That's kind of interesting, I got the impression that he'd somewhat deliberately gone low profile after mythbusters, so I would have thought this kind of "thought leader" role (it doesn't sound like he'll be publishing papers or giving lectures for the university) doesn't fit in with that.
I feel like someone who doesn't publish papers or give lectures would be somewhat low profile?
In my field professor of practice means you have to a bunch of crap work for the department and you're not getting tenure or seniority.
Realistically he may have just wanted to move to Finland and this was a good way to do it where he is automatically embedded in a community? He also has pre-existing ties with this university, as he received an honorary degree from them in 2017.
I think if he really wanted to go low profile he would just shave his goatee and stop wearing a beret.
The full article appears to be here (in Finnish, Google Translate works well):