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Part Time Administrative Assistant Jobs in Rialto, CA

Administrative Support Pool

Pomona, CA · On-site

$6.6K - $12K/mo

... Part Time, Time Varies Type of Appointment: Temporary Emergency (TE), Retired Annuitant (RA), or ... Administrative Support Assistant II (ASA II) CSU Classification Salary Range: $3,505 - $5,159 per ...

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 ...

Showing results 21-40

Part Time Administrative Assistant information

See Rialto, CA salary details

$11

$21

$31

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

As of Sep 12, 2026, the average hourly pay for part time administrative assistant in Rialto, CA is $21.10, according to ZipRecruiter salary data. Most workers in this role earn between $17.36 and $23.37 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 job categories do people searching Part Time Administrative Assistant jobs in Rialto, CA look for?

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

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

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

Infographic showing various Part Time Administrative Assistant job openings in Rialto, CA as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 17% Part Time, 1% Temporary, and 2% Contract. Highlights an 87% Physical, 1% Hybrid, and 12% Remote job distribution, with an average salary of $43,890 per year, or $21.1 per hour.

Graduate Assistant - Campus Engagement & Intramural Programs

Redlands, CA • On-site

University of Redlands
Colleges, Universities, and Professional Schools • 1 - 5K employees

$16.90/hr

Part-time

Posted 4 days ago


Job description

 

Position Code: 8009

DEPARTMENT/ADMINISTRATION: Office of Student Affairs, Student Campus Life

POSITION: Temporary, Non- Exempt (9 months), Part-time (15 Hours) 

SALARY RANGE: $16.90-$16.90

HIRING RANGE: Anticipated hiring range is near or at the minimum of the classification,

commensurate with candidate's education, experience, skills, and training.

INTRODUCTORY PERIOD: Six (6) Months 

AVAILABLE: Immediately

POSTING DATE: September 9, 2026

APPLICATION DEADLINE: Open Until Filled, Apply Immediately.

Definition of Classification:

The Graduate Assistant, Campus Engagement & Intramural Programs supports the mission of the Office of Student Campus Life by creating meaningful opportunities for student involvement, leadership development, recreation, and belonging. Reporting to the Manager of Student Campus Life Activities, this position assists in the planning, implementation, assessment, and day-to-day operations of campus engagement initiatives, with primary responsibility for intramural sports, support for recognized student clubs and organizations, student engagement technology, and commuter student engagement. The Graduate Assistant serves as a key student leader within Student Campus Life, collaborating with campus partners, student organizations, and student employees to create inclusive, engaging, and educational co-curricular experiences that contribute to student success and a vibrant campus community. This position requires flexible work hours, including evenings, weekends, and occasional holidays to support student programming and events.

Duties and Responsibilities:

Under the direction of the Manager of Campus Life Activities, responsibilities include but are not limited to:

Intramural Programming

• Manage the IMLeagues platform, including registrations, scheduling, communications, and league administration.

• Recruit, train, schedule, and supervise student officials and scorekeepers.

• Plan and implement intramural leagues, tournaments, and special recreational events.

• Coordinate facility reservations and equipment needs for intramural activities.

• Promote participation through marketing, outreach, and campus engagement initiatives.

• Evaluate participation trends and recommend improvements to increase student engagement.
 

Clubs & Organizations

• Assist student leaders with organization processes including registration, event planning, risk management, and leadership development.

• Provide administrative support for club trainings, workshops, and organizational development
initiatives.

• Assist with planning and execution of involvement fairs, leadership programs, and other Student Campus Life signature events.

• Support club advisors and student leaders by connecting them with appropriate campus resources.

Student Engagement Portal

• Assist with administration of the Student Engagement Portal (Start@Redlands), including organization registration, event submissions, and content management.

• Review and process event requests within established Student Campus Life procedures.

• Maintain the Student Campus Life calendar to ensure accurate and timely communication of student programs and events.

• Support data collection, assessment, and reporting using engagement platform analytics.
 

Student Commuter Lounge Operations

• Supervise and support Student Commuter Lounge Ambassadors, including coordinating schedules, providing task direction during shifts, and serving as a peer leader who reinforces professionalism, customer service, and departmental expectations.

• Assist in planning and implementing commuter-focused programs, initiatives, and community building activities in collaboration with Student Campus Life staff.

General Student Engagement

• Collaborate with campus departments to promote student engagement and co-curricular learning.

• Support assessment efforts by collecting participation data and preparing reports that inform program improvement.

• Represent Student Campus Life at university events, committee meetings, and outreach opportunities as assigned.

• Perform other duties and special projects as assigned.

Qualifications Guidelines:

Any combination of experience/training/education equivalent to, but not limited to, the following:

Required

• Bachelor's degree from an accredited institution relating to education, project management, sports, recreation.

• Demonstrated interest in student affairs, higher education, leadership, recreation, student organizations, campus programming, or related fields.

• Experience serving in student leadership, campus employment, volunteer leadership, athletics, recreation, or comparable involvement.

• Ability to work evenings and weekends as needed.

• Valid California driver's license (or ability to obtain one upon hire) with an acceptable driving record.

Preferred

• Experience planning programs, events, or recreational activities.

• Experience working with student organizations, student government, orientation, recreation, residence life, leadership programs, or similar collegiate experiences.

• Experience supervising, mentoring, or leading peers.

• Familiarity with campus engagement software (such as IMLeagues, Microsoft Office, or similar platforms).

• Experience with social media, marketing, or event promotion.

• CPR/First Aid certification (or willingness to obtain).

Knowledge and Skills:

• Ability to build positive working relationships with students from diverse backgrounds.

• Strong organizational skills with the ability to manage multiple projects simultaneously.

• Excellent written, verbal, and interpersonal communication skills.

• Ability to work independently while contributing effectively to a collaborative team.

• Strong customer service orientation and commitment to student success.

• Ability to exercise sound judgment, professionalism, and discretion.

• Experience or willingness to learn student engagement technologies and software platforms.

• Ability to analyze participation data and make recommendations for program improvement.

• Ability to recruit, supervise, mentor, and develop student employees and student leaders.

• Knowledge of leadership development, student engagement, or collegiate recreation principles is preferred.

• Commitment to diversity, equity, inclusion, and creating welcoming campus environments.

• Ability to adapt to changing priorities in a fast-paced student affairs environment.

• Familiarity with Microsoft Office and Google Workspace applications.

Physical Requirements/Working Conditions:

Working Conditions:

Working Conditions:

Standard office and field setting. Duties performed are in an office environment while sitting at a desk or computer workstation or in meetings, and outside at sports recreation facilities. The position requires working some evenings and weekends.

Physical Demands:

Incumbents regularly sit for long periods; stand, and walk on a regular basis; occasionally may run; use hands and fingers to operate an electronic keyboard or other office machines; reach with hands and arms; stoop or kneel or crouch to file; speak clearly and distinctly to answer telephones and to provide information; see to read fine print and operate computer; hear and understand voices over telephone and in person; and lift, carry and/or move objects weighing up to 20 pounds. 

TO APPLY: A resume/CV and cover letter are required. In compliance with The Americans with Disabilities Act, if selected for the interview process and accommodations are needed, please call (909) 748-8040. If you are unable to complete an application due to a disability, contact us at (909) 748-8040 to ask for accommodation or an alternative application process.

BACKGROUND CHECK: Employment is contingent upon successful completion of a criminal background check. Offers are conditional and may be rescinded if disqualifying information is found or if information was withheld or falsified. Current employees may be affected if the check is not satisfactorily completed.

DRIVER’S LICENSE: Certain positions require a valid driver’s license and enrollment in the DMV Government Employer Pull Notice Program to verify license status and driving record.

PHYSICAL/PSYCHOLOGICAL EXAMS: Select positions (e.g., Public Safety, Facilities, Student Affairs, Athletics, ITS) require a pre-employment physical exam, including the ability to lift 50+ lbs. Public Safety Officers must also pass a psychological evaluation.

FOR MORE INFORMATION VISIT

Human Resources (redlands.edu)

SUBMISSION OF A RESUME OR APPLICATION INDICATES AGREEMENT THAT THE UNIVERSITY MAY VERIFY ANY AND ALL INFORMATION CONTAINED THEREIN.

MEMBERS OF UNDERREPRESENTED GROUPS ARE ENCOURAGED TO APPLY.

AN EQUAL OPPORTUNITY EMPLOYER