Robert Riley is the Defensive Coordinator at Trine University, coaching since 2022. Staff history at 1 school, the head coaches he worked under and the players he coached.
Updated Nov 12, 2026Sources: school staff directories, TransferPortl coaching tenures, CFBD
Staff History by Season
4 stints- 2026
Trine UniversityAssistant Head Coach - Defensive Coordinator/Safeties/Punters/Kickers/Snappers/Holders/On Campus Recruiting/Football Facilities SchedulingPosition groups: S - 2025Trine UniversityCo-Defensive Coordinator - Safeties/Punters/Kickers/Snappers/Holders/Strength and Conditioning CoordinatorPosition groups: S
- 2024Trine UniversitySpecial Team Coordinator/Co-Defensive Coordinator - Linebackers/Punters/Kickers/Snappers/HoldersPosition groups: LB
- 2022-2023
Coaching Tenure Timeline
1 stopsHead Coaches He Worked Under
1- Troy AbbsTrine University, 2022-2026