Rajib Kumer Das

Network Specialist

Cell: +8801724-524618 || Email: rajibkumer@hotmail.com | Location: Dhaka, Bangladesh

Open for any – Onsite, Remote, Hybrid


An experienced Network Specialist with more than 10 years of design, implementation and maintenance experience; ranging from small enterprise network to nationwide including telecom operators, financial institutions, government organization, army institutions, etc. involving major protocols with strong troubleshooting and analytical abilities.


  • Experienced on Routing, Switching, and, Network Security
  • End-to-End network solution design
  • Comfortable with multi-vendor products line
    • Cisco, Juniper, Arista
    • Palo Alto, Fortinet, Check Point
    • F5, Citrix
  • Linux, Python
  • notable works

    • Re-design IT network for Telecom operator who has 50 millions subscribers.
    • Plan and migrate 1000+ services in to newly designed network with minimum downtime.
    • Managed as L3 engineer for more than 1000 devices to run smooth operation for 80+ million subscribers.
    • Implemented and/or managed some biggest network hardware including Cisco Nexus 7010, Nexus 9508, Firepower 9300, Palo Alto 5430, Juniper MX480

    Professional certifications

    • CCNP Enterprise
    • CCNA
    • JNCIA-JunOS


    • BSc. in Electronics and Telecommunication Engineering
      Daffodil International University
      CGPA 3.78 out of 4


    TVNL | Deputy Manager


    Sept 2017 - Present

    4 years & 11 months

    • Managed over 1000 network devices for telecom operator as a level-3 engineer. Even quickly solved full data center outage issue.
    • Planned, Designed, Implemented, and migrated more than 1200 services from old network to new network for Robi Axiata Limited, 2nd largest telecom operator in Bangladesh.
    • Lead Grameenphone (the largest telecom operator in Bangladesh) edge network deployment and complete migration of 100s of services with only 30 second downtime.12

    ADNTL | Senior Engineer


    Aug 2014 - sept 2017

    3 years & 1 months

    • Implemented low latency call center network for Grameenphone to server 50 million customers nationwide.
    • Deployed secure high availability university network for Bangladesh Military Institute of Science and Technology (MIST).
    • Recommended hardware upgrades for over 100 network devices including routers, switches, firewalls, load balancer, wireless controller and wireless access points.

    Earth | Engineer, noc


    jan 2013 - aug 2014

    1 year & 8 months

    • Performed continuous monitoring for more than 50 ISP uplinks and do provide necessary supports.
    • Performed monitoring for more than 1000 end customers and help too resolved issues if necessary.
    • Did the configuration and maintenance of core & aggregation network for the IIG and ISP.

    Starlink | network and system Engineer


    jan 2012 - Dec 2012

    1 year

    • Worked with fellow engineers towards creating an efficient network and intranet that can handle all company’s needs.
    • Installation, configuration and troubleshooting LAN for different companies like small offices.


    Rajib Work with me at TVNL, he is one of the owner of very good technical strength in the field of networking with excellent analytical power. wish him to reach his goal in the technical field.
    Mr. Rajib is one of the best professional in the area of data communications, L2/L3 routing & switching with juniper & Cisco IOS, depth knowledge about firewall with in depth knowledge about technical issues & solutions. He is a person who would never compromise with quality of services which is often beyond expectation and to meet that global standard he would never hesitate to go extra miles.

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