Core Network Performance & Optimization At Airtel Nigeria

Airtel Nigeria (Airtel Networks Limited) is a leading telecommunications services provider in Nigeria headquartered in Lagos, the commercial nerve center of Nigeria. The telco ranks amongst the top four mobile service providers in terms of subscribers with a customer base of more than 39.8 million. The company’s product offerings include 2G, 3G, and 4G wireless services, mobile commerce and enterprise services.

We are recruiting to fill the position below:

Job Title: Core Network Performance & Optimization

Location: Lagos
Job type: Full-time

Job Description

• This is a vital position to support the Network function to carry out quality and performance assurance of the e2e core transport network.
• This person will be interacting with the Partners’ Teams very extensively and make use of all available Core Transport tools to ensure timely anomaly detection, escalation, and follow-through to resolution.
• The Key results will ensure top Quality of Service (QoS) and Quality of Experience for Airtel Customers.

Job Responsibilities
Managing Core Transport Media (Access and BB) Performance:

• Ensure all vendor network equipment on the network can interoperate with one another without anomaly.
• Monitor Link performance of all the Microwave links across the network to identify links running errors (SES, BBE, etc.)
• Monitor Receive Signal Levels (RSL) of Links across the network to identify links with degraded RSLs (> 3dbm from design) for required optimization and correction.
• Perform routine (Proactive, Reactive) audits to highlight key performance & quality of service issues across MW links.
• Monitor and output weekly capacity utilization of MW links across the Network.
• Follow through with TX planning, operation, and deployment.

Packet Loss Management:

• Ensure reliable and efficient transmission of data packets across networks by Identifying, analyzing, and coordinating the resolution of packet loss issues with the concerned resolver team.
• (This is key to network quality and user experience assurance).
• Monitoring and troubleshooting: Continuously monitor network performance, identify packet loss issues, and troubleshoot problems using various tools and techniques.
• Root cause analysis: Investigate and determine the underlying causes of packet loss, including network congestion, hardware or software issues, and configuration problems.
• Escalation to issue owners and follow through to resolution.

IP/MPLS network Performance:

• Ensure the availability of IPRAN routers for all vendors. Ensure IPRAN topology and routing are aligned with TX Planning.
• Monitor RX Levels of IPRAN Links and NNI interfaces across the network to identify links with poor RX levels (< design Threshold) for required optimization and error correction.
• Monitor and output weekly capacity utilization of IPRAN links and NNI interfaces across the Network.
• Identify and resolve congested links, input/Output Errors, Memory & CPU loads, CRC checks, Temperature, etc.

Manage Performance & Optimization of the Fiber network:

• Monitor the performance of the Fiber network elements.
• Ensure all fiber primary and secondary routes are up by carrying out routine performance and availability checks on all the routes.
• Flag fiber segments with repeated failures to the Operation team and Partners to improve uptime and link stability.
• Regular KPI quality review, audit, and demand of best practices in fiber management. Review/Identification of snags in newly deployed fiber segments.

Capacity Utilization Monitoring:

• Ensure e2e network Capacity Utilization analysis and forecast for the Transport domain.
• Support in special event preparation and analysis to ensure capacity (e.g., Year-end and festive period).

Educational & Technical Qualifications

• Bachelor of Engineering Degree in Electronics & Communication or any other Science and/or Engineering-based field.
• Sound knowledge of traditional and contemporary Transmission of Mobile Networks – Operations, Performance Management.
• Analytical and Presentation skills.
• Good understanding of Transport Network architecture interfaces and standards.
• Understanding of data traffic routing and addressing.

Required Experience & Skillset:

• Must have 5 – 7 years of relevant experience in Performance Management of the e2e Transport network domain.
• Minimum 3 Vendor Management experience.
• Sound MS Excel skills.
• Knowledge of Performance management systems/tools/support systems.
• Vendor Management.
• Python, Power-BI experience will be an added advantage.
• Sound storytelling ability using data.
• Logical decision-making abilities.
• Flexible and dedicated.
• Ability to innovate and deliver value to the Business.
• Ability to manage an outsourcing par.

Application Closing Date
Not Specified.

Method of Application
Interested and qualified candidates should:
CLICK HERE TO APPLY