S M Rakibul Islam Email & Phone Number

Dhaka, Bangladesh

Installation of new PCRF, SMSC, USSD Gateway, SCP, RTPE application system.Integrate with Telecom GGSN, Charging system, HLR, MSC and other component.Integrate with 3rd party application.Prepare script for automation and housekeeping.Provide L2 support for Robi ADCS.Provide L2 support for Digicel PCRF, USSD, SMSC, RTP and SCP

Dhaka

1. Provide installation/configuration, operation, and maintenance of systems’ server side software and related infrastructure.2. Resolve day-to-day operational issues, ensuring effective and timely resolution.3. Provide L2 Support for Robi Advance Data charging system (ADCS) 4. Provide L2 Support for Robi Real Time Promotion Engine (RTPE)5. Provide L2 Support for Robi Intelligent Promotion Engine (IPE)

Mohakhali Dhaka

1. Provide installation/configuration, operation, and maintenance of systems’ server­ side software and related infrastructure.2. Perform daily system monitoring, server resources, systems, and key processes. 3. Resolve day-to-day operational issues, ensuring effective and timely resolution.4 . Protect and ensure the stability of operational systems, as well as maintain the integrity of the data they contain. Help staff troubleshoot technical issues with internal apps, email, etc. 5. Work out the best ways to deploy server on AWS, while still making it easy to install on-site for our bigger customers.6. Use Load Balancers to hot deploy new versions without any downtime whatsoever.7. Make sure our backup & restore procedures are tested, that backups are verified and there are no loose ends.

Dhaka,Bangladesh

VAS Solution Implementation, Solution negotiation with multi vendor system, Operation & Maintenance, Project Operation. Responsible to large scale system integration, operation and maintenance activity on OnMobile systems. Troubleshooting system fault within SLA & circulating RCA. Team management, training, work flow design for execution & team motivation. Day-to-day tasks of deploying, monitoring, troubleshooting, automation and configuring OnMobile RBT, SDP, IVR & WAP products. Preparing documents for UAT, Conducting UAT with customers, UAT Signoff & system documentation. Conducting meeting with client for new deployments, product issues and expansion plans. Coordinating with Bangalore (HQ) Product Developer to solve complex issues. Conducting planned activity on site for system expansion & optimization. Responsible to technical single point of contact & resolution of customer query. Performing activities like scripting, system automation, identifying revenue leakage, report processing & coordination with NOC to ensure Service Performance. Project planning & implementation like new feature deployment, expansion & change requests.

1. IP-core network administration, operation and maintenance 2. L2 support & troubleshooting3. Day to day operational activities, provisioning of network elements (Cisco edge router, Cisco core switch and router, CPE equipment)4. Analyze and understand complex and non-defined problems and requirements within and outside the own expertise, work with Technology department experts to solve complex issues Monitor system logs and activity on all servers and devices 5. Be on-site in critical temporary works and analyze the problems that may occur.6. Team-lead a small but talented support Team.

1. Working on troubleshooting of VoIP network and Voipswitch, MVTS, Asterisk.2. Analyzed network traffic and established interconnect through CLI between VoIP carriers.3. Responsible for establishing interconnect between SIP or H. 323 protocols and troubleshooting of them for keeping proper signaling also worked on several protocols such as UDP, RTCP, RTP, etc.4. Enduring the increased traffic and buying routes from suppliers and selling them to clients. Responsible for routes management.

B.Sc, Computer Science And Engineering

H.S.C, Science