Skilled and experienced at executing 2G, 3G, 4G/LTE RAN and VoLTE testing
Working knowledge of Viavi or other types of load generators
Experienced at setting up and working with test simulators and test systems of Anite, Spirent, Koppelfeld or other types of automated and manual attenuators
Up to date working knowledge of 2G, 3G, 4G and VoLTE interfaces, radio architecture and radio resource management
Experience at all aspects of end-to-end testing, in all areas – IMS calls (eNodeB, MME, SGW, PCR, SBG, CSCF, MTAS), simulating live defects, defect analysis and trouble-shooting including the use of Wireshark
Ability to and experience in analysing and diagnosing main RF Issues like Dropped calls, Blocked calls, Poor coverage, Handover Failures, Interference, RACH failures etc.