Senior Engineer, Carrier and Roaming 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, Carrier and Roaming

Job ID: IRC4810
Location: Abuja,NG

Job Summary

  • Support both PS and CS Core network roaming activities andimplementation.
  • Coordinate all roaming related troubleshooting, fault analysis, network audit and performance improvement measures – preventive maintenance.
  • Conduct roaming audit and performance improvement activities on the network nodes for both data and carrier services.
  • Ensure international carrier activities are in line with all agreed SLAs & KPIs.

Principal Functions

  • Supervise core network operations and maintenance activities.
  • Perform roaming integration and performance improvement.
  • Configuration and implement both of voice and data roaming across network elements
  • Ensure international KPI are sustained for calls to various destinations.
  • Ensure proper documentation of all roaming configuration.
  • Perform network impact analysis of software upgrade for core nodes.
  • Maintain snag/ fault lists and follow up with vendor on clearance.
  • Analyse performance reports and proactively resolve core network challenges.
  • Specify and review the performance measurement counters.
  • Perform core network audit and optimization on core nodes.
  • Lead the troubleshooting of core network operations challenges and create solutions.
  • Generate core network operations daily traffic and KPI trends.
  • Perform periodic reconciliation of HLR profile and templates against business requirements.
  • Perform other tasks as may be assigned by the Manager Carrier and Data services.

Educational Requirements

  • First Degree or equivalent in Electrical / Electronic Engineering, Computer Engineering and/ or any other relevant discipline.
  • Minimum of four (4)years directly relevant post NYSCwork experience with relevant vendor core nodes


  • Excellent communication and interpersonal skills.
  • Excellent problem-solving skills.
  • Good time management skills.
  • Good reporting skills.


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

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


Leave a Reply

Your email address will not be published. Required fields are marked *