The Dataworks & Hadoop summit will be in San Jose June 13-15, 2017. The call for abstracts closes February 10. You can submit an abstract at http://tinyurl.com/dwsj17CFA
There are tracks for Hadoop, data processing and warehousing, governance and security, IoT and streaming, cloud and operations, and Spark and data science. As always the talks will be chosen by committees from the relevant communities. Alan.