expression
being a member of staff but useless as a worker
A set phrase criticizing someone who holds a position but contributes nothing; literally 'merely being counted among the staff'. Used in workplace or organizational contexts.
彼は員に備わるのみで、何の役にも立たない。
He is just a name on the roster and contributes nothing.
そんな社員は員に備わるのみだ。
Such an employee is merely a seat-filler.