Senior Developer Needed in VA

Our client, a specialized systems solution provider in the Herndon VA region, needs an extremely accomplished Senior Developer who is exceptionally comfortable with Opensource and JavaScript UI framework. This individual must be able to drill down many levels to conduct performance database tuning.  Among the many skill sets required are C, C++, Python, Unix, Linux, J2EE.  Only U.S. Citizens / direct hires will be considered for this role.  7-10 years experience along with a desire to excel in challenging roles.  Candidates absolutely must reside within an easy commute of Herndon VA .