Senior Hadoop Administrato Resume

SUMMARY

A Senior Systems Engineer with Seven Years of experience in Hadoop Administration, WebSphere Application Server Administration and Linux Administration in areas of Airline Industry, Financial, Banking, Insurance, Client - Server, Internet Technologies, SOA application Integration.
Well versed in installing, configuring and tuning Hadoop distributions: Cloudera, Hortonworks on Linux systems.
Deep knowledge in Hadoop Core Components including Hive, Pig, Scoop, Flume, HBase, Zookeeper, Oozie,YARN etc
Manage scalable Hadoop cluster environments.
HDFS support and maintenance, Cluster maintenance, creation/removal of nodes, Cluster Monitoring/ Troubleshooting, Manage and reviewHadoop log files, Backup and restoring, capacity planning
General operational expertise such as good troubleshooting skills, understanding of systems capacity, bottlenecks, basics of memory, CPU, OS, storage, and networks
Work with Hadoop developers and operating system admins in designing scalable supportable infrastructure for Hadoop.
Experience in setup, configuration and management of security for Hadoop clusters using Kerberos and integration with LDAP/AD at an Enterprise level
Strong System Administrative skills in WebSphere Application Server Environment, SiteMinder Environment, Tivoli Access Manager Environment, WebSpherMQ Environment on AIX, Sun Solaris, Window Server.
Extensively involved in installing, configuring, maintaining, and supporting WebSphere Application Server 6.1/7.0/8.5.5
Strong technical knowledge includes WebSphere Application server implementation, support, workload management and performance tuning. Web server setup, including complex secure sockets layer (SSL) configuration on IBM HTTP Server.
Configure and support web servers (IIS, I H S, iPlanet, Apache and Sun One, etc.) for Internet and Intranet environments.
Responsible for creating all necessary documentation to build, administer and support all dev, TEST, QA and production Portal Environments.
Strong experience in writing shell scripts to automate the administrative tasks and automate the WebSphere Environment with Jacl and Jython Scripts.
Responsible for Operating system installation, regular upgrade and administration.
Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups
Create, change, and delete user accounts per request
Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities
Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required
Help tune performance and ensure high availability of infrastructure
Worked on virtualization technologies such as VMWare ESXi, Hypervisor
Responsible for monitoring the infrastructure with tools like Nagios

TECHNICAL SKILLS

Operating Systems: Solaris 8, 9& 10, AIX5.1/5.2/5.3, RedHat Linux 6.5/7, Suse Linux Windows 2008/2012 Servers.

Languages: C, C++, Java, plsql, jacl, jyothonApplication/WebServers WebSphere 8.5.5/7.0/6.1 , WebSphere Portal Server 8.0/7.0/6.1, WebSphere MQ 7.0/6.0, iPlanet Server 6.0/4.1, Tivoli Access Manager6, SiteMinder6.0/5.5, IHS8.5/7.0/ 6.1, IIS7.0/6.0

Big Data Technologies: Hadoop distributions (CDH4.7, 5.3 and HDP 2.1), Red hat Linux 6.x,7.x Solaris 11, Shell Scripts, Nagios, Ganglia monitoring, Kerberos, Shell scripting, Python Scripting, Java, Hive, Pig, Scoop, Flume, HBase, Zookeeper, Oozie, YARN, Cloudera Manager

Databases: Oracle11g/10g/9.0.2.5, SqlServer2000/7.0, DB2UDB9.2/8.2

J2EE Technologies: J2EE1.7/1.6/1.5, Java2.0, Servlet2.3/2.2, Java Beans, EJB 2.2/2.0/1.1/1.0 , JSP1.2/1.1/1.0, JDBC2.0/1.0, JNDI, RMI, CORBA, Java Swing /AWTXML, HTML, DHTML, and JavaScript, WebSphere MQ 5.3, JBoss

Special Software: RAD 7.5/7.0/6, WSAD 5/4, Remedy User, SiteScope, Wily 7.1/7.0, CMG, Citrix ICA Client, Hummingbird Exceed, CSS, WinCVS, VSS, IBM Visual Age, Ultra Edit, Forte, Apache Tomcat Rational Rose, Microsoft Visio, XMLSpy, Home Site 4.5/5.0, IntroScope, Resource Analyzer, and Log Analyzer, Candle, Actuate 5/6

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