Senior Engineer, PS Core Operations at 9mobile Nigeria

9mobile is a Nigerian private limited liability company. EMTS acquired a Unified Access Service License from the Nigerian Communications Commission in 2007. The License enables EMTS provide Fixed Telephony (wired or wireless), Digital Mobile Services, International Gateway Services and National/Regional Long Distance Services in addition to spectrum assignments in the 900 and 1800 MHz bands.

We are recruiting to fill the position below:

Job Title: Senior Engineer, PS Core Operations

Job ID: IRC4818
Location: Abuja,NG

Job Summary

  • Perform PS-CORE end to end troubleshooting, conduct Packet core health checks, and carry out end to end KPI analysis and Performance optimization
  • Ensure the implementation, maintenance and operations of Packet switch nodes and effectively monitor all data related links

Principal Functions

  • Configure and integrate different nodes and solutions for both new and existing networks.
  • Analyze problems and identify suitable solution to these problems.
  • Working on complex troubleshooting, using support tools, standard processes and procedures
  • Co-ordinate the integration of new BSC, RNC and eNode B to the packet nodes
  • Integration and deployment of caching solution on the network, alongside its operations and maintenance.
  • Follow up on data network activities on daily basics and ensure fault free network.
  • Perform impact analysis of software upgrade and provide recommendation.
  • Co-ordinate routine maintenance of PS core network elements in line with standard policies and procedures
  • Generate Change Request and develop scripting for implementation for Packet nodes.
  • Ensure effective analyses of the Packet performance reports and proactively resolve any challenges
  • Ensure integrity of public IP address against vulnerabilities.
  • Integration and troubleshooting of VPN’s deployed on the network
  • Perform PS Core Audit activity and resolution on identified loopholes
  • Ensure that the PS Core nodes availability targets are achieved
  • Perform any other duties as assigned by the Manager, PS Carrier.

Educational Requirements

  • Minimum of Bachelor’s Degree in Engineering or equivalent
  • Domain experience:(Packet core) minimum of 4 years.
  • Very good knowledge of Huawei Packet Core nodes, SGSN, MME, GGSN, S- GW and P-GW
  • Good Understanding of Packet Core Surrounding Nodes (Like VOLTE, SCG, Charging Nodes, etc.)
  • Good knowledge of Policy server (PCRF, PCEF), DNS
  • Familiar with virtualization and the Cloud Systems
  • Excellent IP background.


  • GPRS (SGSN/GGSN) operational experience with focus on troubleshooting
  • Fault analysis & Performance reporting/analysis


  • Personal Effectiveness
  • Problem Solving
  • Teaming


  • Passion for Excellence
  • Integrity
  • Empowering people
  • Growing people
  • Teamwork
  • Customer Focus

Method of Application
Interested and qualified candidates should:
Click here to apply online


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