Hadoop Admin

Job Description:
Execute weekly server rebuilds (– nodes) with zero data loss and minimalperformance impact

• Perform Hadoop-level pre/post validations: cluster health, HDFS usage, replication, skew, and logs
• Coordinate with Data Center Ops and Unix Admins for hardware and OS-level tasks
• Reconfigure and reintegrate rebuilt nodes into the cluster
• Provide weekday and rotational weekend support across BDH and BDH clusters

Required Skills:
Stronghands-on experience with Hadoop ecosystem (HDFS, YARN, MapReduce, HBase)

• Proficient in log analysis, volume/block checks, and skew troubleshooting
• Familiarity with open-source Hadoop distributions and production change controls
• Excellent communication and cross-team coordination skills
• Ability to work independently in a fast-paced, complex environment