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Library Assistant Jobs in O Fallon, IL (NOW HIRING)

Fabergent

C# Developer (Jr and Sr Roles)

Saint Louis, MO

$53 - $70/hr

Client is looking for a C# developer to assist a growing team to work on innovative and leading ... HTML5 and Angular JS or similar JavaScript libraries Strong knowledge of object-oriented ...

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Library Assistant information

See O Fallon, IL salary details

$8

$17

$25

How much do library assistant jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for library assistant in O'Fallon, IL is $17.43, according to ZipRecruiter salary data. Most workers in this role earn between $14.13 and $19.71 per hour, depending on experience, location, and employer.

What is a library assistant?

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 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 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.

Can you be a library assistant with no experience?

Library assistant positions often do not require prior experience, as on-the-job training is common. Basic skills such as organization, communication, and familiarity with library systems or tools can be helpful, but many employers consider entry-level candidates and provide training to develop necessary skills.

How hard is it to get a job as a library assistant?

Getting a job as a library assistant typically requires a high school diploma or equivalent and some experience with customer service or administrative tasks. Many positions are entry-level and may not require formal certifications, but familiarity with library systems and good communication skills can improve chances. Competition varies by location and library size, but overall, it is generally accessible for those with the appropriate qualifications.

What degree do I need to be a library assistant?

A library assistant typically does not require a specific degree, but a high school diploma or equivalent is usually sufficient. Some positions may prefer or require postsecondary education or coursework in library science or related fields. Strong organizational skills and familiarity with library systems are also beneficial.

What do you do as a library assistant?

A library assistant helps with daily library operations, including checking out and returning books, organizing materials, assisting patrons, and maintaining the library's collection. They often use library management software and may perform clerical tasks or help with events. Strong organizational and customer service skills are important for this role.

What qualifications do you need for a library assistant?

Library assistants typically need a high school diploma or equivalent. Some positions may require basic computer skills and familiarity with library management software; additional certifications are not usually required but can be beneficial.
More about Library Assistant jobs

What job categories do people searching Library Assistant jobs in O'Fallon, IL look for?

The top searched job categories for Library Assistant jobs in O'Fallon, IL are:

What cities near O'Fallon, IL are hiring for Library Assistant jobs?

Cities near O'Fallon, IL with the most Library Assistant job openings:

Library Assistant jobs near you
Infographic showing various Library Assistant job openings in O'Fallon, IL as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $36,248 per year, or $17.4 per hour.

Data Manager and Cataloger - Exploitation Specialist

Leidos

Glen Carbon, IL • On-site

$73K - $132K/yr

Full-time

Medical, Retirement, PTO

Posted 21 days ago

Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 153 frontline employees who took The Breakroom Quiz

80th of 500 rated business services

Job description

Description

Leidos is actively interviewing for an Exploitation Specialist, Data Manager and Cataloger to join our team in St. Louis, MO. 

Our new teammate will collect/maintain/store customers collection of geospatial and textual products (maps, charts, CDs, DVDs, textual material, intelligence documents, handheld photography and digital datasets), maintain the library collection, and ensure that all products are fully discoverable.

Primary Responsibilities

Communicate the digitization status and progress to the customer leadership and Subject Matter Experts (SMEs). Assist in managing and categorizing of documents, media, and materials for the collection, maintenance, and dissemination. Lead contractor team efforts to develop, plan, and progress team workflows and processes.           

  • Digitize hard copy customer records and content.

  • Perform collection maintenance services, e.g. filing, bar codes, storage, distribution, etc.

  • Provide collection development support, e.g. recommend material acquisition. (expendable, replenishment, customer requests, etc.).  

  • Implement declassification guidelines where applicable.

  • Provide research and support ad hoc projects utilizing multiple databases and special source, libraries.

  • Create and maintain databases, summary data, spreadsheets, and graphic documents

  • Develop, assess and communicate website usage and procedures.

  • Populate Library Systems database and collections.

  • Support Library of Congress map/chart archiving activity as required.

  • Adhere to all established customer cataloging guidelines.

  • Maintain databases and library content including additions, deletions, research, corrections, and cleaning.

  • Provide team leadership, guidance and mentoring to lower skill levels.

  • Conduct Metadata reviews & verification of data integrity.

  • Provide Quality Assessment & Management services.

  • Engage with partner organizations, and project leads as required.

Basic Qualifications

  • Typically requires a BA degree and 8 years of prior relevant experience or Masters with 6 – 10 years of prior relevant experience.

  • 3-6 years of demonstrated experience creating, developing, and maintaining look-up file plans and databases for archival purposes.

  • 3-6 years' experience in personnel management supporting a DoD or IC effort.

  • 1·3 years of demonstrated digitization experience and database development or database maintenance experience supporting a DoD or IC Geomatics effort.

  • 1-3 years' experience in team leadership and mission planning supporting an IC or DoD effort.

Preferred Qualifications

  • Familiarity with customer systems architecture, including unclassified cloud environments such as Amazon Web Service (AWS)

  • Familiarity with emerging Artificial Intelligence (AI) technologies, tools, and methodologies, with an understanding of their applications, implications, and integration into daily geospatial and intelligence workflows.

  • Good oral and written communication skills

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:August 13, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $73,450.00 - $132,775.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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