4G/5G RAN Test Engineer
Core
Validating 4G/5G device chipset features, protocols, and performance in partner labs; troubleshooting wireless network issues and executing interoperability tests.
Role type
Senior IC 4G/5G RAN Test Engineer
Builds
Validated wireless device features and protocols for OEMs and network operators
Domain
Telecommunications / Wireless Networks (4G/5G)
Required skills
4G/5G air interface knowledge, PHY/MAC/RLC/RRC/PDCP layer expertise, system testing, test strategy development, protocol log analysis, test equipment operation (protocol analyzers, channel emulators, spectrum analyzers), network element management, software upgrade verification
Preferred skills
Lab testing, IODT testing, IOT technologies (eMTC, NB-IOT), S1/X2 interfaces, software development, 3GPP Release activities
Technologies
XCAL/QXDM, Wireshark, 3GPP standards, LTE, 5G, eMTC, NB-IOT
Responsibilities
Execute interoperability tests in partner labs and prepare reports; analyze 4G/5G wireless protocol logs to investigate technical issues; maintain partner-lab network elements including troubleshooting and configuration changes; collaborate with cross-functional teams to support product launches