Coach Marrero is entering his first year on the coaching staff for the Polars football program as the running backs coach.
Marrero was born in Villalba Puerto Rico, he comes from a military family that has moved all over the United States and overseas. His coaching career began at the high school level at the age of 18. Beginning in 2019 as an assistant offensive line coach then moved on to coach defensive line, wide receivers, and then linebackers at Robert G. Cole High School in San Antonio, Texas.
As a player Marrero competed for Robert G. Cole High School on the offensive line playing both guard and center where earned 2nd team all-district honors. Marrero received his bachelor's degree in Psychology from Grand Canyon University in 2024.