PS Core & IP/MPLS Performance - Manager at MTN Nigeria

Job description    
• Provide  Network Performance report to ensure visibility to network performance,
• Escalation and follow up on the Core PS and IP/MPLS domains exception to drive restoration of service
• Carry out capacity monitoring/reporting of IP Network, (MPLS, Switches, Routers, and security devices – Firewalls, IPS etc.),  PS Core Network Elements; (SGSN, GGSN, SASN, SAPC, etc. ) multimedia and Internet services platforms and interfaces (WAP Gateway, DNS, AAA/radius, internet upstream capacity) ensuring capacity constraints are avoided  and available capacity efficiently distributed
• Perform usage trend analysis for PS and IP network elements and connecting interfaces and  use this to  provide a guide to capacity forecasting  and planning
• Analysis of trend of mobility and session management reports for performance anomalies/exceptions; escalate to responsible teams and make recommendation for optimal performance.
• Coordinate routine parameter audit and consistency checks on PS Core nodes (including  QoS and PCRF application audit) to ensure consistent parameter setting to ensure improved network quality
• Monitor PS Core and IP/MPLS Network Elements with the aim of identifying poor performance and escalating/follow up with responsible stakeholders to improve performance and give customers desired experience.
• Coordinate KPI improvement recommendations to ensure timely intervention in the case of perceived degradation on PS Core and IP/MPLS Nodes performance.
• Monitoring the Data network traffic and observe various trends to detect any potential bottlenecks in advance and engage relevant departments to facilitate its avoidance
• Ensure provision of regular performance report to Management
• Collate and analyze performance data against defined parameters and ensure proper monitoring of performance through data gathering and statistical reports.
• Ensure tests and procedures are carried out, evaluated and properly understood and ensure product modifications are investigated.
• Audit KPI definition and formula across the  technologies
• Analyze the performance KPI and Utilization evolutions,  and make recommendation for improvement and efficient use
• Provide an internal Network Quality and Audit function allowing independent and objective performance analysis of the network and its impact on the business including commercial promotion/activity  impact analysis
• Identify changes to performance framework as a result of  new technology, design or processes, understand  implication of such changes and  ensure alignment with performance strategy by incorporating new KPIs to deliver optimal customer experience
• Monitor network implementations and changes pre /post implementation ensuring minimal disruption to service performance, availability and quality
• Monitor and benchmarks network KPIs driving optimum performance in the PS core and IP networks
• Multi - technologies – 2G, 3G, LTE etc.
• Multi  - vendor – Huawei, Ericsson, ZTE
• Multi services – Data, Voice,  VAS
• Service and technology convergence- Voice data, VOIP, EPC etc.
• MS environment
• Multi-layer  Analysis of Performance
• Technology evolution path for GSM– 2.5G/3G (GPRS, UMTS)
• Value Added Services and time to  market
• Maintain highest standards of network performance and quality as business transitions to  Managed Services in both the rollout & operational environments
• Multi-layer  Analysis of network Performance & Quality
• Liaise consistently with network group stakeholders to maintain acceptable levels of network/service performance, availability and quality
• Definition of  local, regional and industry specific measurement indices/ metric in collaboration with relevant stakeholders in network Group
• Accurate reporting of network KPIs to both internal (NWG, CS,CR etc.) and external stakeholders (Regulators)
• Liaise with other network department (operations, Planning and implementation)
• Manage and maintain collaborative relationships with internal stakeholders

Job condition    
• Normal MTNN working conditions
• May be required to work extended hours
• International and National travel

Experience:
8 years’ experience which includes:
• 5 years’ work experience in IP/PS core preferably in a mobile company
• 3 years’ experience in Performance/quality assurance/planning of Core PS and/IP transport
• Sound knowledge of IP protocols and PS core for telecom grade service
• 2 years managerial/Supervisorial  Experience

Training:
• PS Core Architecture and planning
• IP/MPLS training and/or certification
• IP Signaling
• Network performance and statistics
• Vendor and experts management

Minimum qualification    
BEng, BSc, BTech or HND