Md. Imran Ali

Experience

• 

  Bangladesh Telecommunications Company Ltd. (BTCL)

  Dec 2012 - Jan 2013

  Trainee Engineer

  * Gathered a lot of practical knowledge on Telephone switching system, optical fiber system (STM-1, STM-4), Microwave link, UNIX macro command, etc.* Also got the practical knowledge on Taletalk GSM network (BTS, BSC) which is situated at the same building with BTCL in Dinajpur.

• 

  E-SOFT BILLING PTE LTD

  Apr 2013 - Nov 2013

  Jr. Engineer, Support

  * Maintain Company Linux based Server* Asterisk server* Configure and maintains soft-switch.* Solved clients problem for 24*7.* Configure VoIP Gateway/Devices.

• 

  AGNI Systems Limited

  Dec 2013 - Apr 2023

  * ​Performed installation, maintenance and troubleshooting of Linux servers.* Managing virtualization nodes, storage servers and cloud servers.* Project management plan, design and reporting to upper management updates of the technical progress.* Operation and maintenance of Soft-Switch, billing system, prepaid and postpaid client provisioning, tariff or rate plan adding, Route adding.* Configure and maintain Media Gateway, SS7 Signaling Link, E1 Routing.* Provides 2nd and 3rd level support to corporate clients.* Performed schedule and regular system upgradation task.* Manage NMS and other internal servers of the company.* ​Performed installation, maintenance and troubleshooting of Linux servers.* Managing virtualization nodes, storage servers and cloud servers.* Project management plan, design and reporting to upper management updates of the technical progress.* Operation and maintenance of Soft-Switch, billing system, prepaid and postpaid client provisioning, tariff or rate plan adding, Route adding.* Configure and maintain Media Gateway, SS7 Signaling Link, E1 Routing.* Provides 2nd and 3rd level support to corporate clients.* Performed schedule and regular system upgradation task.* Manage NMS and other internal servers of the company. Show less * Maintain corporate clients application server.* Direct day-to-day administration of Mail Server, Web Server, DNS Server on Linux Operating system* Operation and maintenance of Soft-Switch, Billing System, Prepaid and Postpaid client provisioning, Tariff or Rate Plan adding, Route adding.* Voice Getaway, IP Telephony equipment installation, commissioning and testing.* Monitoring Inbound and Outbound traffic to ICX, ANS and IGW.* Configure and Maintain MGW, SS7 Signaling Link, E1 Routing.* Administration of NMS (Zabbix, Cacti) and database server Show less * Configure, Maintain and troubleshooting of PBX System (Asterisk, Elastix, Vicidial)* IP Telephony Getaway and Server, Billing, Soft Switching, IP Telephony equipment installation, commissioning and testing* Configure and Maintain Media Gateway, SS7 Signaling Link, E1 Routing* PHP, MySQL and Linux shell scripting * Software installation & configure from binary package on Linux* Direct day-to-day administration of Mail and Proxy server* Performance monitoring and administrating firewalls, routers, switches, internet and proxy servers, mail servers, application and database servers, FTP servers security logs and system log analysis* DNS hosting, Web hosting and Mail hosting* Corporate Client Support both remotely and physically* Regular R&D activities for continuous development of service & related affairs Show less

  • Manager, Systems

    Jul 2022 - Apr 2023

  • Sr. System Engineer

    Jan 2015 - Jun 2022

  • Asst. System Engineer

    Dec 2013 - Dec 2014
• 

  Fiber@Home Ltd.

  May 2023 - now

  Manager, Technology

  * Design, deploy, and administration of OpenStack cloud platform. * Design, deploy, and administration of Ceph storage cluster. * Installation, configuration, and administration of Proxmox virtualization cluster.* Installation, configuration, and administration of TrueNAS storage node.* Deploy monitoring systems using ELK, Grafana, Zabbix, etc.