Organization Act of National Museum of Natural Science Article 3

The Museum has one curator in the thirteenth job ranking of the classified positions, who may be hired in accordance with the requirements for the president of an independent academy if necessary, and two deputy curators in the twelfth job ranking of the classified positions, one of whom may be hired in accordance with the requirements for a professor if necessary.
中文原文 國立自然科學博物館組織法第3條
本館置館長一人,職務列簡任第十三職等,必要時得比照獨立學院校長以上資格聘任;副館長二人,職務列簡任第十二職等,其中一人必要時得比照教授資格聘任。

English translation for reference only; the Chinese text prevails. Not legal advice.