3 Contract 3G Jobs in the South East

a Mobile Packet Core & RAN Optimisation Expert to join one of our telecommunications clients. We are looking for someone with a deep understanding of 3G, 4G and 5G packet Core Network architecture & operation as well as good understanding of RAN performance and demonstrable E2E optimization expertise in improving data customer … Core Network (MME, Packet Gateway, PCRF,) & preferably IMS Core (CSCF, MTAS - Multimedia Telephony Application Server, SBG, BGF/MRF). Good working knowledge of 3G MPC elements (GGSN, SGSN, DNS) and associated interfaces including key protocols including GTP, Radius, Diameter, RANAP and MAP. Deep Understanding of End-to-End VoLTE more »

ensure that VMO2 has a robust, cost-effective signalling network of high integrity to support the growth of the existing GSM/GPRS/3G/4G/5G networks. Support the Signalling Design, Architecture and Planning manager in evolving the architecture to support 2G/3G/4G & 5G … maintain a database of the relevant protocol versions currently in use within the O2 SS7 network. Produce high level call flows for 2G/3G/4G & 5G services. more »

ensure that VMO2 has a robust, cost-effective signalling network of high integrity to support the growth of the existing GSM/GPRS/3G/4G/5G networks. Support the Signalling Design, Architecture and Planning manager in evolving the architecture to support 2G/3G/4G & 5G … maintain a database of the relevant protocol versions currently in use within the O2 SS7 network. Produce high level call flows for 2G/3G/4G & 5G services. more »