93 admin assistant jobs at 66 companies in Riverside, CA

3mo
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*TEST* Admin Assistant
Irvine, California, United States
$20-$25/hr OnsiteFull Time
Serenity Mental Health Centers
Serenity Mental Health Centers: Provider of comprehensive outpatient psychiatric and mental health services.
1+ YOENo explicit requirements listed in the posting.
2w
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Student GCI Admin Assistant
Orange, California, United States
$17/hr OnsitePart Time, Temporary
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Little to minimal prior experience; ability to learn support processes; familiarity with Microsoft Office; flexible availability for events; sophomore/junior students preferred.
Microsoft Office
2mo
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ROAM US Office Admin Intern
Chicago or Los Angeles or New York City
$20/hr OnsiteInternship, Part Time
ROAM
ROAM: A global independent booking agency for musicians and performers.
Support office administration and shared resources, produce ticket count reports, assist festival and marketing teams, manage multiple concurrent projects, and use Google Workspace, Excel, and Word. Open to current students or recent grads.
Google Workspace, Microsoft Excel, Microsoft Word
1w
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Admin Logistics Assistant
City of Industry, California, United States
$20-$22/hr OnsiteFull Time
Bentley Mills
Bentley MillsEuronext Brussels: BELYS: Manufactures and designs commercial carpeting and flooring products.
3+ YOE3 years shipping experience, forklift experience, international shipping knowledge, intermediate-to-advanced math, Excel and Monarch proficiency, strong English communication, ability to work overtime including weekends.
Microsoft Excel, monarch
1mo
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Finance and Admin Coordinator
Los Angeles, California, United States
$50k-$55k/yr HybridFull Time
Sony Music Entertainment
Sony Music EntertainmentNYSE: SONY: Produces and distributes recorded music and publishing services.
1+ YOEExperience as a finance or administrative assistant; proficient in MS Office; able to handle confidential info; strong organization; bachelor's degree preferred.
Microsoft Office, Excel, OneDrive, Box, QuickBooks Online, Adobe Creative Suite, Premiere
3w
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Center Based Admin Assistant
Glendale, California, United States
$20-$23/hr OnsiteFull Time
360 Behavioral Health
360 Behavioral Health: Provides Applied Behavior Analysis therapy for individuals with autism.
High school diploma/GED required. Bilingual preferred. Administrative/customer service experience preferred. Comfortable with Microsoft Word, Excel, and Outlook. Strong communication and organizational skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook
1mo
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ASSISTANT FACILITY ADMIN, SECURITY
Adelanto, California, United States
$125k/yr OnsiteFull Time
The GEO Group
The GEO GroupNYSE: GEO: Provides correctional, detention, and community reentry services.
10+ YOE10+ MgmtBachelor's in behavioral sciences or related plus 10+ years correctional/detention mid-management experience (or equivalent); working knowledge of correctional policies and laws; US citizenship; minimum age 21; mature, flexible, and able to command respect.
15h
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Admin Assistant III - Hematology/Oncology
Orange, California, United States
$29-$42/hr OnsiteFull Time
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
1+ YOEProvide administrative support including reimbursements, purchasing, scheduling, onboarding/offboarding, and academic personnel coordination; bachelor\u0002s degree or related experience; 1+ year administrative experience; Microsoft Office and EPIC proficiency.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, EPIC
3w
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Dental Assistant/ CSR/ Dental Admin (Temp Coverage)
West Covina, California, United States
$23-$27/hr OnsiteFull Time, Temporary
East Valley Community Health Center
East Valley Community Health Center: Provides primary medical, dental, and behavioral health services.
1+ YOE1+ year dental or related experience, dental assistant program certificate if certified, 8-hour infection control course, California radiation safety course, current BLS, bilingual English/Spanish preferred.
3mo
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Administrative Assistant (California, Montrose)
Montrose or United States
OnsiteFull Time
Alliance Health Services
Alliance Health Services: Provides personalized home health and hospice care services at home.
3+ YOEHealthcare admin experience preferred; HS diploma required; 3-5 years admin assist. HIPAA familiarity; strong communication; proficient computer skills.
Microsoft Office, HIPAA compliant software, Electronic Health Records, Office management software
3w
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Admin Assistant - TEMP (Cypress, CA, US, 90630)
Cypress, California, United States
$23-$32/hr HybridPart Time, Temporary
Exemplis
Exemplis: Manufactures customizable office seating and consumer lifestyle products.
2+ YOE2+ years administrative/operations or accounting support experience; strong attention to detail, organization, cross-functional communication; proficient in Microsoft Office Suite; experience with OnBase and Concur preferred; familiarity with ERP systems.
Microsoft Office Suite, OnBase, Concur, Nutrient, ERP, Amazon, Instacart
2mo
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Sales Admin Asst
Commerce, California, United States
$20-$22/hr OnsiteFull Time, Part Time
TPG Hotels & Resorts
TPG Hotels & Resorts: Manages and operates a national portfolio of hospitality assets.
High school diploma required; hospitality or business degree preferred; experience in sales support; proficiency in Microsoft Office and CI/TY; strong communication, organization.
Microsoft Office, CI/TY (Marriott)
3w
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Service Assistant
Long Beach, California, United States
$18-$22/hr OnsiteFull Time
Fletcher Jones Automotive Group
Fletcher Jones Automotive Group: Family-owned group operating luxury automotive dealerships across the United States.
Provide guest-facing support in the service department including greeting guests, assisting service advisors with admin tasks, checking in vehicles, coordinating vehicle flow, and communicating basic service updates; valid driver’s license required.
2mo
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Assistant Property Manager
Long Beach, California, United States
$24-$28/hr OnsiteFull Time
Century Housing
Century Housing: Finances and develops affordable housing for low-income communities.
2+ YOEAssist in property management front office, admin, maintenance coordination; requires associate degree and 2-4 years PM experience; Spanish helpful.
Yardi, Microsoft Word, Excel, Outlook
2mo
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Administrative Assistant (Pasadena Studios)
Los Angeles, California, United States
$24/hr OnsiteTemporary
WinnCompanies
WinnCompanies: Develops and manages affordable and mixed-income residential communities.
0+ YOETemporary per diem admin assistant; 0-1 year experience; MS Office; front desk and residents support; strong organization; good communication.
Microsoft Office, OrgPlus 4.0
2mo
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Department of CIO Admin Office - Graduate Assistant (GA) Pool
San Bernardino, California, United States
$3k-$6k/mo OnsiteTemporary, Part Time
California State University
California State University: Public university system providing higher education and academic research.
Graduate student enrollment; 3.0 GPA min; 5-20 hours/week; ability to work with faculty and students.
GPU, Containerization, CI/CD, Python, Docker
3w
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Century Park Towers Admin Assistant
Los Angeles, California, United States
$25/hr OnsiteFull Time
Allied Universal
Allied Universal: Provides professional security guarding and facility maintenance services.
1+ YOEMinimum 1 year office/administrative experience; computer literate with MS Office/Excel; bilingual English/Spanish preferred; professional appearance; able to follow written and oral directions; flexible to assigned shifts (Mon–Fri).
MS Office Suite, Microsoft Excel
1mo
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Executive Assistant
Los Angeles, California, United States
$85k-$120k/yr OnsiteFull Time
Cybermedia Technologies
Cybermedia Technologies: Provides IT modernization and cybersecurity services to federal agencies.
5+ YOEBachelor’s Degree required; 5+ years in executive admin or PMO support; strong meeting coordination and travel logistics.
Concur, Microsoft Office Suite, Document Management Systems
2mo
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Medical Assistant - Student Health Engemann Admin - Full Time 8 Hour Rotating Shift (Non-Exempt) (Non-Union)
Los Angeles, California, United States
$22-$34/hr OnsiteFull Time
Keck Medicine of USC
Keck Medicine of USC: Provides specialized medical care and research via university health system.
Assist with patient care, vitals, specimen handling, and clerical tasks; communicate in English.
EHR, Cerner, IDX, ProSolv, EPF, AS400, SchedulingSoftware
2mo
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Medical Assistant - Student Health Engemann Admin - Full Time 8 Hour Rotating Shift (Non-Exempt) (Non-Union)
Los Angeles, California, United States
$22-$34/hr OnsiteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
High school or equivalent; Medical Assistant certificate/diploma; strong English communication.
Electronic Health Records (EHR), Cerner, IDX, ProSolv, EPF, AS400, Word processing