Search Results from Multiple Career Sections in One Place

Summary

Is it possible to search on a single web page, but display results from all career sections

Content

Our organization would like to have the ability to display a single search page for our applicants.  If an applicant searches for "engineer," for example, they would like all of the results displayed on a single page (we have three external career sections at the moment - USA professional, USA craft, and  non USA all).  Then when they apply, they would be taken to a respective career section with its application flow. I am not aware of any functionality that would allow this within Taleo (I am sure there are external vendors that can build overlays and such), but our IT