2 of 2 Permanent LTE Jobs in the Thames Valley

with RAN, Core, and vendor teams Required Skills Strong IMS architecture knowledge (SIP, Diameter, VoLTE call flows) Hands-on troubleshooting (Wireshark, traces) Experience with LTE/5G Core integration Linux/Unix; Scripting (Python/Shell preferred) Preferred Experience with vendors like Ericsson, Nokia, Huawei Exposure to UK operators such ...

execute Functional, Performance, Accessibility, and Compatibility testing to agreed project timelines. Perform end-to-end testing, deep dive analysis, and root cause investigation across LTE and TETRA networks. Execute software upgrades, regression testing, and lifecycle testing on VNF-based Core nodes deployed on VMware architecture. Track test progress, manage defects … Core technologies, particularly IMS Voice, Video, and Data services. Hands-on experience with IMS and VoLTE architecture, interfaces, and protocols. Proficiency with LTE testing and analysis tools including Wireshark, SIP/RTP/RTCP/Diameter tracing, IXIA, Viavi, Spirent, XCAL, QXDM, Jira, Logcat, and Putty. Experience with VNF architecture ...