Visa Sr Hadoop Adminstator /Hadoop Engineer - REF8091A in Singapore, Singapore

  • Person will be responsible to Perform Hadoop Administration on Production Hadoop clusters.

  • Perform Tuning and Increase Operational efficiency on a continuous basis

  • Monitor health of the platforms and Generate Performance Reports and Monitor and provide continuous improvements

  • Working closely with development, engineering and operation teams, jointly work on

key deliverables ensuring production scalability and stability

  • Develop and enhance platform best practices

  • Ensure the Hadoop platform can effectively meet performance & SLA requirements

  • Responsible for support of Hadoop Production environment which includes Hive, YARN, Spark, Impala, Kafka, SOLR, Oozie, Sentry, Encryption, Hbase, etc.

  • Perform optimization capacity planning of a large multi-tenant cluster

•Minimum 6 years of work experience in maintaining, optimization, issue resolution of Hadoop clusters, supporting Business users

and Batch.

• Experience in Configuring and setting up Hadoop clusters and

provide support for - aggregation, lookup & fact table creation criteria's,

Map Reduce tuning, data node, NN recovery etc.

• Experience in Linux / Unix OS Services, Administration, Shell,

awk scripting

• Experience in building and scalable Hadoop applications

• Experience in Core Java, Hadoop (Map Reduce, Hive, Pig, HDFS,

H-catalog, Zookeeper and OOzie)

• Hands-on Experience in SQL (Oracle ) and No SQL Databases

(HBASE/Cassandra/Mongo DB)

• Excellent oral and written communication and presentation

skills, analytical and problem solving skills

• Self-driven, Ability to work independently and as part of a

team with proven track record developing and launching products at scale

• Minimum of four year technical degree required

• Experience on Cloudera distribution preferred

• Hands-on Experience as a Linux Sys Admin is a plus

• Knowledge on Spark and Kafka is a plus.

All your information will be kept confidential according to EEO guidelines.