He left the bureau in ‘12. Mueller appt him to assistant director of the FBI’s Counterintelligence Division in February 2011.
This whole 702 about query gathering intel on American citizens without warrant reportedly dates back to late 2011. I am assuming he’s on the hook for some of that.
When NSA Director Adml. Mike Rogers shut that down in April ‘16 the coup plotters had to go the route of getting a FISA warrant to justify their previous illegal intel gathering, as well as to continue their surveillance efforts on Trump.