2nd Line Operations of Core Networks in a multi-vendor environment.
Preventive and corrective second level troubleshooting ensuring quality and continuity of service and the restoring time for Core CS Network Elements.
In collaboration with 1st Line Operations teams, work out procedures related to the analysis of alarms in order to detect and eliminate faults. Design, create and load data configuration, perform software rollout and support integration activities with planning and delivery functions
Very good knowledge of core network principles for 2G/3G technologies, Ericsson MSC-BC, MGW and STP. Knowledge of Unix, NFV, vMSS and VoLTE advantageous.
Good knowledge of core network protocols : C7, SIP, Diameter
Analyse and interpret traces (wireshark traces, IRIS traces, network element traces and logs);
Able to design and create services within MSC configuration.
English (fluent spoken and written)
2 – 3 years of experience in Ericsson Core CS Network Operations and Maintenance activities
Ericsson core network training and certificates or equivalent advantageous
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