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Senior Specialist Converged Charging System

Posting Country:  Congo, the Democratic Republic of the
Date Posted:  26 Oct 2026
Full Time / Part Time:  Full Time
Contract Type:  Permanent

At Vodacom, we’re working hard to build a better future. A more connected, inclusive and sustainable world. As a dynamic global community, it's our human spirit, together with technology, that empowers us to achieve this. 

We challenge and innovate in order to connect people, businesses, and communities across the world. Delighting our customers and earning their loyalty drive us, and we experiment, learn fast and get it done, together.

With us, you can be truly be yourself and belong, share inspiration, embrace new opportunities, thrive, and make a real difference. 
 

MAIN PURPOSE

The Senior Specialist Converged Charging System is responsible for the design, implementation, operation, performance, capacity management, optimization, and evolution of the Converged Charging platform supporting Mobile, Fixed, Digital, and Enterprise services. The role ensures high availability, service continuity, revenue assurance, and seamless charging experiences across prepaid, postpaid, hybrid, and digital service offerings.


The incumbent will lead technical initiatives, support business transformations, execute new product implementations, drive automation, and ensure integration between charging systems and core network elements, billing platforms, digital channels, and third-party systems.

KEY ACCOUNTABILITIES

Operational Management

•    Ensure 24x7 availability and stability of the Converged Charging System (CCS).
•    Monitor system health, performance, and service quality indicators.
•    Lead incident management and root cause analysis for major outages.
•    Ensure compliance with SLA, OLA, and operational standards.

System Engineering & Optimization

•    Perform platform capacity planning and forecasting.
•    Optimize charging performance, rating efficiency, and system throughput.
•    Manage hardware and software upgrades, patches, and migrations.
•    Lead architecture reviews and continuous improvement initiatives.

Product & Service Delivery

•    Support introduction of new mobile, fixed, converged, IoT, and digital products.
•    Configure charging rules, offers, bundles, promotions, and real-time rating scenarios.
•    Ensure accurate charging for voice, data, SMS, VAS, roaming, and digital services.
•    Collaborate with commercial teams during product development and rollout.

Integration Management

•    Manage integrations with: PCRF/PCF, Billing Systems, CRM Platforms, Mediation Systems, Recharge Platforms, Roaming Systems, Digital Channels, API Gateways, Revenue Assurance Systems

Governance & Compliance

•    Ensure system security compliance and access management.
•    Maintain technical documentation and operational procedures.
•    Ensure disaster recovery readiness and business continuity compliance.
•    Participate in audits and compliance assessments.

Vendor & Stakeholder Management

•    Coordinate with vendors for support and issue resolution.
•    Manage technical escalations and service improvement plans.
•    Work closely with IT, Core Network, Digital, Enterprise, Commercial, and Finance teams.

Leadership Responsibilities

•    Provide technical guidance to engineers and specialists.
•    Lead knowledge transfer and mentoring initiatives.
•    Drive automation and operational excellence programs.

TECHNICAL KNOWLEDGE

The candidate should possess strong knowledge in:

•    Real-Time Charging Systems (OCS/CCS)
•    Offline Charging Systems
•    Online Rating & Balance Management
•    Product Catalog Management
•    Policy Control and Charging Rules Function (PCRF/PCF)
•    3GPP Charging Architecture
•    Diameter Protocol
•    HTTP/S and REST APIs
•    Service-Oriented Architecture (SOA)
•    Microservices Architecture
•    Linux/Unix Administration
•    Oracle Database Administration and SQL
•    High Availability & Geo-Redundant Architectures
•    Kubernetes and Container Technologies
•    Cloud Native Telecom Platforms
•    Revenue Assurance Principles
•    Service Monitoring and Analytics

QUALIFICATIONS

Education: Bachelor’s Degree in Telecommunications, Computer Science, Information Technology, Software Engineering, Information Systems, or a related field.
Professional Certifications (added advantage): Telecom Vendor Charging Certifications, Database Certifications, Red Hat Linux Certifications, ITIL Foundation Certification, AWS, Azure, or Cloud Certifications.

Experience
•    Minimum 6 years in Telecommunications Core Systems and hands-on experience with Online Charging Systems.
•    Proven experience managing mission-critical charging platforms.
•    Experience in mobile and fixed service charging environments.

Commitment from Vodacom

Vodacom is committed to attracting, developing and retaining the very best people by offering a flexible, motivating and inclusive workplace in which talent is truly recognized, developed and rewarded. We believe that diversity plays an important role in the success of our business and we are committed to creating an inclusive work environment which respects, values, celebrates and makes the most of people’s individual differences - we are not only multinational but multicultural too. At Vodacom you will have access to our excellent flexible benefits programme that you would expect from any global company.

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