Korek Telecom

Packet Core Expert

Job Overview


The main role of this position is to provide expert level support for all operation and maintenance of Packet Core and MPBN nodes through monitoring all domain KPIs, assuring 100% service availability and ensuring a smooth operation of Mobile Internet network in technical department including design and commercial plans.

Key Responsibilities
  • Support implementation and planning of new Packet Core nodes. (SGSN/GGSN/DNS/eDNS/Radius/DPI/SGW/PGW), as well as packet Core routers, MPBN and switches within mobile internet network.
  • Timely resolution of escalated problem & trouble tickets within packet core network.
  • Routine monitoring & sanity checks for proper operation of Mobile internet, products and services, MPBN routers and switches.
  • Debugging of issues.
  • Provide sufficient data (logs, configurations, traces) for all packet core nodes (Live traces).
  • Follow up Raised CSR on daily basis for all problems and make sure of timely resolution within SLA.
  • Generate weekly/monthly report for Mobile internet nodes.
  • Proactively audit Packet Core/MPBN/Routers domain for fraud cases.
  • Maintain long-term plan for Packet Core nodes/MPBN evolution and roadmap.
  • Managing implementation of data products and services within Technical department.
  • Plan and implement new Packet Core/MPBN/Routers integrations and expansions.
  • Interface with commercial and IT to deploy all needed business configuration on packet core and security node within technical department.
  • Interface with customer care to receive all local and roaming mobile data problems and solve them on a timely basis.
  • Provide on-site operation and support for core nodes (SGSN, GGSN, ADC, Radius, DNS,MPBN,Routers/Switches/SGW/PGW).
  • Handle all HW/SW upgrades activities with vendor and concerned teams.
  • Support and plan all packet Core and NPBN integrations with external network elements.
  • Packet core expert and practical knowledge.
  • Hands on experience and knowledge of key LTE EPC components including MME, SGW, PGW.SGSN, GGSN, and MPBN router and switches.
  • MPBN Routers and switches expert Knowledge.
  • Hands on Experience on CISCO MPBN router and switches.
  • Working hands on experience in any of Core Network interfaces e.g. S1, S3, S4, SGs, SGi, Gx, Gy, SGs, Gr, S11 including networking protocols such as TCP, UDP, Diameter, GTP, SS7.
  • Hands on experience on different packet core vendors (Ericsson/CISCO).
  • Expert knowledge on Deep packet Inspection functionalities.
  • CCNP/CCIE is a plus.
  • English (required)
  • Kurdish (required)
  • Arabic (preferred)


  • Number of Positions: 1
  • Experience: 5-10 years of work experience in relevant field.
  • Education: Bachelor Telecommunication, IT or Software Engineering.
  • Location: Erbil

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