Tayab Khan

Experience

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  Information Services Network Ltd(ISN)

  Nov 2008 - Dec 2010

  System Administrator

  Total Network, Software, and IT Solution of corporate offices. Linux Server's (DNS, MAIL, PROXY, WEB)Responsible for maintaining, configure, monitoring & troubleshooting IPSec, GRE, MPLS VPN, EoIP, VLAN, Inter-VLAN & Quality of Service (QoS), and BGP, OSPF based network.Practical experience of LINUX OS, latest networking techniques, and web infrastructureStrong skills in documentation and presentation and management of system servers.To configure and maintain point to point and point to multipoint data connectivity and troubleshoot.Ensure Security and total system servers backup, restore Php, MySQL and Web applications in Linux and Windows Use Tools like Netflow Analyzer, AWStats, Cacti, Zabbix, EtherApps, Wireshark All kinds of Support (Corporate Office Support, Client Support) Different Types of Mail Solution and Linux backup Scripting Mikrotik(Configure, Bandwidth Control, Server, NAT, VPN) Mailing(Eudora, Outlook), Network Monitor (Fiber and Servers) Fiber and Cisco switch Networking. Design new systems, networks configuration, implementation or enhancements to existing systems. Show less

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  Daffodil Group

  Dec 2010 - Dec 2012

  Manager, Systems & Network

  1) Responsible for managing IT people under me2) Responsible for managing all Task under Daffodil Group specially Daffodil Online.3) Keeping update and running of all web Servers hosted at DOL, Mail Servers, DNS Server, and ensuring the data backup and recovery policy properly.4) Responsible for Multi-homing, load balancing, and development of exiting setup step by step.5) Responsible for communicating with upstream organization like: IIG, BTCL, APNIC etc.6) Responsible of Monitoring whole ISP systems, Servers, monitoring system, and network performance, trouble shooting of all devices and Servers.7) Responsible for plan and deploy MPLS, BGP, VLAN and OSPF Network and plan to prepare business policy for Daffodil8) As per requirement handle project base solution.9) Responsible for managing Bandwidth, Routing, switching issues etc.10) Responsible for security issues, prepare documentation on security polices and submit it to the authority.11) Responsible for preparing a network diagram and time to time update it.12) Coordinate support and systems and trained the systems people schedule basis13) Coordinate Training program: ISP setup on Linux, Mikrotik and CISCO14) Working for implementing new technology, idea, new business for the betterment of Daffodil.15) As a manager, Responsible for increasing profitability of the organization. Show less

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  Optimax Communication Ltd

  Jan 2013 - Dec 2015

  Head of Technical Operations

  Lead the Team of IIG and ISP.Responsible for paln and develop a secure system and network infrastructure.Prepare documentation on technical polices and submit it to the authority.Project Management regarding Technical and ServiceTeaching subordinates; delegates work as required and motivate them into desired actions. Identifies key positions and Plans for backup of those positions.System security, Backup and find Technical Solutions (ISP, IPTSP, IIG, ICX, IGW). Network Analysis & System Administration. Document the network topology in order to quickly access information needed to make purchases and diagnose problems.Optimze, configure, monitoring & troubleshooting BGP, OSPF, IPSec, GRE, MPLS VPN, EoIP, VLAN,Inter-VLAN & Quality of Service (QoS), MAIL, DNS, WEB, Proxy, NMS, Cacti,CMTS, Firewall - ASA, SRX, etc.Customize and optimze network to find cost effective solutions using different Vendor Devices like CISCO, Microsoft, JUNIPER, HUAWEI, REDHAT, MikroTik etc.Guid to Implement Tally, Business ERP, Koha, BBB(big blue button), SAP (System Application Product) etc. for Corporate customers.Automated Backup and Recovery for System, Network. Show less

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  Dhakacolo

  Dec 2015 - Nov 2019

  Head of System and Cloud Operations

  Lead overall system server and Cloud implementation team.Lead Presales and also post sales of our Private Cloud Services.Plan, Design and Implement Private Cloud and also Hybrid Cloud Services.Deploy full IPTSP and also Lead IPTSP Team.Plan and design secure IT infrastructureTrain Technical team especially System & Network Team of ISP, IPTSP, and Cloud Team. Worked DhakaColo(Collocation and Cloud Service provider), Earth Telecom (IIG) and Race Online ( IPTSP and ISP) at a time. Show less

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  Sheba Group

  Nov 2019 - now

  Head Of Information Technology

  Lead Cloud and DevOps Team of Upstra Communications Ltd.Cloud Solutions with GCP/AWS/other cloud Products, Infra Modernization, Microservice Management (Docker, Kubernetes), Automation Tools (Jenkins/Ansible/Puppet/Chef), Code Repository (Gitlab/Bitbucket), Motoring and troubleshooting with helm/Istio/Prometheus, Linux ISVA, scripting, security, etc. Lead overall Sheba Group Technical team especially System, Network, and Infrastructure Team Deploy ICT Policy and Strategic Planning. Check the current environment of the latest technology and also adopt those technologies.Plan and design secure IT infrastructure of ISP, IIG, and ICX. Show less