The Organization Act of National Fire Agency, Ministry of the Interior Article 8

There shall be a personnel office for NFA to be chaired by one director ranked at the ninth job grade of recommendation appointment up to the tenth job grade of selected appointment to be duly in charge of personnel management; and additional work personnel may be assigned within the quota specified by these Articles.
中文原文 內政部消防署組織條例第8條
本署設人事室,置主任一人,職務列薦任第九職等至簡任第十職等,依法辦理人事管理事項;其餘所需工作人員,就本條例所定員額內派充之。

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