Big Data Admin

Job Description:
  • Design, implementation and ongoing administration of Big Data infrastructure.
  • Design, installation, configuration and administration of Hadoop platform and maintaining the Hadoop infrastructure and operations,
  • Forecasting, planning, capacity arrangement and scaling of Hadoop clusters,
  • Monitoring of Hadoop cluster connectivity and security, conducting performance tuning of Hadoop clusters (7/24 on-call availability will be required),
  • Management and monitoring of Hadoop log files and file system management,
  • Coordinating system backups with infrastructure team for storage and rotation of backups; setting and implementing Backup and Disaster Recovery strategy,
  • Automation and integration of monitoring and server job processes,
  • Setting up and testing of Kerberos principles, administration of Key trustee server,
  • Management of integration with Active Directory and support for user and group management,
  • Working with Big Data Engineer to setup data access security groups and working with delivery teams for provisioning of users into Hadoop,
  • Enabling of policies to have a privilege level access to the data in HDFS as per the security policies,
  • Enabling of data encryption to meet the security standards
  • Strong knowledge of Hadoop Architecture (HDFS), Hadoop Cluster installation, configuration, monitoring, cluster security, cluster resources management, maintenance and performance tuning,
  • Expert level knowledge of Hadoop components such as HDFS, Sentry, Kafka, Impala, Hue, Hive, YARN, ZooKeeper, Postgres, HBase, Flume, Scoop, Oozie etc.,
  • Strong knowledge of key scripting and programming languages such as MapReduce, Spark, Python, Scala and Bash,
  • Knowledge of relational databases, industry practices, techniques and standards,
  • Administration expertise and basic knowledge of memory, CPU, OS, storage, and networks,
  • Proficient with system upgrades, patches and maintaining compliance,
  • Intimate knowledge of fully integrated AD/Kerberos authentication,
  • Work individually, with minimal supervision, as well as in team environments,
  • Detail oriented, well organized work skills,
  • Multitasking, time and stress management,
  • Strong ability to identify, prioritize and solve system related problems.
  • Bachelor’s degree in Computer Science, Engineering or related field,
  • 5+ Years of IT systems administration experience,
  • 1+ years of Hadoop administration experience. 

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