Engineer, CS Core 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: Engineer, CS Core

Job: IRC4461
Location: Abuja

Job Summary

  • Provide support on all operational core network equipment and facilitate PAT of newly integrated network elements.
  • Perform core network maintenance activities on the network, node integration, network audit and network performance improvement.
  • Principal Functions
  • Perform operation and maintenance on core network elements to achieve network availability.
  • Facilitate the integrate of new core network nodes.
  • Provide support for the implementation of an effective operational and maintenance framework for core network.
  • Implement change requests, resolve fault escalations and ensure TTs are accurately closed within MTTR.
  • Participate in acceptance of new core network nodes.
  • Ensure effective supervision of core CS network performance and other related activities (telecommunications equipment monitoring).
  • Ensure effective implementation and maintenance of all SIP/E1-PRI connections.
  • Ensure routine and corrective maintenance on MSC/ HSS/ MGW/ STP/ SPS/ SBC/ U2020/ other CS core nodes.
  • Generate incidence reports for core network occurrences weekly and monthly.
  • Implement software upgrades and hardware replacements on core networks.
  • Perform network impact analyses of change requests and software upgrades on core nodes.
  • Perform daily network traffic and KPI trend analysis reports.
  • Ensure core network spares availability.
  • Carry out periodic audits on core network nodes and B number analyses.
  • Participate in BSC and RNC integration into core network.
  • Definition, integration and migration of Cell sites.
  • Perform periodic service tests on the network.

Educational Requirements

  • First Degree or equivalent in Electrical/ Electronic Engineering, Computer Engineering and/ or any other relevant discipline.
  • At least three (3) years directly relevant post-NYSC work experience in core network operations and maintenance.


  • Excellent problem-solving and interpersonal skills.
  • Good time management skills.
  • Good computer literacy (Good hands on with MS Office applications).
  • Good reporting and communication skills.


  • Communication
  • Problem Solving


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

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online

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