Nickal will compete in the first-ever wrestling event of the league on August 30 in Cleveland.
"What led to ESPN was the work I did with Penn State Football and production."
Dunn's hire completes Kieger's coaching staff ahead of the 2025-26 season.
The 2024-25 season was highlighted by wrestling and women's volleyball national championships.
The Happy Valley Hoopers will play in The Basketball Tournament for a third consecutive year.
Penn State and UCLA reportedly become the first two athletic departments to take on private capital.