Complex sentence: He coached varsity football and taught math at his alma mater Silverton High School from 2006-2010, and became the tight ends coach and recruiting coordinator at his other alma mater, the University of Montana, in 2010.
Split into simpler sentences: He coached varsity football and taught math at his alma mater Silverton High School from 2006-2010. He became the tight ends coach and recruiting coordinator at his other alma mater, the University of Montana, in 2010.