Düsseldorf, North Rhine-Westphalia, Germany
I have extensive, in-depth experience with planning, designing and implementing large-scale integration, swap, merger and deployment projects both in the EPC and IMS domains starting from the overall solution architecture design down to the actual configuration and troubleshooting of the deployment based on CLI debugging, logs and traces. A short summary of the projects I have worked on in the past years: - Analysis and performance optimisation of core network elements based NF and network level KPIs and statistics in 1&1's newly launched, containerized, national roaming-based, EPC and IMS domains. - VoWifi, SMSoIP, VoX Emergency, VoLTE Roaming service introduction in parallel (both EPC and IMS) at Vodafone Hungary - Ex-UPC Fixed Line subscriber migration to existing Vodafone VoLTE IMS Network (Creating a converged Mobile + Fixed Line IMS network) - Completely new VoLTE/VoWifi + 2G Network deployment for a new mobile operator in Hungary - VoLTE Service introduction in Telenor Hungary - LTE and LTE Roaming introduction in Vodafone Hungary - Massive APN migration (500+ APNs) between Cisco EPCs nodes within 6 months at Vodafone Netherlands - Complete Packet Core network swap from Ericsson to Huawei in Telekom Hungary I have worked with virtualized Huawei EPC and IMS network elements deployed on VMWare and Ericsson EPC and IMS NEs on the Ericsson customized CEE platform that is based on Openstack.