Senior Database Administrator

Senior Database Administrator

Category:

Senior Database Administrator

Location: Buffalo, New York, US

Job Category:  Technology

Detailed JD in blue :
Responsible for implementation and ongoing administration of Hadoop infrastructure
Aligning with the Data 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, Spark access for the new users
Cluster maintenance as well as creation and removal of nodes using tools like Cloudera Manager Enterprise, etc.
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 perform Hadoop updates, patches, version upgrades when required
General operational expertise such as good troubleshooting skills, understanding of systems capacity, bottlenecks, basics of memory, CPU, OS, storage, and networks
Additional Good to Have:
They should be able to deploy Hadoop cluster, add and remove nodes, keep track of jobs, monitor critical parts of the cluster, configure namenode high availability, schedule and configure it and take backups
Solid Understanding on premise and Cloud network architectures
Additional Hadoop skills like Sentry, Spark, Kafka, Oozie, etc

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