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1,233 administrator assistant jobs at 648 companies in Riverside, CA

2d
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RCFE Assistant Administrator
Long Beach or Bellflower
$88k-$90k/yr OnsiteFull Time
TruCare Community
TruCare Community: Operates residential care and assisted living facilities for seniors.
Active RCFE certificate, DOJ/FBI Live Scan clearance, pre-employment physical and TB clearance, and high school diploma or GED required; medication administration experience preferred.
TruCare, OSHA
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1mo
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Property Administrator
Irvine, California, United States
OnsiteFull Time
Stream Realty Partners
Stream Realty Partners: Provides commercial real estate leasing, management, and investment services.
Performs AP/AR, office administration, tenant relations, work order entry, and assists Property Manager; requires basic accounting skills, attention to detail, Excel/Word proficiency; Yardi experience a plus.
Microsoft Excel, Microsoft Word, Yardi
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3w
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Lease Administrator, Assistant
Irvine, California, United States
$24-$26/hr OnsiteFull Time
Red Tail Residential
Red Tail Residential: Manages multi-family and student housing communities across the US.
2+ YOEAssociate/Bachelor preferred,2+ years commercial property management or real estate accounting experience,Yardi and Excel proficiency,COI and vendor compliance experience,strong attention to detail and communication.
Yardi, AME, Payscan, Microsoft Excel
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1mo
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Assistant Administrator for Assisted Living Glendale
Glendale or Long Beach or Monrovia or Glendora or Valley Village or Los Angeles
OnsiteFull Time
Glen Park Senior Living
Glen Park Senior Living: Provides specialized senior assisted living and memory care services.
Completion of an approved residential-elderly administrator program, 15 college/CE units, CPR and first aid training, supervisory experience, 1+ year senior living or administrative caregiving preferred, Google Suite proficiency.
Google Suite
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1mo
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HSSE Administrator
Long Beach, California, United States
$70k-$80k/yr OnsiteFull Time
Curtin Maritime
Curtin Maritime: American marine solutions providing transportation and construction services.
Maintain HSSE records, support compliance and reporting, assist audits and permits, coordinate vendors, and provide administrative support for maritime operations.
Windows, Microsoft 365
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1mo
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HR Assistant/ Office Administrator
Costa Mesa, California, United States
$20-$23/yr OnsiteFull Time
Benrich Service Company
Benrich Service Company: Provides commercial plumbing, HVAC, and water treatment maintenance services.
Experience in office administration or HR support preferred; strong customer service, communication, organization, confidentiality, and Microsoft Office proficiency.
Microsoft Outlook, Microsoft Excel, Microsoft Word
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2mo
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Assistant Library Administrator
Los Angeles, California, United States
$106k-$165k/yr OnsiteFull Time
County of Los Angeles
County of Los Angeles: Provides public services and healthcare to Los Angeles County residents.
Three options to qualify: (1) 1 year at Librarian V managing a Group I Public Library; (2) 2 years at Librarian IV managing a Group II Public Library; (3) 2 years at Librarian IV coordinating regional library programs.
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1w
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Assistant Program Administrator
California or San Diego or El Segundo or San Bruno or Oakland or Riverside or Santa Rosa or Orange or Fresno or San Jose or Sacramento or Monterey Park or Woodland Hills or Santa Barbara or Chico or San Bernardino
$10k-$11k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Leads statewide licensing operations, administers statutes and regulations, oversees regional managers, analyzes field data, and develops recommendations. Requires California work residency and background clearance.
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3mo
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Assistant Research Administrator
Los Angeles, California, United States
$37-$47/hr OnsiteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
1+ YOEBachelor’s degree; 1+ year experience with sponsored research; proficient in Excel/MS Office; strong communication; deadline-driven; academic/research background.
Excel, Word, PowerPoint, Outlook, Microsoft Access, SPSS, Visio, SunGard
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1mo
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Construction Administrator / Executive Assistant
Andover or Boston or Los Angeles or Maine
HybridPart Time
Reframe Systems
Reframe Systems: Builds sustainable modular homes using robotic microfactories.
Experience in construction administration or project coordination, strong organizational and communication skills, proficiency with Jira and Google Workspace, comfortable working independently and managing competing priorities.
Jira, Google Workspace, Ramp
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2mo
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Payroll Administrator & HR Assistant
Pasadena, California, United States
$27-$33/hr OnsiteFull Time
First Financial Credit Union
First Financial Credit Union: Offers banking and loan products to California's educational community.
2+ YOE2+ years payroll processing experience; proficiency with ADP-Workforce Now, electronic timekeeping, benefits administration, 401(k) reconciliation, Microsoft Excel; knowledge of payroll tax laws, wage & hour rules, and COBRA.
ADP-Workforce Now System, Microsoft Excel, Microsoft Office Suite, Fidelity
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3d
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Part Time Branch Office Administrator
Rancho Cucamonga, California, United States
$26-$28/hr OnsitePart Time
Edward Jones
Edward Jones: Provides personalized financial advice and wealth management services.
Provides client service, account administration, scheduling, documentation, marketing support, and operational assistance; requires computer literacy and willingness to learn financial services tools.
MoneyGuide, Salesforce, Microsoft Office
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2mo
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ASSISTANT HEALTH SERVICES ADMINISTRATOR (RN)
Adelanto, California, United States
$160k/yr OnsiteFull Time
The GEO Group
The GEO GroupNYSE: GEO: Operates private correctional facilities and community reentry programs.
2+ YOE2+ MgmtCalifornia RN license,2 years healthcare administration/supervisory experience,clinical staff management,healthcare planning and budgeting,strong verbal/written communication and computer skills.
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6d
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Assistant Property Administrator
Hesperia, California, United States
$22-$29/hr OnsiteFull Time
VPM Management
VPM Management: Manages affordable and tax credit residential apartment communities.
1+ YOEAt least one year of apartment management and prior LIHTC property management experience required; requires leasing, staff supervision, compliance knowledge, computer proficiency, English communication, transportation, and a valid driver's license.
10-key
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2w
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Assistant Administrator CCH EBSH - Mental Health 618
Garden Grove, California, United States
$72k-$84k/yr OnsiteFull Time
Telecare
Telecare: Operates behavioral health programs and psychiatric treatment facilities.
2+ YOEHigh school/GED, ARF and RSO certification timelines, RBT or QBMP, DSP I/II, CPR/First Aid/CPI, TB test, fingerprint background check, valid driver license, 1–2+ years direct care/supervisory experience, age 21+, ability to complete ongoing CEUs.
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1w
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Office Coordinator / Project Administrator (Plant Management)
Los Angeles, California, United States
OnsiteFull Time
Oxford Health Group
Oxford Health Group: Operates and manages senior living and healthcare facilities.
2+ YOERequires 2–5 years in administrative support, project coordination, or facilities operations; assisted living, healthcare, property management, or construction experience; CapEx familiarity; and project software and Microsoft Office proficiency.
Microsoft Office Suite
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2mo
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ASSISTANT HEALTH SERVICES ADMINISTRATOR (RN)
Adelanto, California, United States
$160k/yr OnsiteFull Time
The GEO Group
The GEO GroupNYSE: GEO: Provides correctional, detention, and community reentry services.
2+ YOETwo years healthcare admin supervisory experience; CA RN license; strong communication; computer skills; budgeting/contract obligations experience.
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2mo
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Purchasing Administrator
Corona, California, United States
$25-$29/hr OnsiteFull Time
Biolase
BiolaseNASDAQ: BIOL: Designs and manufactures laser systems for dental procedures.
1+ YOEEnter and manage purchase orders, coordinate with suppliers, perform ERP transactions, assist receiving, and maintain accurate purchase records; 1–3 years purchasing or supply chain experience required.
Epicor, SAP, Oracle, NetSuite, ERP, MRP, Microsoft Excel, Microsoft Outlook, Microsoft Word
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1d
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Administrative Assistant
Pasadena, California, United States
$75k/hr OnsiteFull Time
Integrity National Corporation
Integrity National Corporation: Provides professional custodial and facilities maintenance solutions.
3+ YOERequires 3 years of administrative assistant experience, MS Office proficiency, organizational and communication skills, regulatory compliance knowledge, a valid driver's license, and a criminal record check.
Microsoft Office, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Outlook, IBM Maximo
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1mo
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Administrator Assistant - Full-time/Temporary (34629)
Pasadena, California, United States
$20-$22/hr OnsiteFull Time, Temporary
Mayfield Junior School
Mayfield Junior School: Provides private Catholic K-8 education in Pasadena, California.
Provide front-office administrative support: answer phones, greet visitors, maintain attendance, assist directors, strong Excel/Word skills, ability to multitask in a busy school setting; associates degree preferred.
Microsoft Excel, Microsoft Word, SchoolPass
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