Mahendra Dwivedi

Experience

• 

  NSB BPO Solutions Pvt.Ltd.

  Jun 2012 - Feb 2018

  Assistant System Administrator

  Solid experience with 5+ Years in IT professional whereas installing systems and network Administration. Managing 500+ windows and Linux servers. Implementing VMware to provide multiple virtual hardware platform while keeping hardware costs and energy consumptions.Installing Active directory services, group policy object, DHCP, DNS and FIREWALL network security etc. Manage NAS storage administration & SAN systems.Replications schedules & managing centralize user’s group accounts through ACTIVE DIRECTORY services.Installation & configure of MS SQL server 2008R2 2012, 2014, 2016. & monitoring, optimizing & troubleshooting SQL server’s database performance. Taking SQL databases backups and restoration.configureing Databases miring, shrinking, & set backup scheduling to preventing data loss. Manage SQL databases users and group wise authentication access. Installing VPN between branches. Manage network infra and internet connectivity through ROUTER, SMART network GIGABYTE switches & load balancer. Participated complete system builds upgrades & patch management.implimented systems and server’s security & virus’s protection. Extensive documentation and training experience IT management security. Leading team where are 200+ IT engineer.Monitoring all server performance event logs management. Implemented RAID controller for data redundancy. Designed & implemented Microsoft exchange server environment of 2003 and 2010.Creating exchange E-mail accounts and groups. Creating mailboxes, distributions list and public folders. Expanded email capabilities and deploying outlook web access. Monitoring mail boxes backup and logs.Installing web servers IIS8.0. Hosting intranet and internet ASP.NET and JAVA based websites and application services.configring virtual directories & monitoring log access systems.Support all remote offices & home based users through netmeeeting, ammy admin, TeamViewer. Provide tech support for hardware and software’s related quires. Show less

• 

  Ondoor Concepts Private Limited

  Feb 2018 - Mar 2019

  Asst.System Administrator.

  IT Professional with 6+ years’ experience in Systems and Network Administration.Managing 500+ Servers.Implemented VMware ESX server to provide multiple virtual hardware platforms while keeping hardware costs and energy consumption down.Installation and maintain Tower server, Blade servers,Thorough knowledge of Windows XP, Windows 7, Windows8.1Winodws10, Windows Server2000, 2003, 2008R2, 2012R2.2016R2.Linux, Linux Mint, Centos, Ubuntu basic installation and configurations.Microsoft Exchange mail Server 2010 installation and configuration. Outlook mail server configuration. Mail Account management & Migration, Backups.Planning & designing widows 2003/2008/2012 Active Directory Services environment, Group Policy Objects (GPO), DHCP, & DNS.Firewall, Network security systems Etc.Extensive documentation and training experience with IT management security policy.Good communication and team management skills.Storage Administration and management.SAN management system.Leading team whereas 200+ IT engineers.Security Surveillance Devices, Attendance Machines, Network Printers, Scanner Wi-Fi AP, Wi-Fi Router, Smart Switches, VLAN, VPN Configuration and management.Infra IT Asset (Computer, Server, LAN / WAN equipment etc.) Installation& configuration.Area of ExperienceLAN/WAN/Administration IT System Administration Network AdministrationDisaster recovery System Security Windows Active DirectoryVMware/Hyper-V Team Leadership System ConfigurationFirewall/UTM Domain /DNS/DHCP Wintel Server Microsoft Exchange 2010 IIS Web server & SQL Support Domain & Email HostingCCTV Surveillance Application Support Linux Installation &desktop supportLoad Balancing RAID Controller Training & MonitoringWSUS Server/Patching Database Design Management Workflow Planning ITILITSM Show less

• 

  CoreCard Software, Inc.

  Apr 2019 - now

  • Lead Engineer - Operations (OE - Configuration & Deployment)

    Apr 2023 - now

  • Senior Operations Engineer

    Aug 2021 - now

  • Configuration Analyst

    Apr 2019 - Aug 2021