Penn State put up its fourth-largest margin of victory in program history.
Johnson is one of nine tight ends in the country to be named a semifinalist.
The Nittany Lions have dropped five of their last seven.
The walk-on has become a key piece of the highly-touted Nittany Lion defense.
The Nittany Lions went 1-1 over the weekend with a four-set victory over Michigan and a five-set loss to Michigan State.