Job Title: CS Core Performance – Manager
Job Field
Engineering, Technical, ICT, Computer
Job Description
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
Manage and maintain relationships with internal stakeholders
Liaise with other network department (operations, Planning and implementation)
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
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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Managerial Job at MTN Nigeria
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