It would be surprising if educated people supported a party mostly hostile to the existence of their jobs. That still leaves a lot of room for differing political beliefs since there are not only two possible political positions.
Republicans have made hostility to universities, or at least the non-engineering parts of them, a plank for as long I can remember. Recently, Ron DeSantis led a high-profile effort to take over the New College as part of his audition for President. Like everyone else, professors are capable of understanding that they have interests aligned with different political positions.
Close to 100% of liberal arts teaching staff are Democrats [1] [2] [3]. It didn't use to be this way [4] [5].
[1] https://www.pacificresearch.org/why-are-teachers-mostly-libe...
[2] https://www.thecollegefix.com/zero-republican-professors/
[3] https://www.nas.org/blogs/article/partisan-registration-and-...
[4] https://nationalaffairs.com/publications/detail/the-disappea...
[5] https://www.washingtonpost.com/news/the-fix/wp/2014/05/06/ju...