Manager, CS Core Performance at MTN Nigeria

Job Description

• Manage CS Core network performance to ensure optimal service Quality
• Responsible for CS Core Quality of Service monitoring, analysis Operational re-engineering and ensuring Core Network performance indices are maintained above agreed targets in delivering best in class Customer experience. Drive initiatives and interventions to improve Core and overall Network quality
• Perform routine (Pro-active, Reactive)monitoring, analysis and audit key performance & Quality of Service indicators across the network
• Carryout GSM Core Network service and capacity audits and evaluations identifying and escalating congestion and impaired points to respective Planning & Optimization units
• Monitor Core Network performance KPIs with the aim of identifying poor performance and escalate/follow up with responsible cross functional teams to improve performance and give customers desired experience.
• Coordinate KPI improvement recommendations to ensure timely intervention in the case of perceived degradation across Core TDM, IP & Signaling interfaces
• Conduct capacity utilization analysis ensuring optimal allocation and utilization of deployed resources
• Provide traffic growth trending as a guide/input to capacity forecasting and planning process
• Analysis of SS7-ISUP & SIGTRAN information data for all interfaces and determine threshold breach that may impact optimal performance of the signaling network
• Trigger responsible Planning units, coordinate and ensure timely network optimization including POI, Routing, traffic balancing and KPI improvement  across all interconnected nodes
• Ensure End to end Core Network Performance governance and vendor  management within the Managed Service Contract
• Perform Capacity monitoring/reporting quality indicators on own Nodes interconnection, POIs with PTOs and GSM operators
• Analyze interconnect KPIs [ASR, ACD, NER] for A-interface, inter-MSC and POIs provide basis for optimization and interventions
• Ensure roaming quality monitoring to help proactively reduce roaming challenges
• IR21 roaming database audit and Roaming interconnection checks over GRX
• Conduct post-implementation/optimization checks in conjunction with planning units to
• Build and maintain knowledge repository of all capacity/network issues, optimization intervention and resolution details
• Define network performance health pattern/benchmark with a view to managing distortion arising from introduction of new nodes or new technology
• CS Core Performance Analysis
• Interconnect Performance Analysis.

Job Condition

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

Requirements, Experience & Training
Education:

• Bachelor's degree in a field of Engineering, preferably electrical/electronics
• Master’s degree in a relevant discipline added advantage.

Experience:

• 8 years’ experience which includes:
  • 5 years’ work experience in CS core planning, optimization or Performance  in a GSM environment
  • 3 years’ experience in Performance/quality assurance/planning of Core CS 
  • 2 years managerial/Supervisorial  Experience
• Detailed knowledge of control and Access layer technologies with ability to evaluate protocol context and terminations for all MGCP and H.248 end points
• Expert technical knowledge of BSS/NSS protocols including SS7 MAP/ISUP, SIGTRAN, SCTP BICC,M3UA, M2UA, , BSSAP, SCCP
• Conversant with supplementary service delivery platforms (SDP, STP, HLR, SMSC, IVR etc. and their performance criteria. Knowledge of interworking of the  various network nodes and services platform
• Ability to perform protocol analysis for CAP messages including CAP3
• Excellent knowledge of TDM, IP/MPLS/Ethernet interfaces
• Understanding and practicability of relevant GSMA practices dealing with Global Roaming Quality [ PRD IR-21, IR-81, IR-42].

Training:

• Analytical, statistical and Presentation skills
• Vendor and experts management.

Minimum qualification

• B.Eng, B.Sc, B.Tech or HND.