Lead Hadoop AdministratorIn-depth experience in installing, configuring, managing, capacity planning and administering of Hadoop clusters.Experience in Hadoop ecosystem components: Hive, pig, Impala, Hbase, Tez, Spark, Sqoop, Kafka, Oozie,NiFi Zookeeper etc.Working knowledge of Hadoop security: Kerberos, Ranger ,Knox, Sentry, AD/LDAP setup, SSL/TLS etc. 2 years of architectural experience in choosing and designing right Big Data solutions and performance tuning(MapReduce, Hive… Show more Lead Hadoop AdministratorIn-depth experience in installing, configuring, managing, capacity planning and administering of Hadoop clusters.Experience in Hadoop ecosystem components: Hive, pig, Impala, Hbase, Tez, Spark, Sqoop, Kafka, Oozie,NiFi Zookeeper etc.Working knowledge of Hadoop security: Kerberos, Ranger ,Knox, Sentry, AD/LDAP setup, SSL/TLS etc. 2 years of architectural experience in choosing and designing right Big Data solutions and performance tuning(MapReduce, Hive, Spark, Impala, HDFS, YARN, Oozie)Administration of Cloudera’s Distribution of Hadoop (CDH).Configuring various components such as HDFS, YARN, MapReduce, Sqoop, Flume, Hive, Hue, Zookeeper, Oozie, Sentry.Deploying and Configuring Apache Hadoop Cluster.Commissioning and Decommissioning of nodes in the cluster.Managing and monitoring Hadoop services like Namenode, Datanode, Yarn, etc.Loading data into cluster from dynamically-generated files using Flume and RDBMS using Sqoop and also from the local file system to the Hadoop cluster.Performance tuning and solving Hadoop issues using CLI or by WEBUI.Configuring High Availability of Namenode and Resource Manager.Managing cluster security using MIT Kerberos / AD and Authorization using Sentry.Capacity Planning of a Cluster and creating roadmaps for hadoop cluster deploymentBackup and Disaster Recovery of data using snapshots policies, Backup Schedules, etc.Moving data from one cluster to another.Configuration of Alerts and Events for different types of services which is running the cluster.Generating Reports and Benchmarking. Show less

As an Big Data Administrator , I am responsible of Installation, configuration, Performance Tuning and Error Handling of more than 40 servers Hadoop Clusters in BankMellat• Well informed and experienced in developing Hadoop• Well informed and experienced in processing and storage of big data including YARN and HDFS• Experienced in Installing and managing of Apache Cluster Hadoop distribution ( 10 Virtual machine), Cloudera (48 Physical server) and Hortonworks… Show more As an Big Data Administrator , I am responsible of Installation, configuration, Performance Tuning and Error Handling of more than 40 servers Hadoop Clusters in BankMellat• Well informed and experienced in developing Hadoop• Well informed and experienced in processing and storage of big data including YARN and HDFS• Experienced in Installing and managing of Apache Cluster Hadoop distribution ( 10 Virtual machine), Cloudera (48 Physical server) and Hortonworks distribution.• Experienced in making security or system protection by Kerberos, finding and diagnostic by Sentry and management of TLS setting for Cloudera distribution.• Expert in starting-up and working with Impala ، Hive ، HBase ، Spark ، Hue ، Flume ، Sqoop ، Oozie , kudo , kafka , solr and Zookeeper services• Experienced in Performance tuning of Operating system and Big Data Services • Expert in infrastructure management by Chef tools.• Experienced to make tools for monitoring of clustering via Hadoop.• Expert in installing and configuration of Linux (with Centos and Ubuntu distribution) , shell Script development Show less

Managing Oracle DB administration in governmental Iranian central technology of information company Technical support of administration automation for 25 local of Tehran central and suburb areas and central province of Iran

Oracle Database AdministratorTechnical support automation of governmental and private company like Oil and gas Company, Ryan Sipa , ….System Installation specialist Oracle Specialist and designer of Oracle RAC in Linux system