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103 admin assistant jobs at 72 companies in Lake Forest, CA

2mo
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Office Admin Assistant I
Vista, California, United States
$19-$25/hr OnsiteFull Time
Dyad Law P.C.
Dyad Law P.C.: Immigration law support services provided by a law firm.
1+ YOEBilingual English and Spanish; Associate's degree or 1–3 years admin/clerical experience; strong organizational, communication, and tech skills.
Microsoft Office, Case Management System
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3d
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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 and communication skills, self-motivated, able to complete training and follow protocols, assist with audits and documentation.
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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.
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3d
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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
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2mo
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Admin Assistant (Southern California)
Los Angeles, 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, records, training compliance, timekeeping; hybrid role with on-site majority.
Microsoft Teams, HR systems
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2w
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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
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2mo
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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
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2w
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Center Based Admin Assistant
Inglewood, 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 or customer service experience preferred. Comfortable with Microsoft Office (Word, Excel, Outlook); strong communication and organizational skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook
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3d
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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, self-motivated, able to complete required study coordinator training and follow protocols, able to perform light physical tasks.
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6d
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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
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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
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3mo
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Executive Assistant
Redondo Beach, California, United States
OnsiteFull Time
ETG Solutions Inc
ETG Solutions Inc: Provider of managed IT, cybersecurity, and data intelligence services.
3+ YOE1-3 years admin/assistant experience; MS Office proficiency; strong communication and time-management; ownership and problem-solving mindset.
MS Office
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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
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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)
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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
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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
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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
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4w
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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
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1mo
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Registered Dental Assistant Saturday Only
Commerce, California, United States
OnsiteFull Time
Family Health Care Centers of Greater Los Angeles
Family Health Care Centers of Greater Los Angeles: Non-profit community health center providing comprehensive medical care.
1+ YOERegistered Dental Assistant with CPR, 1+ year experience; RDA certification; proficient in digital radiographs, patient care, and admin duties.
Digital radiography, NextGen EHR, Microsoft Word, Excel
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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
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