Airtel Networks Limited, commonly known as Airtel Nigeria, is a leading telecommunications services provider headquartered in Lagos, the commercial nerve center of Nigeria. As one of the top four mobile service providers in the country, Airtel Nigeria boasts a substantial subscriber base exceeding 39.8 million customers. The company's diverse product offerings include 2G, 3G, and 4G wireless services, mobile commerce solutions, and enterprise services.
Job Opening: Core Network Performance & Optimization
Location: Lagos
Job Type: Full-time
Job Description
We are seeking a dedicated professional for the role of Core Network Performance & Optimization. This crucial position supports the Network function, ensuring the quality and performance assurance of the end-to-end core transport network. The role involves extensive interaction with our Partners’ Teams and the utilization of Core Transport tools for timely anomaly detection, escalation, and resolution, thereby guaranteeing top Quality of Service (QoS) and Quality of Experience for Airtel Customers.
Key Responsibilities
Managing Core Transport Media (Access and BB) Performance:
- Ensure interoperability of all vendor network equipment without anomalies.
- Monitor and identify errors (SES, BBE, etc.) in Microwave link performance across the network.
- Conduct routine audits to highlight key performance and quality issues in MW links.
- Produce weekly capacity utilization reports for MW links across the network.
- Collaborate with Tx planning, operations, and deployment teams.
- Monitor Receive Signal Levels (RSL) to optimize and correct degraded links (> 3dBm from design).
Packet Loss Management:
- Ensure reliable data packet transmission by identifying and resolving packet loss issues.
- Perform root cause analysis to address network congestion, hardware/software issues, and configuration problems.
- Escalate issues to responsible teams and follow through to resolution.
- Continuously monitor network performance and troubleshoot packet loss issues using various tools.
IP/MPLS Network Performance:
- Ensure availability and proper functioning of IPRAN routers for all vendors.
- Align IPRAN topology and routing with TX Planning.
- Monitor weekly capacity utilization of IPRAN links and NNI interfaces.
- Identify and resolve congested links and performance issues related to input/output errors, memory & CPU loads, CRC checks, and temperature.
- Optimize and correct RX levels of IPRAN links and NNI interfaces.
Fiber Network Performance & Optimization:
- Monitor the performance of fiber network elements.
- Conduct routine performance and availability checks on all fiber routes to ensure uptime.
- Flag repeated fiber segment failures to the Operations team and partners for improved stability.
- Review and audit KPIs and fiber management practices to identify and resolve issues in new fiber segments.
Capacity Utilization Monitoring:
- Perform end-to-end network capacity utilization analysis and forecasting for the Transport domain.
- Support special event preparation and analysis to ensure sufficient capacity during peak periods (e.g., year-end and festive periods).
Educational & Technical Qualifications
- Bachelor’s Degree in Electronics & Communication Engineering or any related Science/Engineering field.
- Strong understanding of Transport Network architecture, interfaces, and standards.
- Knowledge of data traffic routing and addressing.
- Expertise in traditional and contemporary Transmission of Mobile Networks operations and performance management.
- Excellent analytical and presentation skills.
Required Experience & Skillset
- 5-7 years of relevant experience in Performance Management of end-to-end Transport networks.
- At least 3 years of Vendor Management experience.
- Proficiency in data storytelling.
- Strong logical decision-making abilities.
- Flexibility and dedication.
- Innovative mindset to deliver business value.
- Experience in managing outsourcing partners.
- Advanced MS Excel skills.
- Knowledge of performance management systems/tools/support systems.
- Vendor management experience.
- Python and Power BI skills are an added advantage.
How to Apply
Interested and qualified candidates should click here to apply.
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