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Date:  20-Nov-2022

Beograd, RS, 11070

Internship - Core Network Operations Engineer

About us:
As one of the region’s largest telecommunications infrastructure services provider, CETIN Group drives digital transformation by providing cutting edge telecommunications infrastructure solutions. 
The CETIN Group means four infrastructure operators – CETIN Bulgaria, CETIN Hungary, CETIN Serbia and CETIN in the Czech Republic with approximately 3000 employees. With the organization we are constantly working on improving and managing technology demands, our focus is to deploy the best in class telco infrastructure and meet challenging market demands. 
CETIN Serbia is a provider of fixed and mobile infrastructure services to telco operators, internet service providers and other companies in the Serbian and regional market and was founded in 2020 after undergoing a legal separation from Telenor Serbia


•    Working in the Core network operations team (Cloud core based platform; 2G/3G/4G/VoLTE),
•    Responsible for Core Network operations performance analysis, reporting, troubleshooting and integration of new elements.
•    Providing high level service quality on Core Network 
•    Improvement of Core Network performance quality 
•    Participation in big company projects 


•    University degree in electrical engineering or computer science or students of final year
•    Knowledge in 3GPP IMS Core NEs, interfaces and protocols (SIP, Diameter, H.248) is advantage
•    Knowledge of TCP/IP Protocols is advantage
•    To be a  team player, well organized and structured
•    Strong communication skills in English (both written and verbal).
•    Self-driven and motivated to learn and constantly develop.


•    Working with talented people willing to share their professional knowledge
•    Open working space and flexible working hours
•    Paid internship and career development opportunities
•    Laptop, mobile phone and tariff package in line with company policy 

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