College player coverage. Explore dated rosters and player details for 266 FBS and FCS programs. Every saved roster entry has a dated summary. Selected profiles include additional official-source background. Coverage varies by school; coaching backgrounds, program history and FAQs are still being expanded. Please check source dates and confirm changes with the schools. Division II, Division III and NAIA directories are not yet included.
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O’Brien joined Boston College’s linebackers staff in 2024 after coaching safeties at Southern Miss in 2021–22 and becoming its defensive coordinator in 2023. Earlier, he worked in defensive quality control at Georgia, coached safeties at Navy and defensive backs at Elon, and held graduate-assistant and analyst roles at Alabama. His background also included Harvard and a New England Patriots scouting internship. He began his football staff experience as a Boston College student assistant.
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