DIGI Italy , a leading multinational telecommunications company operating in five European countries , is looking for a Core Network Engineer to join its growing team.

You will contribute to the operation, maintenance, and continuous improvement of the mobile core network, supporting both customer-facing services and internal network activities to ensure service quality, reliability, and performance.

Troubleshoot and resolve customer issues related to voice and data services reported through Customer Care and Call Center channels.
Perform root-cause analysis and ensure timely issue resolution in accordance with service quality standards.
Network Integration & Testing
Execute integration and acceptance tests to validate the correct functionality of network elements before deployment into the production network.
Collaborate with Network Engineering teams to identify, analyze, and resolve technical issues detected during testing activities.
Perform interconnection testing with carriers and mobile operators to ensure the proper handling of voice and data traffic.




Network Monitoring & Operations
Monitor network KPIs and performance indicators to ensure optimal network operation and service availability.
Investigate network anomalies and implement corrective actions to maintain service quality and operational efficiency.
Validate the functionality and compatibility of mobile devices, new commercial offers, and value-added services.
Support testing activities related to terminal certification and service launches.
Bachelor’s or Master’s degree in Telecommunications Engineering or a related field.
Knowledge of 2G–4G Core Network architectures and elements , including HLR/HSS, VLR, MSS, SCP (OCS), and IMS.
Basic understanding of GSM, UMTS, and LTE mobile network architectures .
Basic knowledge of mobile network protocols, with a particular focus on Core Network technologies.
Good proficiency in Microsoft Office applications and Windows-based environments.
Good command of t

📌 Infrastructure Network Senior Engineer (Italia)
🏢 Digi Italy
📍 Italia