<p>According to this Web site, <a href=“http://www.clearancejobs.com/security_clearance_faq.pdf[/url]”>http://www.clearancejobs.com/security_clearance_faq.pdf</a>, foreign nationals can not get a security clearance. They can get limited access to information up to Secret, when the government can not find any qualified US citizens to take the position. If 38% of the workers at NASA are Indians, it is because either
- they do not work on classified projects or
- they are US citizens, either through naturalization or birth.</p>