Basic to intermediate experience with Spark· Good experience with SQL. Should be able to understand and implement performance optimization.· Memory management experience· Queue allocation, distribution experience in Hadoop/Cloud era environments· Should 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.