Senior IMS Core Engineer
- Location
- Reading, England, United Kingdom
across IMS, SBC, HSS/HLR and related Core Network functions Support VoLTE and VoLTE roaming implementation and service assurance Perform advanced troubleshooting and root cause analysis using SIP, SDP, RTP and Diameter signaling Lead resolution of critical incidents and technical escalations Ensure service continuity, high availability … migrations, deployments, upgrades, and production support Strong knowledge of SIP, Diameter, SBC, HSS/HLR and IMS call flows Proven troubleshooting, incident management, and root cause analysis skills Experience working in large-scale, highly available telecom environments Experience with major IMS vendors such as Huawei, Nokia, Ericsson ...