B2 adjective /ʌnˈkwɒl.ɪ.faɪd/
Unqualified
資格がない; 経験不足の;
Meaning
not having the necessary skills or qualifications; complete or absolute
Example
He was unqualified for the engineering position due to lack of experience.
彼は経験不足でエンジニアの職に不適格でした。