Which specific aspect of technical theater?
Design? (and if so, lighting, projection, sound, set, costumes, makeup?)
Construction itself? (and if so, stagecraft, sound system, lighting system, rigging?)
Stage management?
Is U Nevada at Las Vegas in the WUE? That would be one place to look for sure.
College Navigator finds 90 public and private non-profit colleges and universities in the US that offer bachelor degrees in theater tech or theater arts/stagecraft. https://nces.ed.gov/collegenavigator/?s=all&p=50.0502&l=93&ct=1+2
You could use similar search terms with some of the other college-matching search engines and see if more turn up.