Career
Poppinga was an American football linebacker. He was signed by the Miami Dolphins as an undrafted free agent in 2008. He played college football at Utah State & Brigham Young universities.
He is the younger brother of NFL linebacker Brady Poppinga.
In December 2015, Poppinga was hired by Bronco Mendenhall to follow him to the University of Virginia as outside linebackers coach after serving in the same role at Brigham Young University under Mendenhall.