Core Network Operations Specialist

4 settimane fa


Roma, Lazio, Italia Vodafone A tempo pieno

Job Purpose:

As a Core Network Operations Specialist at Vodafone, you will be responsible for ensuring the quality and continuity of our Core IMS Networks in a multi-vendor environment. This involves preventive and corrective second-level troubleshooting, ensuring that our network is running smoothly and efficiently.

Key Accountabilities and Decision Ownership:

• Troubleshoot and resolve incidents related to Core Network operations, ensuring timely restoration of service and performance.

• Perform proactive maintenance activities to prevent incidents and optimize the network, including daily walkthroughs and health checks.

• Ensure planned work activities, network rollouts, software upgrades, and parameter changes are executed with quality and without regression.

• Introduce and manage cutting-edge technologies, including vendor and on-the-job training.

• Perform acceptance tests and integration/configuration activities for new network elements.

Key Performance Indicators:

• Putting customer first

• Managing a changing environment

• Delivering results

• Communicating for impact

Core Competencies, Knowledge, and Experience:

• Strong knowledge of core network principles for 2G/LTE technologies, including MSS, MGW, SBC, CSCF, TAS, ENUM, and VoLTE.

• Good knowledge of core network protocols, including SIGTRAN, ISUP, CAMEL, INAP SIP, Diameter, TCP/UDP, S1AP, GTP/GTPv2, MAP, and BSSAP.

• Experience in trace analysis, including Wireshark traces, Tektronix traces, and network element traces.

• NFV Framework basics and knowledge of VNF context and technologies, including virtualization layer, VIM, and VNF Managers.

• Automation skills based on common languages/tools, including Python, Power Automation, RH Ansible, and scripting.

• Unix/Linux OS administration skills.

• Team working oriented and good communication skills.

• Fluency in English (spoken and written) and Italian.

Must-Have Technical/Professional Qualifications:

• University degree in Electronics, Telecommunications, and Information Technology.

• 1-2 years of experience in Core Network Operations and Maintenance activities.

• Nokia core network trainings and certificates or equivalent.



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