IT In-Charge

• Aug 2016 - Present

IT System Administrator

• Jul 2016 - Present

Administration and Maintenance of Local Area Network, Virtual Private Network and Application servers. Ensuring maximum up-time of Network infrastructure and service delivery Maintaining secure Datacentre connectivity to 60 Branches. Administration and Maintenance of Sonicwall NSA and TZ series Firewall Administration and Maintenance of Cisco Switches & Routers Administration and Maintenance of Avaya IP Office 500v2 Implementation and technical support Windows 2012 Features- ADS, Disk Quota, DHCP, DNS, WDS, Hyper-V Design and deployment of enterprise-wide Group Policies using Active Directory components Root cause analysis process for Problems leading to strategic resolution Work on ITIL Change Management, Problem Management and Incident Management Advisory to the management regarding up-gradation of IT in the company with latest technology Planning, Purchasing & implementation of IT Infrastructure estimated spending worth 1.5M$ yearly. Work closely with the DBA to apply application updates and upgrades. Show less

Senior Server Administrator

• Sep 2009 - May 2013

 Administration, Trouble shooting and Maintenance of Linux servers for enterprise use in a 24x7 environment.  User / group administration ,Server monitoring  Installing, configuring, administration and maintenance of critical web services such as Apache, Tomcat, Nginx, MySQL across multiple servers.  Setting up and administering DHCP, DNS, and NFS services in Linux  Analyze and resolve client issues based on SLA.  Configuring and maintaining the SSL Certificates for various servers.  Familiar with Ticketing systems (Ubersmith/ Kayako / WHMCS).  Managing IPtables/rules in the server.  Experience in firewall tools like CSF, APF.  Monitoring Dos attacks and spamming on servers.  Automation using CRON jobs.  Backup and restoration.  Perform system-wide software patches, upgrades, and deployments as needed.  Collaborate with multiple teams on projects, systems design and integration, and for troubleshooting.  Participate in a tiered shift and on-call rotation providing 24x7 support.  Mail server configuration (Exim, Qmail, Postfix, Sendmail).  Nagios installation, management and monitoring.  Configuring FTP server for maintaining share folders in the organization.  VPS Management (OpenVZ). Backup configuration.  Managing hosting control panel like Cpanel/WHM, Direct Admin, Kloxo, Webmin.  Managing servers on cloud infrastructure - Amazon, Rackspace.  Providing technical support; answering support queries either onsite or via phone or email.  Maintaining a high degree of customer service for all support queries and adhere to all service management principles. Show less