681 processing assistant jobs at 230 companies in Chino Hills, CA

1mo
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Production Processing Assistant
Carson, California, United States
$21-$25/hr OnsiteFull Time
Singer Vehicle Design
Singer Vehicle Design: Restores and reimagines classic Porsche 911 automobiles.
2+ YOEHigh school diploma, 2+ years related automotive or manufacturing experience. Ability to disassemble/assemble parts, perform quality testing, manage inventory in MRP, and use Microsoft Office. Strong communication and teamwork skills.
Microsoft Office Suite, MRP
1w
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Production Processing Assistant
Carson, California, United States
$21-$25/hr OnsiteFull Time
Singer Vehicle Design
Singer Vehicle Design: A that restores and reimagines Porsche 911s with attention to detail and craftsmanship.
2+ YOEHigh school diploma or equivalent, 2+ years automotive parts or manufacturing experience, basic Microsoft Office skills, ability to follow work instructions and multitask.
Microsoft Office
2mo
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Dental Assistant
Dana Point, California, United States
$21-$29/hr OnsitePart Time
Specialized Dental Partners
Specialized Dental Partners: Provides administrative and operational support to dental practices.
1+ YOEHigh school diploma/GED, dental assistant and dental radiology certifications per state, 1+ year dental assisting experience, ability to take/process X-rays, strong communication and organizational skills.
1w
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Dental Assistant
Brea, California, United States
$24-$28/hr OnsiteFull Time
Specialized Dental Partners
Specialized Dental Partners: Provides business support services to specialized dental practices.
1+ YOEHigh school diploma, dental assistant and dental radiology certifications per state, 1+ year dental assisting experience, ability to take/process X-rays, sterilize equipment, maintain records, and communicate with patients.
3w
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Dental Assistant (Western)
Los Angeles, California, United States
$18-$22/hr OnsiteFull Time
Dental Dreams
Dental Dreams: Provides family dental services to underserved communities.
X-Ray certification required; dental assistant certification preferred; bilingual Spanish preferred; chairside assistance, charting, sterilization, x-ray processing, and customer service skills.
3w
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Dental Assistant (Western)
Los Angeles, California, United States
$18-$22/hr OnsiteFull Time
Dental Dreams
Dental Dreams: Provides dental care services for families in underserved communities.
X-ray certification required; dental assistant certification preferred; bilingual Spanish preferred; customer-service experience preferred; ability to assist chairside, take/process X-rays, sterilize instruments, and assist with admin tasks.
3mo
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Payroll Assistant (CA, Montrose)
Montrose, California, United States
$21-$25/hr OnsiteFull Time
Alliance Health Services
Alliance Health Services: Provides personalized home health and hospice care services at home.
1+ YOEAssist payroll operations by collecting data, processing payments, maintaining records, and ensuring regulatory compliance.
Microsoft Office, Payroll systems, Database software
1w
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Senior Medical Assistant/Lab Assistant - Nephrology
Beverly Hills, California, United States
$25-$39/hr OnsiteFull Time
Cedars-Sinai
Cedars-Sinai: Provides academic medical care, specialized treatment, and biomedical research.
3+ YOEHigh school diploma/GED, medical assisting training or MA certification, BLS required, 3+ years outpatient MA experience, lab specimen processing and clinical support skills.
CS-Link
4d
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Senior Laboratory Assistant - Microbiology
Orange, California, United States
$25-$38/hr OnsiteFull Time
Providence
Providence: Provides comprehensive healthcare services through hospitals, clinics, and health plans.
1+ YOECalifornia CPT I or II required, 1+ year phlebotomy or lab assistant experience performing collections, processing and handling send-outs; ability to centrifuge and process specimens.
2mo
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Executive Assistant
Los Angeles, California, United States
HybridFull Time
ICANN
ICANN: Coordinates the global Internet's systems of unique identifiers.
5+ YOEExecutive assistant to SVP; schedule, travel, expense reporting, contract processing, coordination with ICANN board and executives; strong MS Office; five years of senior executive support; domestic and international travel.
Microsoft Office Suite, Concur, Meeting scheduling software, Wiki / online documentation systems, Contract management software
1w
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Dental Assistant
Los Angeles, California, United States
$23/hr OnsiteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
Provides administrative and chair-side dental assisting, sets up clinical areas, sterilizes instruments, exposes/processes radiographs, performs patient registration and scheduling, and maintains records; CPR/First Aid knowledge preferred.
1w
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HRIS Assistant
Burbank, California, United States
$21-$23/hr OnsiteFull Time
Today'sHR
Today'sHR: Provides outsourced human resources, payroll, and benefits administration services.
1+ YOEPerform HRIS data entry, support HR processes, produce reports, assist audits; requires associate's degree or equivalent experience, 1+ year systems/HR experience, Microsoft Excel/Word and HRIS experience.
Microsoft Excel, Microsoft Word, HTML, HRIS
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Parts Department Assistant
Lake Elsinore, California, United States
$18-$20/hr OnsiteFull Time
Pedder Auto Group
Pedder Auto Group: Operates a network of automotive dealerships in Southern California.
Assist with receiving, checking, stocking, staging, delivering, and shipping automotive parts; maintain inventory and perform cycle counts; process returns and support front counter and technicians.
1mo
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Medical Assistant
Long Beach, California, United States
$26-$33/hr OnsitePart Time
CommonSpirit Health
CommonSpirit Health: Operates a national non-profit Catholic health system.
3+ YOEHigh school diploma/GED and valid Medical Assistant certificate required; minimum 3 years outpatient ambulatory clinic experience; clinical skills including vitals, injections, lab processing, age-specific assessment, and patient education.
16h
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Assistant Project Scientist in MRI and Image Processing 2026
Irvine, California, United States
$79k-$101k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
PhD in engineering, medical physics, computer science, applied mathematics, or related field; experience in MRI, image processing, medical imaging, deep learning, and high-impact publications required.
MRI, Python, C++, CUDA, Siemens, Philips
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Practice Assistant
Costa Mesa, California, United States
$58k-$107k/yr OnsiteFull Time
Ogletree Deakins
Ogletree Deakins: Provides legal representation for management in employment matters.
4+ YOE4+ years as a practice assistant/legal secretary, knowledge of legal terminology and processes, 70+ WPM typing, strong MS Office and document management skills, e-filing/time entry/database experience, excellent written/verbal communication and proofreading.
Microsoft Office, document management, time entry, e-filing, database software
2d
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Administrative Assistant (PCT)
Perris, California, United States
$25-$33/hr OnsiteFull Time
DaVita
DaVitaNYSE: DVA: Provides kidney dialysis and integrated chronic disease management services.
High school diploma/GED, CMS-approved PCT certification, strong clerical and computer skills (type 60 WPM), ability to process treatment logs, charts, invoices, and assist patients.
Microsoft Office
1w
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Student Library Assistant
Orange, California, United States
$17/hr OnsitePart Time
Chapman University
Chapman University: A private university offering undergraduate and graduate degree programs.
Minimal to no prior experience; familiarity with Microsoft Office Suite; federal work-study required; ability to learn circulation processes and assist patrons.
Microsoft Office Suite
1w
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Office Assistant (Typing)
Los Angeles County, California, United States
$3k-$4k/mo OnsiteFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Ability to perform high-volume data entry and citation processing, meet minimum typing speed (typing certificate required), clear background investigation, assist public by phone and front counter, and follow written procedures.
Statewide Automated Citation System (SACS)
1mo
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Assistant Store Manager
Orange, California, United States
$17-$25/hr OnsiteFull Time
O'Reilly Auto Parts
O'Reilly Auto PartsNASDAQ: ORLY: Retailer of automotive aftermarket parts and professional tools.
Supports store manager in sales, customer service, store appearance and operations; supervises staff, assists hiring, processes orders/returns, performs opening/closing and ensures policy compliance. Required certifications: Sales Specialist Training, Assistant Manager, RSS.
Zipline, Image Maker