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
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 BEng, BSc, BTech Or HND
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