noun
associate member; junior employee
Refers to a person with a status below full membership or regular employment, often used in corporate or organizational contexts.
彼はまだ準社員なので、福利厚生が正社員と違う。
He is still a junior employee, so his benefits differ from those of regular employees.
Compound of 準 (jun-, 'semi-', 'associate') and 社員 (shain, 'company employee').