Outstanding professors and researchers
You must demonstrate international recognition for your outstanding
achievements in a particular academic field. You must have at least 3 years
experience in teaching or research in that academic area. You must be
entering the United States in order to pursue tenure or tenure track
teaching or comparable research position at a university or other
institution of higher education.
This is from USCIS website. it looks like faculty has to be tenured or on
tenure track, right?