Senior Specialist Converged Charging System

Job description

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.