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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, Data Carrier Operations

Location: Abuja

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

  • Ensure prompt integration of SGSN/GGSN/MME/PGW/SGW nodes across the network and ensure effective operations and its maintenance.
  • Ensure prompt integration of data roaming and resolution of related challenges.
  • Analyze, prepare, implement and verify the configuration and integration of nodes, network and/or system within data service.
  • Co-ordinate the integration of new BSC, RNC and eNode B to the packet nodes.
  • Ensure implementation of various caching solutions and resolution of challenges.
  • 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 Datacom switches, firewall and routers in line with standard policies and procedures.
  • Troubleshooting/Faultfinding/RCA in configuration/hardware/software.
  • Deployment and Integration of new routers, switches and firewall on the network across various OEM (Huawei and Cisco) product lines on the core network.
  • 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 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, Carrier and Data Services.

Educational Requirements

  • First Degree in Electrical / Electronics Engineering or Computer Engineering.
  • 5 years of experience in telecommunication sector.
  • Good knowledge and experience with Linux and IP Networking, especially Transport, Internet and Application Layer (IPv4, IPsec, TCP, UDP, QUIC, HTTP/s, DNS, RTSP, SSH)protocols
  • Excellent working knowledge of EPC/IMS/LTE architecture, interfaces and procedures, with understanding of key LTE associated technologies and functionality including IMS, VoLTE, SRVCC and CSFB
  • IP Knowledge with minimum certification as CCNA (will be an added advantage)
  • Good working knowledge of 3GPP, IETF and GSMA standards and architectures
  • Knowledge and basic experience in cloud infrastructure and network function virtualization.

Knowledge:

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

Skills:

  • Personal Effectiveness
  • Problem Solving
  • Teaming.

Behaviour:

  • 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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