Engineer - Roaming VAS at MTN Nigeria

The Roaming VAS Engineer will report to the Manager: Roaming Technology Operations; The roaming engineer will be responsible for set up, implement, monitor & manage all policies and procedures relating to International Roaming activities 

Responsibilities

Key Performance Areas: Core, essential responsibilities / outputs of the position (KPA's)

The role will be accountable to achieve the following objectives:  

• To act as a Subject Matter Expert for Roaming VAS  in MTN GC
• To perform operation activities on the Roaming VAS platform (Steering, Border Control, GLR, Welcome SMS etc…).  
• To Configure all parameters linked to the Roaming VAS application
• Implement new IR partner data according to IR.21 specification.
• Implement commercial roaming data for partners announced to be launched commercially.
• Update new IR partner’s data when required.
• Monitor the international roaming performance.
• Ensure consistency, accuracy and integrity of all related data and documentation
• Attend to all logged/assigned IR related faults and queries.
• Conduct trouble shooting and problem resolutions to all IR related faults or queries.
• Provide technical roaming support to internal divisions within the organization.
• Assist all divisions with roaming related technical problems.
• Liaise with foreign operators, internal departments and external parties with regards to roaming related issues.
• Prepare all required IR reports related to the activities within the roaming section.
• To handle and resolve customer incidents
• To implement traffic routing  
• To coordinate and manage vendor activities during the project deployment to guarantee market time and compliance with partner requirements.
• Performing diagnostics, finding the resolution/workaround for trouble
• Supporting escalated fault management.
• Be responsible for Logging and tracking of TAC
• Initiate corrective action for the faults handled.  
• conduct analysis of network traffic abnormalities / network congestion/Network KPI
• Performing functional tests  
• Implementing work around.
• Manage the root cause of each incident and implement preventive actions to prevent reoccurrence of Faults.
• Determining the risk and impact of implementing the change.
• Creating a Change Plan of the individual change.
• Reviewing the design, develop and implement (part) of the Change Request, within the time frame
• Conducting post review to assure successful implementation along with identification of any external impacts or new requirements
• Activities relating to the change
• Activating rollback plan and invoking Fault Management or other interface process, when applicable.
• Coordinating all CRs for the CAB or ECAB meetings
• Ensuring timely implementation of the requested change
• Ensure Pre and Post Check  
• Resolving any issues with the implementation
• End to end Onboarding of new customer
• Handle PM request from other process, analyse and categorize PM requirement
• Review and approve the preventive maintenance procedure and plan of the Preventive Maintenance within timeline SLA.
• Timely review and finalize the Preventive maintenance report
• Make step-by-step guideline and related templates for all kinds of Preventive maintenance service within SLA.
• Developing and maintain technical project documentation.
• Delivering detailed functional and technical analysis against project work packages in line with solution designers in other squads; handshakes on the specifications of the integration points.
• Preparing design documents for the delivery such as Call flows, solution documents, High Level design and Low-level design documents
• Supporting testers for test case preparation, reviews test cases.
• Participating in User Acceptance Testing (UAT) for Messaging projects before production releases.
• Executing RFP/RFP & SOW process if required.
• Working with the solution architect to maintain product roadmaps and target architecture.
• Reviewing and approving vendor design documents; follow-ups vendor development.
• To drive cross-functional projects and alignment, especially with commercial and security teams.

Qualifications

Education: 

• Minimum 3-year Academic Degree (B Eng. / BSc Degree preferred)  
• Relevant certification/accreditation/membership with professional body as required for role  
• Fluent in English and language of country (preferable)  

Experience: 

• 5+ years’ experience in an engineering field 
• Expert in SMS/SS7/IP/SMPP data solutions 
• Experience with SMS Routing, Hub and Firewall technology 
• Knowledge of UNIX-Solaris, AIX, HPUX, Windows, Linux and cloud technology 
• Understanding of Change Management Life Cycle Principles 
• System Support and Trouble Analysis skills (root cause analysis, alarm management platforms, troubleshooting, etc.) 
• Server & System Administration skills 
• Knowledge of Analysis Tools  
• Hardware installation and repair skills 
• Knowledge of OSI network protocol design 
• Knowledge of Configuration, Backup, and Restoral processes necessary to support the telephony/voice infrastructure 
• Experience using and writing technical documentation 
•  High level vendor certifications (i.e., CCNA) 
•  Ability to lead engineering teams 
• Expert analytical and problem-solving skills 
• Must have experience in eTOM, SID and NGOSS Framework. 
• Excellent communication and presentation skills, both verbal and written. 
• Ability to solve problems using a creative and logical mind set. 
• Worked across diverse cultures and geographies (advantageous)