Krishno Das personal email
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I‘ve more than 13 years of experience on Managing ICT, MIS & Software Development including Consulting & Training. I am expert on Satellite-VSAT based, Radio link, Wired and Wireless Network Design, Planning, Configuration, Administration, Organizing and troubleshooting mainly in ISP Environment also in Software & Game Industries, Data Center, Corporate Office, Educational & Development Organization like NGO, Media and Broadcast, International Hotels, Hospital, Multinational & Group Companies and Software, Database & Web Development firm. I have long experience of managing IP Networks, Servers, Switching, Security and Routing.•OS/Vendors: Microsoft, Redhat, Debian, Suse, Mandrake, Slakeware Linux, Sun System & Sloaris, IBM System and AIX, SCO, HP System and UX, FreeBSD, Cisco System and Cisco IOS, Huawei System and OS, Juniper, Erricson RedBack, Dell, Watchguard, Draytek, Sonicwall, Linksys, Netgear, Airlive Ovislink, APC, WiLAN, TRANGO, Canopy, ET, MikroTIK.•Windows Platform: (NT/2k/3/8) Active Directory, Exchange and SQL Server2k/5/8, SBS, Communications server, Shairpoint, Dynamics, NAVs, GP, CRM, Backup and BCP-DRP, ftp, Web/Application Server (IIS), ISA, DFS, DHCP, LDAP. •Server Clustering, Virtualization VMWare ESXi, HyperV.•UNIX Platform: (Solaris, AIX, SCO, UX, FreeBSD, Debian, Slakeware, RedHat, Suse, Mandrake) SMTP mail (Postfix, Sendmail), Mail Collaboration Suit (Zimbra, QMAIL), Monitoring MRTG, CACTI, Nagios, POP3, Squid, Syslog, PPTP, PPPOE, RADIUS, NetFlow, MRTG, Apache, MySQL, DNS, DHCP, Samba, LDAP NIS, Openfire, SAN/NAS/DAS & Open Source Storage management & Hosting(PLESK) and IP Telephony(Asterisk, FreePBX, Elastic)•ROUTING and IP Networks: TCP/IP, IPv6, OSI Layers, Subnetting, CIDR, VLSM, Static Routing, IPSec, GRE, VPN, NAT/PAT, ACL, Route Maps, RIP, IGRP, EIGRP, OSPF, BGP, MPLS (L2/L3 VPN), SIP, H.323, QoS, WLAN, VLAN, STP, RSTP, MSTP, VRRP, LACP, TFTP. •C/C++, VB6, ASP, VB.net & ASP.net, Unix/Linux Shell Script and Programming.Specialties: • Internet Technology: TCP/IP, OSI Layers, CIDR, VLSM, Switching, Routing, ACL, RIP, IGRP, EIGRP, OSPF, BGP, Route Maps, PPP, PPTP, L2TP, WLAN, VLAN, STP, TFTP, SNMP, IPSec, GRE, VPN, NAT/PAT, DMZ, IPLC, MPLS.• Network Technology: Ethernet, Broadband (Com21, Docsis), Fiber, FDDI, FTTH (AON, PON, GPON) • Security: Firewall-IPsecurity, TCPwrap, IPChains, IPTables, ACL, SQUID, DANSGUARDIAN, Device and OS base Security, CISCO PIX. ASA, WatchGuard Firebox, SonicWall, Draytek, Content Filter.
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Head Of ItFdl-SamsungBangladesh -
Head Of ItFdl-Samsung Dec 2014 - PresentFair Distribution Limited BananiEstablishing an world Standard IT infrastructure & Operation Procedure, Deploy & Run Business Operation Through an Automation process with the Latest Technologies, incorporation of web and e-commerce.Deploy High Available IT Infra using VRRP, EoIP, VLAN, Redundant Connectivity Nationwide with Layer 3 infra.Implemented Active Directory (DC, ADC, Local DNS, Global Catelog, GPO, OU etc) based Manage Operational Environment with DHCP Failover.Established Call Center and… Show more Establishing an world Standard IT infrastructure & Operation Procedure, Deploy & Run Business Operation Through an Automation process with the Latest Technologies, incorporation of web and e-commerce.Deploy High Available IT Infra using VRRP, EoIP, VLAN, Redundant Connectivity Nationwide with Layer 3 infra.Implemented Active Directory (DC, ADC, Local DNS, Global Catelog, GPO, OU etc) based Manage Operational Environment with DHCP Failover.Established Call Center and Nationwide IP Telephony and IP-PBX using Asterisk through IPTSP to keep communication and Conference smoothly.Implementation of Enterprise eMail management system using Zimbra Collaboration suit integrated Redundant Mail Gateway with Anti Spam and AntiVirus using Postfix, MailScanner, Spamassasin & ClamAV. SMS & Unified Communication System Server, Web & e-Commerce Server, Several Database Server (MSSQL, MySQL & Oracle) in requirement of different Business Automation and ERP software, HRM and Accounting Software.Implementation of ERP for Local Business, Business Operation automation, WebSite, E-Commerce Site and Content Development Management and Circulation systemMIS Development & Business status forecasting.Ensuring Security and Compliance of IT system, manage IT Surveillance.. Establishing Monitoring and Alerting system.Using of Latest Technologies like Virtualization-VMWare Infrastructure, Cloud etc.Manage Security and Availability of Data, Backup and Restore.Make the IT operation to an Business Entity, New Business incorporation through IT, Next Generation Business Development Using IT base Operation.Developing Roll out Next Generation IT solution.Build up partnership with world renowned companies to enable and available there operation here. Show less -
Senior Technical Officer And Coordinator, Technical Infrastructure, A2I Project Of Bd Govt.Google,Bangladesh Govt A2I Project Mar 2014 - Dec 2014DhakaMaintenance planing of technical establishment including Storage (SAN), Virtualization & Cluster of Servers, IP PBX. Monitoring, Alert management & Action planning. Work and analysis of Big Data Management, Hadoop, Apache-Hadoop & Google GFS. Ensure proper support on any incident. Technical Documentation. In-depth analysis on running system (Mail, Web) to find anomaly easily. Backup and Recovery planning. Executing the restoration. -
Technical Lead. Satellite Communication, Network Broadcast And TransmissionEspn Star Sports Jan 2014 - Apr 2014Dhaka, Chittagong, SylhetTo Associating Live Transmission and Official Media Coverage- Maintain Satellite Communication, make sure both way Broadcast to Spot network, Switching system between Studio and live, ensure smooth & uninterrupted Network between Edit panel, TV Umpire and Transmission For ICC World T20 Cup 2014 project. -
Senior Consultant, System And Network OperationCitech Cybernet Limited Mar 2010 - Apr 2014Dhanmondi DhakaUpgradation, Organizing ,Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. Established VLAN base and Layer 3 Network Infrastructure on a conventional Layer 2 infrastructure to optimize performance up to 90%. Optimize Physical topology by divided in to Core, Distribution and Access Level. Establishing redundancy and High availability of Connectivity to ensure maximum uptime. User and Mail, web, proxy, DNS server maintenance, Client end… Show more Upgradation, Organizing ,Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. Established VLAN base and Layer 3 Network Infrastructure on a conventional Layer 2 infrastructure to optimize performance up to 90%. Optimize Physical topology by divided in to Core, Distribution and Access Level. Establishing redundancy and High availability of Connectivity to ensure maximum uptime. User and Mail, web, proxy, DNS server maintenance, Client end, Outer POP and NOC maintenance, security and monitoring. Configuring required and monitoring/maintenance of existing mail, web, proxy, monitoring /log server & Assure security. Dial-UP TCR, RADIUS and Bill server management. Implementing STP redundant connectivity system, new connection system like FTTH, more monitoring system also server, system, network and bandwidth level problem fixing. Spam/AV guard, firewall, IP Telephony, Netflow implementing. Organize Control Room, Management of Control room, Guiding to junior control room executive and service and support executives. Show less
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Sr. Coordinator It, Head Of ItSajida Foundation May 2012 - Feb 2014Niketon, Gulshan, DhakaCoordinating overall IT operation between Branch offices and Head office. Maintain communication between Donors, Vendors, Regulatory board, NGO own organizations, Institutions and Hospitals. Manage IT Stuffs and distributing duties to them, Monitoring and evaluate their performance and guiding them to ensure proper support. Predictive Planning for next period/year, Report about the achievement regularly. Attending meeting to represent different IT issues on behalf of the organization. Preparing… Show more Coordinating overall IT operation between Branch offices and Head office. Maintain communication between Donors, Vendors, Regulatory board, NGO own organizations, Institutions and Hospitals. Manage IT Stuffs and distributing duties to them, Monitoring and evaluate their performance and guiding them to ensure proper support. Predictive Planning for next period/year, Report about the achievement regularly. Attending meeting to represent different IT issues on behalf of the organization. Preparing Meeting Materials, Documents & presentations. Support to the Programs, other departments and Management related IT issues. Critical Problem, Requirements and Policies analysis, Network, Hardware and Software (HRMS, Accounting, MicroFinance and Micro Insurance, Hospital Management System and some custom operation base software) maintenance, implementation, bug analysis, required development & support. ORACLE AND MS SQL Server Database maintenance. Internet and Data connectivity ensure. Mail and Web maintenance. Implementation of Active Directory, Manage Office network, Symantec Exec backup, Web Server in Windows 2008-12 environment also Mail Server, Web, Proxy and Content Filtering in Linux environment etc. Maintain Mikrotik Router, establish and manage Distance Network Through Radio Link, VPN etc. Supporting to HR & purchase department on IT related issues. Provide Training on IT and Software to build better capacity of our workers & Officers. Make up training materials and curricular. Prepare Documents on each and every IT issues. Planning for Implementation. Making Decisions set to help taking decisions for management. Ensuring Best support and Development of system day by day. Show less -
System AdministratorRise Up Labs Limited Jun 2011 - Oct 2012DhakaTo build up a world standard IT infrastructure to run software development operation specially Computer/Mobil/Console/Web base game/apps design, development and testing. Maintain both wired and wireless network, Active Directory, SVN, Project management, Mail and WHM Server (Web, FTP, MySQL, PHP Along with Plesk Control Panel). Also have redundancy of Internet Connectivity and Data ware house. We publish all of our game and apps from our Publishing own managed server ware. For testing purpose… Show more To build up a world standard IT infrastructure to run software development operation specially Computer/Mobil/Console/Web base game/apps design, development and testing. Maintain both wired and wireless network, Active Directory, SVN, Project management, Mail and WHM Server (Web, FTP, MySQL, PHP Along with Plesk Control Panel). Also have redundancy of Internet Connectivity and Data ware house. We publish all of our game and apps from our Publishing own managed server ware. For testing purpose we have a same replica set also. We practice the best by Project Management using Redmine and Source, Version and Asset management using SVN in both MS Windows and Apple Macintosh development and design environment. Here we implement roaming and manage network environment that assure the best availability of resource from anywhere in the network. We have unified communication system to communicate with each other from anywhere in local network and outside using openfire. Here we use both Linux and Windows fro our Server Environment. We have implemented here the best Mail collaboration Server now a days is Zimbra. We practice BCP and DRP properly. We have the isolation of our network by separate VLAN Using Cisco and Level One Switch. We use MikroTIK for core routing management. We have policy base user and operation management of Device usage ensure the security and proper operating. We monitor graph of usage and access control as we have Monitoring system. Show less -
Lead Associates. Satellite Communication, Network Broadcast And TransmissionEspn Star Sports Jan 2012 - Mar 2012DhakaTo Associating Live Transmission and Official Media Coverage- Maintain Satellite Communication, make sure both way Broadcast to Spot network, Switching system between Studio and live, ensure smooth & uninterrupted Network between Edit panel, TV Umpire and Transmission For BPL 2012 (Bangladesh Premier League) project. -
Associate, Head Of Network, Transmission And BroadcastEspn Star Sports Oct 2010 - May 2011DhakaTo Associating Live Transmission and Official Media Coverage- Maintain Satellite Communication, make sure both way Broadcast to Spot network, Switching system between Studio and live, ensure smooth & uninterrupted Network between Edit panel, TV Umpire and Transmission for ICC CWC 2011 (World Cup Cricket) project -
Consultant, Network And SystemGrameen Cybernet Limited Nov 2010 - Apr 2011Upgradation, Organizing ,Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. Established VLAN base and Layer 3 Network Infrastructure on a conventional Layer 2 infrastructure to optimize performance up to 90%. Optimize Physical topology by divided in to Core, Distribution and Access Level. Establishing redundancy and High availability of Connectivity to ensure maximum uptime. User and Mail, web, proxy, DNS server maintenance, Client end… Show more Upgradation, Organizing ,Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. Established VLAN base and Layer 3 Network Infrastructure on a conventional Layer 2 infrastructure to optimize performance up to 90%. Optimize Physical topology by divided in to Core, Distribution and Access Level. Establishing redundancy and High availability of Connectivity to ensure maximum uptime. User and Mail, web, proxy, DNS server maintenance, Client end, Outer POP and NOC maintenance, security and monitoring. Configuring required and monitoring/maintenance of existing mail, web, proxy, monitoring /log server & Assure security. Dial-UP TCR, RADIUS and Bill server management. Implementing STP redundant connectivity system, new connection system like FTTH, more monitoring system also server, system, network and bandwidth level problem fixing. Spam/AV guard, firewall, IP Telephony, Netflow implementing. Organize Control Room, Management of Control room, Guiding to junior control room executive and service and support executives. Show less -
Deputy Manager ItLabaid Group Jun 2010 - Dec 2010DhakaMain Job responsibility is to maintain existing and develop the new software and Database system where it’s a fully software base operated organization. Fixing existing bugs, reorganizing with new policy, update the system, Meet new requirements from management, Guide in-house software development team, help them by sharing knowledge and work directly with them. Policy making. Guide, managing schedule, Database BackUP. Here Running system developed by Visual Basic 6 with Oracle 8i and also SQL… Show more Main Job responsibility is to maintain existing and develop the new software and Database system where it’s a fully software base operated organization. Fixing existing bugs, reorganizing with new policy, update the system, Meet new requirements from management, Guide in-house software development team, help them by sharing knowledge and work directly with them. Policy making. Guide, managing schedule, Database BackUP. Here Running system developed by Visual Basic 6 with Oracle 8i and also SQL Server 2000. We are planning and working for further development some web base with .net technology by ASP. Also Managing and organizing IT operation, planning for further development. Monitoring the proper uses of Internal IT resource like Server, Network, Computer System, Web and Software. and look after the Hardware and Network support team to ensure the quick and proper required support. Providing essential solution specially and work on it. Give technical support to Setup & Run Call Center. Show less -
Information Technology SpecialistTwinmos Technologies Jul 2009 - Jun 2010Managing, Customize the Operation by ERP, CRM, HR, Acc, Fin, Supply Chain and Business Solution Software. In charge of BPO (Back processing Office), Dhaka, Bangladesh, Maintenance of Microsoft Dynamics GP, CRM, FRx and ERP, Customization, Reporting and Implementing is my main responsibility. In addition I work on new service implementation like Active Directory Base Domain, Exchange, e-mailing system/ server, Office Communication System, IP telephony, VPN between the Global offices for MIS… Show more Managing, Customize the Operation by ERP, CRM, HR, Acc, Fin, Supply Chain and Business Solution Software. In charge of BPO (Back processing Office), Dhaka, Bangladesh, Maintenance of Microsoft Dynamics GP, CRM, FRx and ERP, Customization, Reporting and Implementing is my main responsibility. In addition I work on new service implementation like Active Directory Base Domain, Exchange, e-mailing system/ server, Office Communication System, IP telephony, VPN between the Global offices for MIS enrichment. New MIS base business idea and Planning. System and High End Server level solution Providence. Also look after the Managing & Development of MIS, Develop, Update and maintenance of Website. Implementing Call Center solution. Show less
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Asst. Manager ItAbdul Monem Ltd Apr 2009 - Jun 2009DhakaManage the IT base Operation, Software, ERP Implementation, Network, Hardware and Purchase. -
Sr.Network And System AdministratorGrameen Cybernet Ltd (Citechco), Citech Cybernet Ltd - Jv Of Grameen Fund N Citech Communication Aug 2008 - May 2009Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. User and Mail, web, proxy, DNS server maintenance, Client end, Outer POP and NOC maintenance, security and monitoring. Configuring required and monitoring/maintenance of existing mail, web, proxy, monitoring /log server & Assure security. Dial-UP TCR, RADIUS and Bill server management. Implementing STP redundant connectivity system, new connection system like FTTH, more monitoring system… Show more Monitoring and Maintenance Core Network with Copper Cable and Fiber, Server, Router, Bandwidth and Link. User and Mail, web, proxy, DNS server maintenance, Client end, Outer POP and NOC maintenance, security and monitoring. Configuring required and monitoring/maintenance of existing mail, web, proxy, monitoring /log server & Assure security. Dial-UP TCR, RADIUS and Bill server management. Implementing STP redundant connectivity system, new connection system like FTTH, more monitoring system also server, system, network and bandwidth level problem fixing. Spam/AV guard, firewall, IP Telephony, Netflow implementing. Organize Control Room, Management of Control room, Guiding to junior control room executive and service and support executives. Show less -
Computer Management AssistantU.S Embassy, Dhaka May 2008 - Oct 2008Banyan Vines Network (LAN and WAN) Administration and Operation, UNIX (SUN Solaris and IBM AIX) Operation in absence of System Manager, Security Administrator of Electronic Certification System (ECS) with the United States Treasury Department, Internet (WWW, FTP, Telnet etc.) Installation and Administration, Develop Programs / Procedures / Templates to automate various tasks, Train users on various Applications and prepare Training ManualsProvide on-the-job training to users, Assist… Show more Banyan Vines Network (LAN and WAN) Administration and Operation, UNIX (SUN Solaris and IBM AIX) Operation in absence of System Manager, Security Administrator of Electronic Certification System (ECS) with the United States Treasury Department, Internet (WWW, FTP, Telnet etc.) Installation and Administration, Develop Programs / Procedures / Templates to automate various tasks, Train users on various Applications and prepare Training ManualsProvide on-the-job training to users, Assist System Manager in Selecting/Procuring different Hardware and SoftwareIn-charge of Software/Hardware Installation, Registration and InventoryOther routine work includes troubleshooting, installing HW/SW startup/shutdown of systems, system backup and restoring etc.Maintenance and Management of Internal IT resource, Front End IT support included Laptop support; Hardware accessories store maintenance, wireless access point support with internal physical network support. Inventory Management with Microsoft Dynamics NAV ERP. Show less -
Manager, Network Operation And ServiceBangladesh Online Limited [Bol] Jan 2007 - Jun 2008Monitoring and Maintenance Core Network (Fiber, DSL & Radio), Switching, Server, Router and IP Routing, Bandwidth and Link. User and Mail maintenance, Client end, Outer POP and NOC maintenance and monitoring. Implemented IPLC and MPLS VPN, Modified Network by designing VLAN, Trunk, STP, redundant connectivity system. Configuring required mail, web, proxy, IPPBX, monitoring /log server & Assure security by Hardware/Software Firewall , QOS, Antivirus, port mapping and IP filter. -
Manager ItDeep Red Studios (Games), Bangladesh Online Limited, A Beximco Company Jan 2007 - Oct 2007Manage there Office Network, Dell Servers/Workstations Machine, Hardware (Firewall/Router device, NAS, Switches) , Backup system, Internet System, mail, web, domain, SubVersion & Alienbrain Version control & file servers and Other Employees requirement & Problem in MS Windows 2003 Active Directory and MS Exchange2003. It’s a Totally IT enabled, ISP, web and a 3D games development company and there everything is under IT. So I have to monitor others workflow and guide them. -
Sr. Executive>System Administrator>Head Of ItPrime Group Of Industries-Prime Information Tehnology Limited Jan 2006 - Dec 2006Maintain and established structure Office Network, Radio link with their Mills, Factory and Corporate office, Maintain their own Windows 2000 Active Directory Domain server, Internet server, Essential and Important Linux Sendmail based Mail server and Web server which park in their office. Also have to maintain Oracle and SQL based Database server, Employee management, Procurement Software developed previously of my join and to develop their Sales & HR software(VB, SQL, Crystal Report based)… Show more Maintain and established structure Office Network, Radio link with their Mills, Factory and Corporate office, Maintain their own Windows 2000 Active Directory Domain server, Internet server, Essential and Important Linux Sendmail based Mail server and Web server which park in their office. Also have to maintain Oracle and SQL based Database server, Employee management, Procurement Software developed previously of my join and to develop their Sales & HR software(VB, SQL, Crystal Report based) which is exclusively needed to them because sells & marketing is their important department. Maintain their Website and Supervise their Web and Software Development Team. Show less -
Network Administrator & System Controller.Eastern Online/Link>Dristi Online>Smilebd Nov 2003 - Dec 2005As a NOC Setup Engineer my job responsibility was to Configure, Maintenance & monitoring of servers, routers, modem, VSAT & others network accessories of the ISP and the Client side. This is a firm of network service and equipment (VSAT, Server, Routers, Modem, Radio) provider. So I have to go for setup VSAT, routers, modem different types of servers or total online setup as an ISP, Link Budget, Site Survey.
Krishno Das Skills
Krishno Das Education Details
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Information And Communication Technology -
3.68/4 -
Govt. Science CollegeScience -
Dhanmondi Govt Boys High SchoolScience -
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Frequently Asked Questions about Krishno Das
What company does Krishno Das work for?
Krishno Das works for Fdl-Samsung
What is Krishno Das's role at the current company?
Krishno Das's current role is Head of IT.
What is Krishno Das's email address?
Krishno Das's email address is kd****@****ail.com
What schools did Krishno Das attend?
Krishno Das attended Bangladesh University Of Engineering And Technology, Queens University, Govt. Science College, Dhanmondi Govt Boys High School, ..., ....
What are some of Krishno Das's interests?
Krishno Das has interest in Children, Economic Empowerment, Traveling, Civil Rights And Social Action, Education, Environment, New Technologies, Photography, Science And Technology, Human Rights.
What skills is Krishno Das known for?
Krishno Das has skills like Research, Product Design, System Design, System Architecture, Embedded Systems, Project Planning, Strategic Planning, Problem Analysis, Problem Solving, Systems Analysis, Network Administration, System Administration.
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krishno das
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Krishno Das
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Krishno Das
Junior Sub Assistant Engineer At Vintage Denim Apparels Limited.Utility And Maintenance. Aba GroupSreepur Upazila
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