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Full-time
NGN Not Specified
Lagos
14 Nov 2025
Telecommunications

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: Manager, Core Operations

Location: Lagos

Job Summary

  • Manage the operation and maintenance of both Circuit Switching (CS) and Packet Switching across all Core network systems and provide high-level support functions on Core CS equipment. 


Roles and Responsibilities

Tactical:

  • Assist the Head, Core and VAS Operations in communicating the unit’s direction and objectives to all staff.
  • Keep abreast of global and local best practice as it relates to the team/ function’s activities.
  • Assist in continuously reviewing the unit’s activities, make recommendations for improvement and implement approved improvement initiatives to ensure enhanced performance of the team.
  • Assist in identifying required resources, personnel and funding to achieve the unit/ function’s strategy.
  • Establish and manage service levels with key internal and external stakeholders.

Operational:

  • Ensure that technology road map for the network aligns with regulatory guidelines as well as future industry trends.
  • Effective tracking of key KPIs (CSR/ASR/PSR/LUSR/CSSR/etc.) and taking prompt preventive/corrective measures where needed
  • Oversee all project implementation with partners/vendors (HUAWEI, NOKIA, BICS, MontyMobile, LATRO, UTIMACO and others)
  • Manage the operation/maintenance of all ATCA core network systems (MSC/HSS/MGW/SBC/STP/SPS/ITSC/LIG/U2020)
  • Promptly implement all interconnects with local & international partners
  • Coordinate Software Upgrades, Patch installations on all cs core network nodes
  • Enforce resolution of all Trouble Tickets with the back-office team and VENDOR
  • Manage all CS core configuration database/parameter management
  • Coordinate all core redistribution of HW/SW resources across network nodes
  • Manage operational acceptance for new features/new nodes/new network products
  • Ensure regular redundancy/backup/restore activities across all cs core services
  • Enforce strict conduct of Quarterly audit of all cs core node configurations and ensure implementation of all relevant recommendations
  • Continuously review all cs core operations frameworks, make recommendations for improvement and implement approved improvement initiatives to ensure enhanced network performance.
  • Recommend and implement strict measures to control fraudulent and high usage activities of illegal inbound/outbound roamers on the network.
  • Manage the implementation of all SCCP signaling links for new roaming partners via International SCCP carriers
  • Manage the process of defining roaming network data as per the IR.21
  • Ensure optimal signaling/inter-working requirements between PLMNs/ Roaming partners
  • Co-ordinate the monitoring of SCCP link alarms and LU failures
  • Provide high-level coordination on roaming and interconnect faults
  • Perform any other duties as assigned by the Head, Core and VAS Operations

Education and Experience

  • First Degree or equivalent in Electrical Engineering  
  • Six (6) to eight (8) years' work experience with at least three (3) years in a supervisory role

Required Capabilities:

Knowledge:

  • Network Availability and Capacity Management
  • Control Network Technologies
  • IP Technologies 

Skills:

  • Teaming
  • Delegation/ Supervisory
  • Problem Solving

Behavior:

  • Passion for Excellence
  • Integrity
  • Empowering people
  • Growing people
  • Team work
  • Customer Focus.

Application Closing Date

Not Specified.

Method of Application

Interested and qualified candidates should:

Click here to apply online

https://odooerp.9mobile.com.ng/jobs/manager-core-operations-1996