He was head of the Washington field office when Guccifer was announced to have been identified, and other than that there's very little about him in the top layers of searching.
...A while back, I heard it much questioned whether Trump would leave willingly in 2020. The response was that the Secret Service would physically drag him out, so it seems odd that Trump gets to fire the Director without any reasoning given, then name their replacement. If anyone can explain that one to me I'd love to hear it.