IMS 2nd Line Operations Specialist
Bucharest, RO
1 zi în urmă

09-Sep-2020 Full Time

Our purpose at Vodafone is to connect for a better future. As a Global Communications Technology company, we put the customer at the heart of everything we do.

We are forever challenging, pushing boundaries and discovering innovative ways to connect our customers with their digital societies.

We connect people, businesses, and communities across the globe to create the future. We earn customer loyalty, experiment, learn fast and get it done, together.

Join our journey as we connect for a better future. Ready?


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 IMS 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.

Perform data configuration, software rollout and support integration activities with planning and delivery functions.


  • In case of incident, assure trouble shooting analysis and all the repair actions, including vendor support escalation, in order to achieve service restoration of Core Network.
  • Perform proactive maintenance activities to prevent incidents and constantly optimize the network. Take corrective measures based on performance management and indicators trend analysis
  • Assure planned work activities, network rollout, software upgrades and parameter changes in core IMS network ensuring quality of service and avoiding regression on network functionalities
  • Perform acceptance test and integration / configuration activities of new network elements of the core IMS
  • Knowledge sharing in order to increase technical skills of other teams involved in deployment and operations activities in the network
  • Skills

  • University degree : faculty of Electronics , Telecommunications and Information Technology
  • 1-2 years of experience in IMS Network Operations and Maintenance activities
  • Good knowledge of IP networks and basic routing.
  • Knowledge of 3GSMPP Standard and ability to execute read and understand a TCP / IP capture of live traffic.
  • Very good knowledge of core network principles for IMS SBC, CSCF, DNS, MGW, MRF,
  • Good knowledge of core network protocols : C7, SIP, Diameter
  • Analyse and interpret traces (Wireshark traces, Tektronix traces, network element traces, logs);
  • Team working oriented
  • English (spoken and written)
  • Vodafone is committed to attracting, developing and retaining the very best people by offering a motivating and inclusive workplace in which talent is truly recognised and rewarded.

    We are committed to promoting Inclusion for All with the belief that diversity plays an important role in the success of our business.

    We actively encourage everyone to consider becoming a part of our journey.

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