Hadoop Administrator

Must-Have Primary Skill : Technical Lead-BIG Data (BD)-Apache Hadoop (HDFS)-Hbase/Hive/Pig/Mahoot/Flume/Scoop/MapReduce/YarnResponsibilities :Deploy new Hadoop infrastructure, Hadoop cluster upgrades, cluster maintenance, troubleshooting, capacity planning and resource optimization.Review, develop, and implement strategies that preserve the availability, stability, security and scalability of large Hadoop clusters.Interact with developers, architects and other operation team members to resolve job performance issues.Preparation of architecture, design and operational documentation.Participation in weekly on call rotation to provide operational support.Qualifications :Hands-on experience with the Hadoop stack (HDFS, MapReduce, Hbase, Pig, Hive, Oozie).Extensive experience with Oracle 10g/11g databases and PL/SQL.Monitor and review Oracle database instances to identify potential maintenance and tuning issues.Expertise in systems administration, Linux tools, configuration management in a large-scale environment.Troubleshoot and debug Hadoop ecosystem runtime issues.Recover from node failures and troubleshoot common Hadoop cluster issues.Document all production scenarios, issues, and resolutions.Teamwork in providing hardware architectural guidance, planning, estimating cluster capacity, and creating roadmaps for Hadoop cluster deployment.Evaluation of Hadoop infrastructure requirements and design/deploy solutions (i.e., high availability big data clusters, etc.)Expertise in performance tuning, system dump analysis, and storage capacity management.Experience with versioning, change control, problem management.Strong communication and technical writing skills.Result-oriented engineer with a laser-sharp delivery focus.

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