Packet core specialist

Title: Packet Core Specialist

Department: Technical and Information Systems Department

Unit: Operation Unit




Maintain NSN Packet Core elements and ensure the quality of mobile Internet according to the Company internal procedures and management instructions.




NSN Packet Core network element management

  • Operate and maintain the existing NSN Packet core elements (SGSN, GGSN, Firewalls, DNSs, Core Switches and Routers)
  • Handle troubleshooting activities to solve encountered network problems 
  • Daily routine tasks in the job (monitoring, health check and operating all NSN PC nodes).


Data network security

  • Security policy configuration
  • Ensure the security of the network

Backup network element

  • Perform periodic systems backup off all network elements and secure archive files.


 New services and features implementation and testing

  • Participation in the core network implementation activities
  • Equipment installation and integration
  • Define roaming database and execute the needed tests.



  • Network load report
  • Troubleshooting  report
  • Network fault report 
  • Statistical report on network KPIs.


Other functions

  • Collaboration with Firewall suppliers and international carriers/Partners, other Technical teams in IT, Billing, Engineering, Maintenance is required.
  • Preparation of inventory list of all switches modules.  



  • Telecommunications basics (The principles of building a network based on the standards GSM\UMTS)
  • Technical knowledge (electrical, electronic, etc)
  • Knowledge in software that deals with telecommunication systems
  • IP basic knowledge
  • Linux/Unix , SQL, Oracle, SS7 signalling
  • Higher Engineering in Telecommunication sphere
  • 3-5 years work experience in PSTN sphere.