Have 6 and half years of total experience in Windows and Linux Administration , Present days I working with the following area ..( Cloud computing, Big data ( Spark Cluster , Hadoop Cluster, Greenplum Cluster ), Web Hosting in Linux ( Apache and Nginx) for High traffic website) 1) Managed operating Systems ( SLES 12 , REDHAT , UBUNTU 16.04 and Windows 2012 and SQL 2016) 2) Hadoop 2.7.2 ,Greenplum 4.3.10 , Spark 2.0.1 Configured and managed in SLES 12 3) Website Bench mark tools AB,Neo Load tools 4) Webhosting ,Virtual hosting , SSl Configuration 5) Apache and Nginx Fine tuning for Heavy traffic website 6) Vulnerability assessment with various tools like acuentix and camscan anti virus