Francisco Arellanos joined the CWRU coaching staff before the 2024 season and serves as one of the team's assistant coaches, working primarily with the running backs.

Arellanos brings with him over 30 years of coaching experience at the high school, college, and professional levels in the United States, England, and Mexico. His most recent stops have been as the Assistant to the Head Coach, Defensive Quality Control Coach, and Special Teams Coach for the Vegas Vipers of the XFL from 2022-23, and as the Defensive Consultant and Defensive Line Coach at Villa Angela-St. Joseph High School in Cleveland.

Arellanos has also been a guest coach at camps for the New York Giants, the Pittsburgh Steelers, and the Miami Dolphins.

He received his college degree in IT Computer Science and Accounting in Mexico before earning his MBA from Kingston University in London.