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Library Assistant Jobs in Rialto, CA (NOW HIRING)

Harvest Christian Fellowship

Roving Sub

Riverside, CA · On-site

$20/hr

Check books in and out of the library; assist students in finding books. * Pick up blue bags from classrooms, empty, and sort contents. * Prepare and run the snack cart during recess. * Print lunch ...

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$8

$18

$27

How much do library assistant jobs pay per hour?

As of Jun 3, 2026, the average hourly pay for library assistant in Rialto, CA is $18.73, according to ZipRecruiter salary data. Most workers in this role earn between $15.19 and $21.20 per hour, depending on experience, location, and employer.

What Does a Library Assistant Do?

Library assistants support the head librarian in operating the library and maintaining its materials. Other responsibilities include cataloging books, movies, audio resources, reference materials, slides, and microfilm. Library assistants inspect these items regularly for damage or missing pieces, especially while they are checking out resources to library patrons. As a library assistant, you must enjoy helping visitors locate materials, as well as providing technical assistance as needed. While a library assistant job does not require education beyond a high school diploma or equivalent, job seekers pursuing a career as a librarian will need a master’s degree in library science or a related field.

What are the key skills and qualifications needed to thrive as a Library Assistant, and why are they important?

To thrive as a Library Assistant, you need strong organizational skills, attention to detail, and a high school diploma or equivalent, with some roles preferring library science coursework or experience. Familiarity with library cataloging systems, integrated library software (like Koha or Aleph), and basic computer applications is typically required. Excellent customer service, communication, and teamwork abilities help Library Assistants effectively support patrons and library staff. These skills and qualities are crucial for maintaining efficient library operations, ensuring accurate resource management, and providing a welcoming environment for users.

What are some common challenges Library Assistants face, and how can they effectively handle them?

Library Assistants often encounter challenges such as managing high volumes of patron requests, maintaining accurate organization of materials, and adapting to new library technologies. To handle these effectively, it's important to develop strong organizational skills, practice clear communication with patrons and colleagues, and stay up to date with library management systems. Regular training and seeking support from senior staff can also help Library Assistants navigate busy periods and technology updates with confidence.

What are Library Assistants?

Library Assistants are support staff who help ensure the smooth operation of libraries. They assist patrons with finding materials, check books in and out, organize and shelve library items, and help maintain library records. Their duties often include answering basic questions, processing new materials, and supporting librarians in daily tasks. Library Assistants play an important role in making the library a welcoming and organized space for everyone.

What is the difference between Library Assistant vs Library Technician?

AspectLibrary AssistantLibrary Technician
Required CredentialsHigh school diploma or equivalent; some roles may prefer post-secondary courseworkPost-secondary education or certification in library technology or related field
Work EnvironmentPublic, school, or academic libraries; routine tasks assisting patrons and organizing materialsMore technical tasks, cataloging, managing digital resources, supporting library systems
Employer & Industry UsageCommon in public and educational libraries; entry-level positionFound in larger libraries, academic institutions, and specialized settings; requires more technical skills

The main difference between a Library Assistant and a Library Technician lies in their responsibilities and required qualifications. Library Assistants handle routine patron service and organization tasks, often with minimal formal education. In contrast, Library Technicians perform more technical duties like cataloging and managing digital resources, requiring additional training or certification. Both roles are essential in supporting library operations, but Library Technicians typically have a higher level of technical expertise and responsibilities.

More about Library Assistant jobs
What are the most commonly searched types of Library jobs in Rialto, CA? The most popular types of Library jobs in Rialto, CA are:
What are popular job titles related to Library Assistant jobs in Rialto, CA? For Library Assistant jobs in Rialto, CA, the most frequently searched job titles are:
What job categories do people searching Library Assistant jobs in Rialto, CA look for? The top searched job categories for Library Assistant jobs in Rialto, CA are:
What cities near Rialto, CA are hiring for Library Assistant jobs? Cities near Rialto, CA with the most Library Assistant job openings:
Library Assistant jobs near you
Infographic showing various Library Assistant job openings in Rialto, CA as of May 2026, with employment types broken down into 90% Full Time, and 10% Part Time. Highlights an 100% In-person job distribution, with an average salary of $38,966 per year, or $18.7 per hour.
Professor of Library Science (General Librarian)

Professor of Library Science (General Librarian)

Mt. San Antonio College

Walnut, CA • On-site

$107.39K - $160.27K/yr

Full-time, Part-time

Medical, Dental, Vision, Life, Retirement

Posted 14 days ago

Job description

Posting Details
Posting Details
Posting Number
F-032-2025
Posting Title
Professor of Library Science (General Librarian)
Division
Library, Learning Resources, & Distance Learning
Department
Library
FTE
1.00
Term
12 Months/Year
Salary
Initial placement $107,388.86 - $160,265.22
Health & Welfare
  • Mt. San Antonio College offers a competitive and excellent benefits package, providing medical, dental, and vision benefits to eligible employees and their dependents. Lifetime supplemental medical benefits are also available for eligible retirees.

  • The College contributes up to $29,032.40 toward family annual premiums for medical, dental, vision, and life insurance coverage. Lifetime retirement benefits are provided to eligible retirees. The District participates in the Public Employees' Retirement System (PERS), State Teachers' Retirement System (STRS) retirement programs, and National Benefits Services (NBS).

*Note: The District does not cover Medicare expenses. Please visit the Mt. San Antonio College Benefits Website for further information. Salary and Health & Welfare Benefits are subject to change based on the Collective Bargaining Agreement.
Position Recruitment Details
Open Date
12/22/2025
Initial Screening Date
03/03/2026
Open Until Filled:
Yes
District Rights
We reserve the right to re-open, re-advertise, delay, or cancel filling this position. This recruitment may be used to fill future vacancies.
Application Procedure
Application Requirements
First Review of Applications: Complete application packets will be accepted until the position is filled; however, applications submitted by 11:59 p.m. (PT) on the above listed Initial Screening Date are assured consideration.Applicants must submit all of the following materials online, unless otherwise noted, at the Mt. SAC Employment Website to be considered for this position:
1. A Mt. San Antonio College online application.
2. A cover letter describing how the applicant meets the required education and experience.
3. A detailed résumé that summarizes educational preparation and professional experience for the position.
4. All candidates, including current or former employees of the college, are required to show evidence of the awarded/conferred degree from the issuing college/university, and this evidence must be submitted with the online application to demonstrate that the required educational qualifications are met. Unofficial transcripts or a copy of the diploma are acceptable at the time of application. Official transcripts will be requested if an offer of employment is made.
Special Note to Applicants
To be guaranteed consideration, it is the applicant's responsibility to ensure that all required materials are received before the initial screening date and time indicated on the job posting. Incomplete application packets will not be considered. All application materials will become College Property, will not be returned, and will not be copied. Please visit the Mt. SAC Employment Websiteto complete and submit your application for this position.
A confirmation number will be assigned when your application packet indicates the supplemental questions have been answered and a document has been attached to each required link. Assistance with the online application process is available through Human Resources at 1100 N. Grand Avenue, Walnut, CA 91789-1399. Human Resources telephone #: (909)274-4225. Human Resources e-mail: employment@mtsac.edu.
Do Not include photographs or personal information (e.g. DOB, place of birth, etc.) on your application or supporting documents.
Long Distance Travel for Interviews: If you are selected to participate in an interview and attendance will require you to travel in excess of 150 miles from your residence, please contact the Human Resources Technician listed on the interview invitation to discuss accommodation and/or travel reimbursement.
Foreign Transcripts:
Transcripts issued outside the United States require a course-by-course analysis with an equivalency statement from a certified transcript evaluation service verifying the degree equivalency to that of an accredited institution within the USA. This report must be attached with the application and submitted by the filing deadline. Accredited evaluation agencies can be found on the National Association of Credential Evaluation Services Website.
Selection Procedure:
A committee will evaluate applications taking into account breadth and depth of relevant education, training, experience, skills, knowledge, and abilities. Interviews may include a writing sample, presentation, teaching demonstration, and/or performance test. The committee will recommend finalists to the President/CEO and/or Vice President of Instruction or Student Services for a second interview. The number of vacancies is dependent on student enrollment, College resources and needs, and Board of Trustees' approval. The starting date will be determined following Board approval and receipt of live scan clearance.

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