Ejiofor, 25, tore his Achilles’ tendon a year ago and missed the season.
The Texans made Ejiofor a sixth-round choice in 2018.
He played 12 games as a rookie and made nine tackles, a sack, two pass breakups and a fumble recovery. Ejiofor saw action on 158 defensive snaps and 56 on special teams.
Ejiofor, a Houston native, played collegiately at Wake Forest.