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Manager - Core Network Operations.Technology Information
MTN GroupJohannesburg, Gauteng, South Africa1 day ago
Job descriptionService Delivery : Ensure continuous availability / retainability and performance of Core Voice services (. VoLTE, CS Voice, VoIP Interconnect, VAS, SMS . Incident & Problem Management : Lead resolution of high-impact incidents, root cause analysis, and implementation of preventative measures. Process Optimization : Improve operational workflows, reduce downtime, and enhance customer experience. SLAs & KPIs Monitoring : Monitor and ensure adherence to SLAs and internal KPIs (. Call Setup Success rate, dropped call rate, Answer Seizure Ratio, Attach Success rate . Network Architecture & Design : Provide input into voice network design, expansions, and upgrades (., IMS, MSS, UDM, Signalling Core elements). Change Management : Approve and oversee changes in the voice core network, ensuring minimal disruption. Vendor & Technology Evaluation : Guide selection and evaluation of technologies, equipment, and vendors. Security & Compliance : Ensure voice platforms comply with regulatory and security standards (., lawful interception, fraud prevention, Access control etc). Cross-functional Engagement : Collaborate with planning, IT, product, and customer service teams for integrated solutions. Roadmap Alignment : Align voice core evolution with the company’s digital and transformation strategy (., transition to 5G, virtualization). Innovation & Future Readiness : Champion adoption of NFV, cloud-native solutions, and AI-driven operations in voice networks. Customer-Centric Initiatives : Contribute to enterprise and wholesale voice offerings and optimizations. Team Development : Build, mentor, and retain high-performing teams of engineers and technical specialists. Performance Management : Conduct evaluations, set goals, and ensure ongoing technical and professional growth. Workforce Planning : Forecast resource needs, plan shifts / rotations, and ensure adequate coverage for 24 / 7 operations. Culture & Engagement : Foster a culture of accountability, innovation, and continuous improvement. OPEX Management : Develop and manage budgets for voice core operations. Cost Optimization : Drive efficiency by rationalizing infrastructure, optimizing license usage, and managing vendor contracts. Project Financial Oversight : Track expenditure, ROI, and resource allocation for voice core projects. Asset Management : Oversee inventory, lifecycle management, and asset audits for voice network components. Minimum of 3-year degree / diploma in Engineering Fluent in English Minimum of 3 years’ experience in a technical Management role within a Telco environment Technical operations experience to supplement Management experience would be an advantage Report Writing Excel / Power Point / Word / Power Bi Analytical Thinker - Manages the alignment and execution of tactical activities Problem Solver - Assists in solving business challenges but looks to others for advice and guidance Operational Value Creator - Executes on innovative commercial practices and identifies areas for continuous improvement Culture and Change Champion - Role model’s ethical practices by living the MTN values and vital behaviours for others to follow Supportive People Manager – Is self-aware and supports team capability development through opportunity creation for realising potential Relationship Manager - Builds relationships with customers and internal teams to uphold the MTN brand Results Achiever - Drives team objectives and contributes to sustainability of results Operationally Astute - Clarifies priorities, plans, organizes and co-ordinates the work of others Tools : Cell phone (data and GPRS), Laptop, data card, data SIM May be required to work extended hours Needs to be able to work in a high-pressure environment and must be delivery focused Approve changes in switch configurations. Initiate troubleshooting procedures for network outages. Manage technical issues to vendor support teams. Approve expenditures within a specified budget. Recommend budget allocations for equipment or upgrades. Approve shift schedules or leave requests for team members. Conduct performance evaluations or recommend training needs. Manage validation of network designs or configurations before deployment. Approve acceptance testing of Ericsson or other vendor equipment. Represent the department in internal or external meetings. Enforce departmental policies and compliance procedures. Key customers : All functions within the Network Operations, IT division and shared technical support areas within the business Key suppliers : MTN Vendors
Mission / Core purpose of the Job
To lead and manage the delivery of projects, optimization and support of voice services across the MTN network ensuring operational excellence, service reliability and continuous innovation in alignment with customer needs and business objectives.
Context (Global influences, environmental / industry demands, organisational mission
All operator testing aspects of the current GSM telecom technologies as used in the current MTN network architecture, this includes future technological advances in the mobile arena as well the convergence of technologies in the data, internet, e-commerce, voice arena, VOIP, self-provisioning, IP etc.
- Liaise with Mobile operators around the globe.
- High Tech, flexibility, knowledge sharing.
- Pressure to increase agility and reduce operational cost
- Business demand for 24x7x365 availability
- Commitment to MTN values.
Key Performance Areas : Core, essential responsibilities / outputs of the position (KPA's)
Operational Management
Technical Oversight
Strategic Collaboration
Leadership & HR Management
Budget & Resource Control
Job Requirements (Education, Experience and Competencies)
Education :
Experience :
Required Skills :
Competencies :
Head - Big Picture Focus
Heart – Emotionally Intelligent
Hands – Results Focused
Other :
Authorities
Operational Authority
Financial Authority
Human Resource Authority
Technical Authority
Administrative Authority
Collaboration (Formal and Informal Relationships)
Responsibility towards :
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Information Manager • Johannesburg, Gauteng, South Africa
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