Senior Hadoop Infrastructure Administrator

Tech Tammina LLC

Experience, Skills, Academic: 

Minimum 4+ Years and ideally 7+ years of relevant hands-on experience and at least 3 years of administration of cluster environment 

Hands-on experience in large scale Hadoop cluster management and infrastructure design 

Hands-on experience with the Hadoop infrastructure implementation and configuration of Hadoop HDFS, Hbase, Zookeeper, Oozie, Sphinx/Lucene, Pig, Hive or other big data tools, frameworks 

Experience in implementation and configuration of Cloudera and other equivalent Hadoop distributions such as IBM and Hortonworks; hands-on experience in at least one of the platforms is required. 

Ability to balance and tune cluster nodes for performance 

Excellent Linux administration skills and understanding of system performance areas (memory, swap, disk i/o, network i/o, etc.)

High proficiency with Linux/Unix and open source tools/platforms 

Demonstrated experience tuning large application systems - must know how to benchmark and stress test under the highest simulated traffic conditions 

Understanding of JVM administration and crash trace analysis 

Understanding various JAVA OPTS related to hadoop 

Understanding zookeeper and zkdump configuration and debugging 

Understanding of FIFO, Fair scheduler and Capacity scheduler and their usage 

Ability to configure Oozie workflows, jobs and tracking logs to debug issues 

Must understand how to use LVM on MapRFS 

Extremely good in communication and should be having excellent technical skill to ideate with technically challenging environment.

Design and build robust Hadoop cluster for Big Data infrastructure 

Define and document cluster and node configuration standards 

Provide subject matter expertise to solve problems associated with Cloudera implementation of Hadoop distribution into the cluster from ground up 

Demonstrate strong personal communication skills 

Experience in high scale or distributed RDBMS 

Job Status: Full Time 

Eligiblity: GC or US Citizens

Share the Profiles to mkonni(at)1stitsolutions.com

Contact: 703-349-1214

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