Gulshan Kumar

Experience

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  CMS Computer / Info service

  Jul 2006 - May 2009

  Technical Support Engineer

  Performed hands-on administration, monitoring, and troubleshooting of Local Area network (LAN), resulting in optimum performance and minimum downtimeAdminister Microsoft Windows Servers (Active Directory), Microsoft Workstations, and network security devices for 350 users.Performed desktop migration from Windows 95/NT4 to Windows 2000. Provided technical support for corporate client/server systems.Responsible for e-mail system and Internet Information Server, meeting employee and customer needs 24/7 Show less

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  Direct Internet

  May 2009 - Aug 2010

  Technical Support Engineer

  Installation & Maintenance of windows 2003 Server Domain Controller for 50 users in Mixed Mode Environment windows (2000 Professional, XP)Installation and configured of Microsoft Exchange server 2003 and Configuration of exchange server client Outlook express and Microsoft Outlook.Installation and Configuration of WSUS server to install the Security patches Installation and Configuration of Nessus vulnerability scanning program.Knowledge of IP Addressing and Sub netting. Implementation and trouble-shooting of VLANs for the as official staff requirement.Configuration of DHCP and NAT at customer And configuration of different Companies Wireless Router ( Net Gear, TP Link , D-Link )Managing and monitoring the VOIP Customers’ .Configuration of Sip Account in Sip Phone and soft phone like Xlite & eyebeam as per customer requirement.Hands on experience with Red Hat Linux server configuration like DHCP, DNS, SAMBA, NFS, FTP, Send mail.Configuration of Two 2 Mbps circuit on 1700 Series router with the help of loopback interface.Handling daily network problem calls from the customer & trouble shoot them accordingly Show less

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  Masterline Group

  Aug 2010 - now

  System Administrator

  • Windows Server 2003, 2008 R2 installation, deployments, troubleshooting • Designing, implementing and managing Active Directory. • Designing, implementing and managing of group policy with the help of GPMC• Configuration of POP3/IMAP/ Outlook from Anywhere in Exchange 2003 /2008• Troubleshooting & supported for Windows 9.X, 2000, XP, Vista & Win 7 along with the MS-Office including mail services. • Monitored system and network activity to quickly detect any problems related to system security, performance, or system failures and miscellaneous tasks.• Designing, implementing and managing of Antivirus Server Symantec 12.1• Performed regular system backups and recovery procedures, closely following SOPs to ensure system security.• Troubleshooting & Maintenance of Microsoft Office Outlook Web Access and Microsoft Office Outlook E-mail, Calendaring Outlook database problems. • Applying operating system updates, Security patches via WSUS• Managing and configuring of services on window server ( DNS, DHCP, IIS )• Installation and Configuration of Sonic wall TZ170 & TZ 210 Firewall• Implementing Security/Services on Firewall Like – Configuring NAT, Content Filtration, Website Blockage, Intrusion Prevention, Anti-spyware• Installation and Configuration NAS Drive ( Buffalo ) For centralized data storage• Responsible for disaster recovery, closing security loopholes and access levels. • Installation and Configuration of D-Link Wi-Fi Router in office premises • Installation of Nessus vulnerability scanning program ( Window & Linux Based ) to check the security related issue in the network • Providing advice on selection and purchase of IT equipment.• Producing documentation on operational, system and user procedures & guidelines. Show less