The Office of the Sheriff and County Library Department – permanent full-time, permanent part-time, permanent intermittent (on-call substitute), and temporary Library Assistant-Journey Level vacancies.





Monthly Salary Range:  $2,988 – $3,816



The Office of the Sheriff and County Library Department is seeking qualified individuals to fill permanent full-time, permanent part-time, permanent intermittent (on-call substitute), and temporary Library Assistant-Journey Level vacancies.


Positions assigned to the Detention Library System may be assigned to any one of three facilities: West County Detention Facility in Richmond, Martinez Detention Facility in Martinez, and the Marsh Creek Detention Facility in Clayton. These positions also maintain browsing Libraries which allow inmates to obtain direct services from assigned Library staff, i.e. locating specific titles, authors, or subject areas. Incumbents assigned at this level will establish and maintain effective working relationships when dealing and working closely with custody staff, inmates, and handling security issues.


The County Library operates 26 community Libraries within a 750 square mile area and serves close to 1 million urban, suburban and rural patrons with an annual circulation reaching 7.4 million.  Library Assistant-Journey Level responsibilities include, but are not limited to, helping library patrons locate information and use various reference sources; instructing patrons on the use of library resources; assisting at the circulation desk and processing library materials.  Other duties include training new employees and student assistants and providing support in other areas of the library. Excellent interpersonal skills are required for these positions in order to effectively and tactfully deal with fellow workers and the public.


The employment list established by this examination may remain in effect for twelve (12) months.



Education AND Experience Options: Possession of a baccalaureate degree from an accredited college or university.


One (1) year full-time or its equivalent of varied technical work experience in a public library AND possession of either 1) 60 semester or 90 quarter units from an accredited college or university which included 15 semester or 18 quarter units in humanities, social science or natural science; OR, 2) a Certificate of Library Technology from an accredited college or university.


Two (2) years of full-time or its equivalent paraprofessional experience in a public library which must have included readers advisory and information services and bibliographic searching.


PLEASE NOTE: All candidates should carefully review the detailed job description for this position and apply only if they clearly meet the minimum qualifications stated above.  All applicants are required to submit a completed supplemental questionnaire, a copy of an official or unofficial college or university transcript, or a copy of the education equivalency evaluation report, at the time of application.




  1. Application Filing: All applicants, including County employees, are to apply on-line at, and submit the required information as indicated on the job announcement by the final filing date listed above. All applicants must clearly demonstrate that they meet the minimum qualifications provided on the job announcement. Resumes may not be substituted for the official County application.  Paper, faxed, or late applications WILL NOT be accepted. To view the typical tasks, knowledge, skills, and abilities associated with this position, please visit our website to see the detailed job description. Please see additional locations to apply on the reverse side of this announcement.


  1. Application Evaluation:  Depending on the number of applications received, an Application Evaluation Board may be convened to evaluate and select the best-qualified candidates for invitation to the next phase of the examination.


  1. Written Exam: A multiple-choice written test will be administered to all accepted candidates. Candidates will be tested in job-related dimensions such as: Common Library practices, procedures, and terminology, reading and understanding written material, clerical skills/abilities, interpersonal relations and written communication. Candidates must receive a score of at least 70, which may be an adjusted score, in order to participate in the oral interviews. (Weighted 100%)


Conviction History Form: As part of the application and selection process, an applicant may be required to complete a Conviction History Form. Please note that the Conviction History Form should only be submitted when requested.




The Human Resources Department may change the examination steps noted above in accordance with the Personnel Management Regulations and accepted selection practices.

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