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Part Time Administrative Assistant Jobs in Riverside, CA

Administrative/Customer Service

Orange, CA · On-site

$18.25 - $23.50/hr

Part-time up to 30 Hours per week. Data entry and answering phones. Experience in this field. Qualifications * Data entry * Customer Service * Knowledge of Outlook, Excel and Word for Windows

Administrative/Customer Service

Orange, CA · On-site

$18.25 - $23.50/hr

Part-time up to 30 Hours per week. Data entry and answering phones. Experience in this field. Qualifications * Data entry * Customer Service * Knowledge of Outlook, Excel and Word for Windows

Be Seen First

W-2 | Part-Time with Growth Opportunities Schedule: Flexible - We Open 7 Days a Week Pay: Starting ... We provide the students, facilities, marketing, scheduling, and administrative support so our ...

ADMINISTRATOR

Santa Ana, CA · On-site

$17.25 - $18.25/hr

Your Qualifications: * 1-2 years experience as an Administrative Assistant preferred. * Strong ... Holiday for full-time and part-time employees * Discount programs ACE Parking is an Affirmative ...

ADMINISTRATOR

Santa Ana, CA

$17.25 - $18.25/hr

Your Qualifications: * 1-2 years experience as an Administrative Assistant preferred. * Strong ... Holiday for full-time and part-time employees * Discount programs ACE Parking is an Affirmative ...

They will undertake administrative tasks, ensuring the rest of the staff has adequate support to ... Submit timely reports and prepare presentations/proposals as assigned * Assist colleagues whenever ...

ADMINISTRATOR

Santa Ana, CA · On-site

$17.25 - $18.25/hr

Your Qualifications: * 1-2 years experience as an Administrative Assistant preferred. * Strong ... Holiday for full-time and part-time employees * Discount programs ACE Parking is an Affirmative ...

Showing results 41-60

Part Time Administrative Assistant information

See Riverside, CA salary details

$12

$21

$32

How much do part time administrative assistant jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for part time administrative assistant in Riverside, CA is $21.95, according to ZipRecruiter salary data. Most workers in this role earn between $18.08 and $24.33 per hour, depending on experience, location, and employer.

What is a part time administrative assistant?

A Part Time Administrative Assistant provides administrative and clerical support to a business or organization on a part-time basis. Responsibilities typically include managing emails, scheduling appointments, organizing files, and handling data entry. This role requires strong organizational and communication skills, as well as proficiency with office software. Part-time hours vary depending on the employer's needs, making it a flexible job option.

What are some typical responsibilities I can expect as a part time administrative assistant?

As a Part Time Administrative Assistant, you will likely handle tasks such as answering phones, scheduling appointments, managing correspondence, filing documents, and maintaining office supplies. You may also be asked to support projects by preparing reports, organizing meetings, or assisting team members with various administrative duties. The role often requires balancing multiple priorities in a short workweek, so being flexible and organized is key. This position is a great way to gain experience in office operations and build skills that are valued in a wide range of industries.

What are the key skills and qualifications needed to thrive as a part time administrative assistant?

To thrive as a Part Time Administrative Assistant, you should have strong organizational abilities, attention to detail, basic office administration knowledge, and typically at least a high school diploma or equivalent. Familiarity with office software like Microsoft Office Suite, Google Workspace, and sometimes customer management systems (CMS) is commonly expected. Excellent time management, clear verbal and written communication, and a proactive attitude help you stand out in this role. These skills ensure office tasks are handled efficiently, supporting smooth operations while allowing you to adapt to varying workloads and team needs.

How to stay organized as a part time administrative assistant?

A part time administrative assistant can stay organized by maintaining a prioritized to-do list, using digital tools like calendars and task management software, and setting specific times for checking emails and completing tasks. Consistent filing systems and clear communication also help ensure efficiency and reduce errors.

What is the going rate for a part-time administrative assistant?

The pay for a part-time administrative assistant typically ranges from $12 to $20 per hour, depending on experience, location, and the complexity of tasks. In some regions, rates may be higher for specialized skills such as proficiency in office software or bookkeeping.

What are popular job titles related to Part Time Administrative Assistant jobs in Riverside, CA?

For Part Time Administrative Assistant jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Part Time Administrative Assistant jobs in Riverside, CA look for?

The top searched job categories for Part Time Administrative Assistant jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Part Time Administrative Assistant jobs?

Cities near Riverside, CA with the most Part Time Administrative Assistant job openings:

Infographic showing various Part Time Administrative Assistant job openings in Riverside, CA as of September 2026, with employment types broken down into 2% As Needed, 72% Full Time, 22% Part Time, 1% Temporary, and 3% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $45,662 per year, or $22 per hour.

Department of CIO Admin Office - Graduate Assistant (GA) Pool

San Bernardino, CA

California State University
Colleges, Universities, and Professional Schools • 1 - 5K employees

$18.50 - $25/hr

Full-time, Part-time

Re-posted 13 days ago


Key responsibilities

  • Support facilitation and outreach efforts related to HPC and AI research, including maintaining websites and documentation.

  • Respond to support requests and assist in enabling the use of TIDE by developing software containers, data workflow scripts, and CI/CD pipelines.

  • Conduct HPC and AI research activities such as reading papers, testing models, and building tools.


California State University rating

7.5

Company rating: 7.5 out of 10

Based on 47 frontline employees who took The Breakroom Quiz


Job description

Department of CIO Admin Office - Graduate Assistant (GA) Pool

Apply now Job no: 557726
Work type: Graduate Assistant
Location: San Bernardino - San Bernardino Campus
Categories: Unit 11 - UAW - California Alliance of Academic Student Workers, Temporary, Part Time, Information Systems & Technology

California State University, San Bernardino (CSUSB) is a preeminent center of intellectual and cultural activity in the Inland Empire region of Southern California. Opened in 1965 and set at the foothills of the beautiful San Bernardino mountains, the university serves approximately 19,000 students. CSUSB is a federally recognized minority-serving and Hispanic-serving institution that reflects the dynamic diversity of the region and has the most diverse student population of any university in the Inland Empire: 74 percent of its students are members of underrepresented groups, 80 percent are first-generation, and 56 percent are Pell eligible. For more information on the campus, please visit the CSUSB website.

CSUSB employs 467 full-time faculty and offers 48 undergraduate, 35 graduate, and one doctoral degree programs and 14 academic programs with national accreditation. At CSUSB, diversity, equity and inclusion are values central to our mission. We recognize that diversity and inclusion in all its forms are necessary for our institutional success. By fully leveraging our diverse experiences, backgrounds and insights, we inspire innovation, challenge the status quo and create better outcomes for our students and community. As part of CSUSB's commitment to hire, develop and retain a diverse faculty, we offer a variety of networking, mentoring and development programs for our junior faculty. We are committed to building and sustaining a CSUSB community that is supportive and inclusive of all individuals. Qualified applicants with experience in ethnically diverse settings and/or who demonstrate a commitment to serving diverse student populations are strongly encouraged to apply.

JOB SUMMARY

Under immediate supervision, this position serves as a Graduate Student Assistant on the Technology Infrastructure for Data Exploration (TIDE) project (https://tide.sdsu.edu/), a multi-campus initiative funded by the National Science Foundation to create the first computational core facility focused on supporting faculty research within the California State University (CSU) system. Designed to advance machine learning and AI research, TIDE features a high-performance computing architecture built on GPUs, powerful processors, and ample storage. The Graduate Assistant will support facilitation and outreach efforts, which may include conducting HPC and AI research (e.g., reading papers, testing models, and building tools), maintaining websites and documentation, responding to support requests, and enabling use of TIDE by developing software containers, data workflow scripts, and CI/CD pipelines.

TYPICAL ACTIVITIES

Support facilitation and outreach efforts, which may include conducting HPC and AI research (e.g., reading papers, testing models, and building tools), maintaining websites and documentation, responding to support requests, and enabling use of TIDE by developing software containers, data workflow scripts, and CI/CD pipelines.

MINIMUM QUALIFICATIONS

  • Currently enrolled as a graduate student at CSUSB
  • Must maintain academic eligibility throughout employment period (3.0 GPA or higher)
  • Must be able to work cooperatively with faculty, staff and other students

Exceptions to the minimum eligibility qualifications may be granted at the sole discretion of the university.

TIMEBASE OR HOURS OF APPOINTMENT

  • 5 - 20 hours per week

REQUIRED QUALIFICATIONS

  • Maintain a 2.0 G.P.A. or greater per semester and cumulative.
  • Students must be enrolled in at least halftime units at CSUSB (6 units undergraduate; 3 units graduate)
  • International students must have full-time enrollment at CSUSB. (12 units undergraduate; 6 units graduate)

SPECIAL CONDITIONS

The person holding this position is considered a 'mandated reporter' under the California Child Abuse and Neglect Reporting Act and is required to comply with the requirements set forth in CSU Executive Order 1083 as a condition of employment.

Following a conditional offer of employment, a background check (including a criminal records check) must be completed satisfactorily before any candidate may start work with CSUSB. Failure to satisfactorily complete the background check may result in the withdrawal of the offer of employment. Note: CSUSB cannot deny an applicant a position solely or in part due to a criminal conviction history until it has performed an individualized assessment and linked the relevant conviction history with specific job duties in the position being sought.

Please note: Current employees who are offered positions on campus will be required to undergo a background check for any position where a background check is required by law or that CSUSB has designated as sensitive. Sensitive positions are those requiring heightened scrutiny of individuals holding the position based on potential for harm to children, concerns for the safety and security of people, animals, or property, or heightened risk of financial loss to CSUSB or individuals in the university community.

For health and well-being, CSUSB is a smoke & tobacco-free campus. The university is committed to promoting a healthy environment for all members of our community.

ABOUT THE DEPARTMENT

The Department of Computer Information Technology.

To find out more about the Department of CIO Admin Office: https://www.csusb.edu/its/about-its/office-chief-information-officer

For more information regarding the position, please contact:

Recruitment Chair

Dr. Dung Vu

(909)537-3271

dvu@csusb.edu

Administrative Assistant

Mikeala Garcia

(909)537-3754

mikeala.garcia@csusb.edu 

HOW TO APPLY

Please submit:

  1. Cover Letter
  2. Unofficial copies of all postsecondary degree transcripts (official transcripts will be required prior to appointment).
  3. Reference List - names, telephone numbers, and email addresses of three (3) referees whom we may contact to obtain letters of recommendation. Confidential letters of recommendation will be solicited from those listed as references on the application if the applicant is moved forward in the recruitment process. Non-confidential letters of recommendation can be uploaded by the applicant during the application process.

Formal review of applications will be as needed.

If you are interested in this opportunity, we invite you to apply by using this CSU Recruit Hyperlink at:

https://secure.dc4.pageuppeople.com/apply/873/gateway/Default.aspx?c=apply&sJobIDs=557726&SourceTypeID=803&sLanguage=en-us&lApplicationSubSourceID=11243

Please Note:  CSUSB is currently not sponsoring applicants for H-1B employment that are subject to the $100,000 fee established by the "Presidential Proclamation: Restriction on Entry of Certain Nonimmigrant Workers" issued on September 19, 2025. Applicants are responsible for determining the applicability of the fee.

Salary is commensurate with experience.

2325 0    07/01/2024    GRADUATE ASSISTANT MONTHLY    $3,408.00  

2326 0    07/01/2024    GRADUATE ASSISTANT, ON-CAMPUS WORK-STUDY       $3,408 - $6,072

2355 1    07/01/2024    GRADUATE ASSISTANT Monthly      $3,245.00 - $4,380.00

2355 2    07/01/2024    GRADUATE ASSISTANT Monthly      $3,245.00 - $4,380.00

2355 3    07/01/2024    GRADUATE ASSISTANT Monthly      $3,612.00 - $4,858.00

2355 4    07/01/2024    GRADUATE ASSISTANT Monthly      $3,612.00 - $4,858.00

CSU Salary Schedule: https://www.calstate.edu/csu-system/careers/compensation/Pages/salary-schedule.aspx

A background check (including a criminal records check) must be completed satisfactorily before any candidate can be offered a position with the CSU. Failure to satisfactorily complete the background check may affect the application status of applicants or continued employment of current CSU employees who apply for the position.

The person holding this position is considered a 'mandated reporter' under the California Child Abuse and Neglect Reporting Act and is required to comply with the requirements set forth in CSU Executive Order 1083 as a condition of employment.

California State University, San Bernardino is an Affirmative Action/Equal Opportunity Employer. We consider qualified applicants for employment without regard to race, religion, color, national origin, ancestry, age, sex, gender, gender identity, gender expression, sexual orientation, genetic information, medical condition, disability, marital status, or protected veteran status. This position adheres to CSU policies against Sex Discrimination, Sexual Harassment, and Sexual Violence, including Domestic Violence, Dating Violence, and Stalking. This requires completion of Sexual Violence Prevention Training within 6 months of assuming employment and on a two-year basis thereafter. (Executive Order 1096)

This position may be "Designated" under California State University's Conflict of Interest Code. This would require the filing of a Statement of Economic Interest on an annual basis and the completion of training within 6 months of assuming office and every 2 years thereafter. Visit the Human Resources Conflict of Interest webpage link for additional information:
https://www.csusb.edu/human-resources/current-employees/employee-relations/conflict-interest

Advertised: 29 Apr 2026 Pacific Daylight Time
Applications close:

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About California State University

Sourced by ZipRecruiter

California State University, Fresno is one of 23 campuses in the California State University System. The University's mission is to boldly educate and empower students for success through our values of Discovery, Diversity and Distinction. The current student population is more than 25,000, including a large percentage of students with diverse and culturally rich backgrounds. The University serves the San Joaquin Valley while maintaining deep involvement with the state, nation, and across the globe.

Industry

Colleges, universities, and professional schools

Company size

1,001 - 5,000 Employees

Headquarters location

Long Beach, CA, US