features including but not limited to registration, VoLTE/VoWiFi/ViLTE/Conferencing/SMS/MMS/RCS. Previous experience in post processing UE logs and analyze various KPI's. Previous experience in LTE and 5G NR field test experience in live network. Good knowledge and familiarity in 5G NSA and SA. Previous test experience with SIM OTA Activation.