• Application Deadline:
• Position: Senior Engineer, VAS Operations



• Job Type Full Time



• Qualification BA/BSc/HND



• Experience 5 years



• Location Abuja




• Job Field Engineering / Technical 
  
  

Job Summary

• Perform value-added Service end-to-end troubleshooting, conduct VAS health checks, and carry out end-to-end KPI analysis and Performance optimization


• Ensure the implementation, maintenance and operations of VAS nodes and effectively monitor all data-related links

Roles and Responsibilities

• Liaise with vendors to commission, integrate and perform system acceptance testing (SAT) for VAS elements on EMTS’s network.


• Troubleshoot circuit switching VAS network nodes such as Voicemail, USSD, IVR, CRBT, SMSC, IPCC, SCG, etc, as required to prevent, isolate, and resolve network faults.


• Ensure adherence to a proactive maintenance cycle on all VAS circuit switching systems


• Review recommendations of the internal audit function relating to both CS and PS VAS system policies, standards, guidelines and operations and take action as required.


• VAS Systems and Services’ diagnosis and resolution of issues to ensure MTTR and other service availability KPIs are met


• Development, configuration, and integration of all VAS solutions/systems in line with the Digital strategy execution plan


• Technical reviews to implement solutions and workarounds for faults/incidents


• Properly escalate and document unresolved service or system issues to appropriate internal or external teams and follow up to ensure they are satisfactorily closed within SLA


• Timely delivery of projects assigned with the goal of ensuring high-quality standards are met and solutions are operationally viable. 


• Collaborate with both Technical and Business teams to ensure seamless deployment of products


• Proactively manage capacity and ensure VAS systems operate below 70% utilization


• Mobilizes smooth operation of VAS nodes; testing and integration of new NE with the existing network.


• Takes care of all VAS related servers including their connectivity with all the other nodes


• Supervise maintenance of all VAS services i.e., nodes (SMSC, USSD, IVR, CRBTs, etc) in the network.

Education and Experience

• First Degree in Electrical / Electronic or Computer Engineering.


• 5 years of experience in the telecommunication sector.


• Good knowledge and experience with Linux and IP Networking, especially Transport, Internet and Application Layer (IPv4, IPsec, TCP, UDP, QUIC, HTTP/s, DNS, RTSP, SSH) protocols


• Preferably with Knowledge on VAS systems like SMSC, SMPP-GW, VoiceMail, VoiceSMS, RBT, SDP(Service Delivery Platform), RSC(Roaming Service Center), USSD, Collect Call, WAP/WEB Portal, Mobile TV, MMSC, WAP-GW, ADC & OTA, MTA(Mail Transfer Agent)


• Good knowledge in operating systems like Windows, Red hat or SUSE Linux, SUN Solaris and etc.


• Good knowledge in databases like MySQL, SQL, Oracle and etc


• Good knowledge of shell scripting and software engineering.


• Working knowledge of security encryption solutions – SSL, firewalls, VPN, IPsec


• Strong experience in programming/scripting language(s) – Python, Perl , Shell  or equivalent


• 3rd Party RESTful API integration, PHP, MySQL, SQL server, web service working knowledge preferred


• Knowledge and basic experience in cloud infrastructure and network function virtualization. 

Required Capabilities

Knowledge:

• Familiar with VAS equipment and platform


• Working knowledge of Microsoft IIS and ASP.Net; Web/internet content filtering


• IP Technologies 


• Knowledge of Database Management and SQL query


• Strong knowledge of (SMPP, SMPP3.4,OS(UNIX, Linux)


• Domain name, service configuration and management,


• Good communication skills and strong customer –


• Personal Effectiveness


• Problem Solving


• Teaming

Behavior:

• Passion for Excellence


• Integrity


• Empowering people


• Growing people


• Team work
  
  Customer Focus