Part Time/Temp/Seasonal Jobs in Irvine, CA
Administrative Assistant I- Part-Time
2026-08-31 Baker College Newport BeachExplore the chance to become part of Baker College, recognized as one of the 2024, 2025 & 2026 Best and Brightest Workplaces in the nation! St. Francis School of Law provides an online JD degree program that combines...
Scheduler
2026-09-03 SCA Health OrangeSCA Health Job Opportunity At SCA Health, we believe health care is about people – the patients we serve, the physicians we support and the teammates who push us forward. Behind every successful facility, procedure or innovation is...
Administrative Assistant
2026-08-30 GREEN MEADOWS HOME HEALTH CARE Santa AnaBenefits: 401(k) Dental insurance Health insurance Paid time off Vision insurance Administrative Assistant Job Description Job Title: Administrative Assistant Department: Administration Reports...
Administrative Assistant
2026-09-05 Related Company Santa AnaResponsibilities Are you someone who enjoys supporting a team, staying organized, and helping operations run smoothly? We are seeking an Administrative Assistant to provide day-to-day administrative and operational support at our...
Office Assistant
2026-09-07 Avid Bioservices TustinDescription Looking to join a passionate team dedicated to developing and manufacturing life-saving biopharmaceuticals? Avid Bioservices is a leading clinical and commercial biologics CDMO focused on creating...
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Office Assistant
2026-09-07 Lancesoft BreaOffice Assistant Job Duration: 12+ month Est. Pay Range: $25-$26/hr (USD) Work Type Onsite (Brea, CA) Job Responsibilities The Office Assistant is responsible for providing administrative support to the office to...
Data Entry Operator (Fulltime, Work from
2026-09-06 Reed Technology & Information Services IrvineJob Title Job Description Accountabilities 1. Verifies data from source documents according to established procedures and rules. 2. Verifies data entered with source documents for typographical errors, missing or...
Entry Level Manufacturing/Production
2026-09-07 Aluminum Precision Santa AnaAluminum Precision Products (APP) is an international leader in manufacturing aluminum forgings. We offer you the opportunity to be a part of a globally recognized organization that enjoys an unparalleled reputation for quality. Here you'll...
Executive Assistant - Office-Based
2026-09-05 UnitedHealthcare At Home IrvineExecutive Assistant Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with...
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OfficeHR Assistant
2026-08-29 Gyu-Kaku TustinBenefits: Employee discounts Flexible schedule Opportunity for advancement Office / HR Assistant (Part-Time) Location: Tustin, CA 92780 Company: Enry JP Corporation (Gyu-Kaku Japanese BBQ Franchise) Position Summary...
Administrative Assistant
2026-08-31 ENCOMPASS HEALTH TustinThis is a full-time, benefited position, supporting the CEO and Admin Team. In addition to being the Admin Assistant, this position also maintains medical staff services and credentialing/privileging,...
Student Mail Clerk
2026-09-01 Chapman University OrangePosting Details Student Title Classification Information Quick Link Job Number SE215124 Position Information Department or Unit...
