He played college football for the Michigan Wolverines, where he was twice named an All-Big Ten selection.

After playing at Charles W. Flanagan High School, Metellus committed to Michigan on June 17, 2015, choosing the Wolverines over Colorado, Florida International, Middle Tennessee State and others.

[6] At the NFL Combine, Mettelus' 20 reps of 225 pounds on the bench press, ranked fourth-most among safeties.

[11] Throughout [[training camp], Metellus competed against Brian Cole II for a roster spot as a backup safety.

On September 5, 2020, the Minnesota Vikings waived him as part of their final roster cuts and signed him to the practice squad the next day.