57 admin assistant jobs at 34 companies in Colton, CA

1w
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Admin Assistant Intern
Huntington Beach, California, United States
$18/hr OnsiteInternship, Part Time
CareWorks Health Services
CareWorks Health Services: Provides in-home senior care and skilled nursing services.
Pursuing a degree in social work or related field, dependable, organized, basic technical skills for downloading/printing, comfortable handling sensitive information; on-site availability ~4 hrs/week.
3d
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Public Works Admin Assistant
San Jacinto, California, United States
OnsiteFull Time
Soboba Band of Luiseño Indians
Soboba Band of Luiseño Indians: Provides government and public safety services to tribal members.
3+ YOEProvide clerical support including answering phones, data entry, processing invoices and purchase orders, maintaining logs, and coordinating meetings; high school diploma and 3 years administrative experience required.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2w
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Student GCI Admin Assistant
Orange, California, United States
$17/hr OnsitePart Time
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Minimal prior experience required; familiarity with Microsoft Office Suite; ability to learn support processes; flexible availability for events; basic problem-solving and communication skills.
Microsoft Office Suite
4d
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Research Admin Assistant - Clinical Research
Anaheim, California, United States
$20-$22/hr OnsiteFull Time
CenExel
CenExel: Operates a nationwide network of clinical research sites.
High school diploma or GED, strong interpersonal skills, ability to work independently, complete training modules, and comply with protocols, SOPs, GCP, IRB, and FDA guidelines.
4d
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Research Admin Assistant - Clinical Research
Anaheim, California, United States
$20-$22/hr OnsiteFull Time
CenExel Clinical Research
CenExel Clinical Research: Operates a nationwide network of clinical trial research sites.
High school diploma/GED, strong interpersonal skills, ability to work independently, complete training, and comply with GCP/IRB/FDA procedures.
1mo
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Admin Assistant
Hesperia, California, United States
$20/hr HybridFull Time
ServiceMaster by Crane IFS
ServiceMaster by Crane IFS: Provides professional commercial janitorial and facility cleaning services.
Supports onboarding/offboarding, background checks, offer letters, timekeeping, training compliance, and employee records; requires Microsoft Teams familiarity and ability to work onsite most days in warehouse environments.
Microsoft Teams
1mo
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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
10h
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Office Assistant (Admin)
Pasadena, California, United States
$23/hr OnsiteFull Time
Retirement Housing Foundation
Retirement Housing Foundation: Operates affordable housing communities and provides senior living services.
2+ YOEHigh school diploma or equivalent and 2 years of administrative experience required. Requires Microsoft Office proficiency, communication, organization, confidentiality, and customer service skills.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft Outlook, Yardi, RealPage
2d
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Sr. Admin Assistant
City of Industry or La Jolla or Newport Beach
$46k-$76k/yr FieldFull Time
BMO
BMOTSX: BMO: Provides personal and commercial banking, investment, and wealth services.
3+ YOERequires 3–5 years of administrative or professional support experience; a related post-secondary degree is desirable. Strong communication, organization, collaboration, analytical, and problem-solving skills required.
2mo
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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.
2mo
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ASSISTANT FACILITY ADMIN, SECURITY
Adelanto, California, United States
$125k/yr OnsiteFull Time
The GEO Group
The GEO GroupNYSE: GEO: Operates private correctional facilities and community reentry programs.
10+ YOEBachelor's in behavioral sciences or related field plus 10+ years correctional mid-management experience; knowledge of correctional policies/laws; US citizen, 21+; supervisory and emergency response capability.
2d
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Property Accounting Assistant / Accounting Admin Clerk
La Mirada, California, United States
$25-$28/hr OnsiteFull Time
Skin and Cancer Institute
Skin and Cancer Institute: Dermatology and skin cancer treatment medical practice.
Entry-level accounting role requiring accounting coursework or current enrollment/recent graduation, with internship, bookkeeping, or administrative experience preferred and interest in real estate finance.
Microsoft Excel
1mo
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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
5d
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Intermarket Coordinator | Admin Assistant
Cypress, California, United States
$28-$32/hr OnsiteFull Time
PeopleSpace
PeopleSpace: Providing workspace strategy and commercial office furniture solutions.
Coordinate multi-location furniture installations, prepare labor quotes and paperwork, maintain job folders, communicate with stakeholders, and resolve project issues.
1w
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Sales Admin Asst
Commerce, California, United States
$20-$22/hr OnsiteFull Time
TPG Hotels & Resorts
TPG Hotels & Resorts: Manages and operates a national portfolio of hospitality assets.
High school diploma required (bachelor's preferred), prior sales/administrative experience in hospitality preferred, proficiency with Microsoft Office and Marriott CI/TY, strong communication and organizational skills.
Microsoft Office Suite, Marriott CI/TY
3w
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Hospital Assistant III Rehab Services Admin- FT Day Shift
Orange, California, United States
$28-$35/hr OnsiteFull Time
University of California, Irvine
University of California, Irvine: Public research university offering higher education and academic degrees.
BLS upon hire, ability to work variable shifts (evenings/nights/weekends/holidays), English proficiency, infectious control knowledge, customer service skills, MS Office experience; patient care/rehab experience preferred.
Microsoft Office
2mo
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Legal Assistant
Costa Mesa, California, United States
HybridFull Time
HR MGMT 10
HR MGMT 10: Provides employer of record and human resources support services.
2+ YOEHigh school diploma required; 1-3 years legal admin experience; familiarity with CA procedures; MS Office; strong writing and communication; detail oriented.
Microsoft Office Suite, Legal practice software (e.g., Clio, MyCase)
1mo
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Administrative Assistant (Bilingual in Mandarin)
Buford or Fontana
$18-$20/hr OnsiteFull Time
YQN Logistics
YQN Logistics: Digital logistics platform for international shipping and supply chain.
Bilingual English/Mandarin admin support for warehouse operations; 1+ year admin or warehouse experience preferred; Microsoft Office skills; WMS/ERP experience a plus; strong organization and communication.
Microsoft Excel, Microsoft Word, Microsoft Outlook, Warehouse Management Systems (WMS), ERP
3w
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Development Department Assistant
Huntington Beach, California, United States
$53k/yr OnsiteFull Time
Hebrew Academy Community Day School
Hebrew Academy Community Day School: Private school providing secular and Jewish K-12 education.
1+ YOESupports fundraising and donor engagement with admin tasks, donor records, event coordination, Google Suite proficiency, 1+ years nonprofit or administrative experience.
Google Suite, QuickBooks
1mo
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Administrative Assistant
Anaheim, California, United States
$19-$26/hr OnsiteFull Time
West Coast University
West Coast University: Private university offering degree programs for healthcare professionals.
1+ YOEPerform complex administrative support including drafting correspondence, scheduling meetings, coordinating events and travel, processing expense reports in Concur/Excel, and maintaining records; 1+ year admin experience; HS required; Associates preferred.
Concur, Microsoft Excel, Microsoft Office