Nashville, TN or Washington DC.  Full time.
Doing really interesting work with unstructured "big data" in our core product Synthesys.  Some of the technologies we're using:
* Lots of Java, some Python
* Hadoop
* HBase
* Cassandra
* AWS/EC2
We recently finished an investment round with Silver Lake and are looking to fill a variety of positions from core developers, to system administrators, to research positions.  All the the technical details are at <a href="http://www.digitalreasoning.com/careers/" >http://www.digitalreasoning.com/careers/</a>.
Feel free to ping me (charlie dot penner at digitalreasoning.com) with any questions.
Ask HN: Who is Hiring? (February 2012)