The library director is entirely responsible for library operations including staff hiring and supervision, interpreting policies to staff, and achieving the goals of the library’s plan. Each library board should seek a director with qualities, strengths, and professional background that meet the library's current circumstances, plans, and needs. The professional knowledge gained while earning a master’s degree in library and information science, or its equivalent, from an ALA-accredited program, combined with several years of experience working in the field, will equip librarians with the skills they need to fulfill their responsibilities as directors.
In addition, RCW 27.04.055 sets forth qualifications for librarians working in the state of Washington:
“No library serving a community having over four thousand population, nor any library operated by the state or under its authority, may have in its employ, in the position of librarian or in any other full-time professional library position, a person who does not hold a librarian's certificate issued by the state librarian or its predecessor. A full-time professional library position is one that requires, in the opinion of the state librarian, a knowledge of information resources and library/information service delivery equivalent to that required for graduation from an accredited library education program. This section does not apply to the state law library or to county law libraries. The state librarian shall:
The Washington State Library provides additional information on their Certification of Librarians page.