The phrase "bench position" typically refers to being placed on a team's bench or being a substitute player instead of participating in the game actively. Full definition
Shadow equalities minister Sarah Champion has resigned from the front bench position following a... (totalpolitics.com)
and he always seems to get a nod in the team in any position, like RW and CM even if better players are fit and just chilling on the bench (justarsenal.com)
CAP Standard Folding Weight Bench w / Leg Extension The Folding Weight Bench is a space saving, multi-purpose bench that includes incline, decline and flat bench positions as well as a leg lift feature. (muscle-fitness-training.com)