Striker grew up in Tampa, Florida and attended Armwood High School, where he played football, baseball and ran track.

At Oklahoma State in the annual Bedlam Series, he returned a fumble three yards for a touchdown on the final play of the game.

In the final minute of the game, he also got the first forced fumble of his career when he stripped Bama's quarterback, A. J. McCarron, followed by defensive end Geneo Grissom picking it up and running it in for a touchdown to seal the Sooners' victory.

[4] In April 2017, Striker was hired by Oklahoma head coach Bob Stoops as the Sooners' Defensive Recruiting Analyst.

[5] Striker attended tryouts and mini-camp with the Saskatchewan Roughriders in Bradenton, Florida and was subsequently signed by the team in April 2018.