Lead Hadoop Admin / DeveloperFoster City CA (Onsite – Hybrid)Rate: $70 to 75 on C2CClient: VISAKey skills required for Lead Hadoop Admin:Hadoop (preferably Hortonworks/Open Distribution), HDFS, Hive, Kafka, Spark, Oozie/Airflow, HBaseIntermediate proficiency in SQL & HQLSolid understanding of Linux, and scripting skills would be advantageousExperience with Kerberos, TLS, Ranger, and data encryptionJob Description:Basic to intermediate experience with SparkGood experience with SQL. Should be able to understand and implement performance optimization.Memory management experienceQueue allocation, distribution experience in Hadoop/Cloudera environmentsShould be able to scale clusters in production and have experience with 18/5 or 24/5 production environments.Good with one programming language.Good exposure to Hive and Hadoop systems with exposure to monitoring tools. Sqoop, Oozie and other external tools.Familiar with patch upgrades.