Job Title: Position: IN & VAS Engineer (Intelligent Network & Value-Added Service)

Position Summary

The function will support in the definition of the most optimal topology and proposed technology roadmap of the IN/Charging and VAS network to meet a premium service level and architecture,

To evaluate network design and define integrated planning/implementation criteria and guidelines with partners for capacity management and adequate dimensioning of the Core IN network within the acceptable guidelines. Also would evaluate delivery of IN projects to designed SLAs whilst exploring the most efficient ways to deliver any new functional requirements placed upon the Mobile/Evolved Core Network.

Duties and Responsibilities

• Provide technical support for Business Support System (BSS) applications & product operations linked to the charging system such as Mobile Money platform(s), Pretups, IT (DSE), Simbrella, UNICA, CRBT.
• Ensure new services are launched as per Marketing requirements & are timely delivered.
• Responsible for change management of all changes to be implemented to the OCS system.
• Contribute to periodic network solution planning, design & implementation.
• Ensuring Intelligent Network (IN) system Security & Compliance with our existing processes.
• Handle, evaluate and resolve complaints/technical inquiries raised by customer care, marketing, and revenue assurance influencing cross-functional teams to resolve.
• Troubleshoot issues, capture logs, and identify root causes for BSS application problems.
• Manage service Layer (billing) architecture for IN & VAS Planning and Architecture designed to ensure uninterrupted charging & delivery of Value-added Services like Caller Ringbark tunes, SMS, USSD, and any other content provisioning process.
• Analyse business requirements and processes before converting ideas to solution design of new services; where required research into new technology and development in Telecommunication industry with regards to Billing/Charging Systems/VAS and where required OTA services.
• Liaise with vendor partner teams to assure seamless real-time Billing for the VAS/IN services,
• Ensure optimal IN/VAS core nodes performance to support our mobile CS/PS Core as per the business & network requirements.
• Continuously research market trends with emphasis on new and emerging technologies for analysis.
• Ensure that the project related documentation reflects a fit-for-purpose design and compiles with the contractual vendor requirements.
• Perform adequate dimensioning, of all IN/Charging Systems and VAS Nodes - in accordance with network growth and projections.
• Effective understanding of Operational and Business support systems (OSS/BSS) for performance reporting, Key performance indicator (KPI) monitoring and tuning for effective end to end planning of IN/VAS services.
• Responsible for planning all expansion of OCS nodes well in advance.
• Plan evolution of IN/VAS network to best industry practices, where possible push the technological boundaries.
• Develop close working relationships with core Network & Billing Architects, Product Development team and Vendors to ensure IN solutions meet the business's technical and business objectives.

Education, Skills and Qualifications

• Bachelor/Masters of Telecommunication/Electronic Engineering degree.
• Minimum of 3 years working experience in a Mobile Network Operator.
• Relevant experience with Vendor OCS platforms.
• Hands on technical skills with Huawei, Ericsson platforms and IN architectures - Including Service level configuration for data services.
• Extensive knowledge Unix Shell scripting to handle system monitoring & reconciling Databases (Oracle & SQL) on Linux server resources.
• Good understanding of interrelated domains (IT/Voice/Data/Vas applications) functions and working knowledge of the underlying IP technology to facilitate E2E service flow.
• Experience on CS/PS core will be added advantage.
• Good project management knowledge.
• Proficiency in Linux, UNIX, or AIX operating systems, Data Storage & Systems Integration skills.
• Experience in measuring and analyzing network KPI ‘key performance indicators’ and other requirements.
• Strong problem-solving, communication, and teamwork skills.
• Ability to provide 24x7 service supervision through urgent office support and on-call support