Job Description :
Mandatory Technical / Functional Skills
BigData domain knowledge
Should have good work Experience in HADOOP Administration (3+ Years)
Should have good work Experience in PROD and core concepts
Should Have Good Knowledge of Scripting Language like Ruby or Python and Shell Scripting(TCL)
Should have knowledge of Linux Administration and Architecture
Hadoop Hortonworks upgrade experience
Hive,Oozie,Spark,Nagio,Ambari and all BigData related tools expertise

Roles and responsibility
Responsible for implementation and ongoing administration of Hadoop infrastructure.
Aligning with the systems engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments.
Working with data delivery teams to setup new Hadoop users. This job includes setting up Linux users, setting up Kerberos principals and testing HDFS, Hive, Pig and MapReduce access for the new users.
Cluster maintenance as well as creation and removal of nodes
Performance tuning of Hadoop clusters and Hadoop MapReduce routines.
Screen Hadoop cluster job performances and capacity planning
Monitor Hadoop cluster connectivity and security
Manage and review Hadoop log files.
File system management and monitoring.
HDFS support and maintenance.
Diligently teaming with the infrastructure, network, database, application and business intelligence teams to guarantee high data quality and availability.
Collaborating with application teams to install operating system and Hadoop updates, patches, version upgrades when required.
Point of Contact for Vendor escalation