Maintains library's collection of books, serial publications, documents, audiovisual, and other materials, and assists groups and individuals in locating, obtaining and using materials. Furnishes information on library activities, facilities, rules, and services. May require a master's degree in library science. Typically reports to a supervisor or manager. Occasionally directed in several aspects of the work. Gaining exposure to some of the complex tasks within the job function. Typically requires 2 -4 years of related experience.