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240 processing assistant jobs at 72 companies in Saint Charles, MO

2w
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PT Archive Processing Assistant
St. Louis, Missouri, United States
OnsitePart Time
The Lutheran Church—Missouri Synod
The Lutheran Church—Missouri Synod: Provides religious, educational, and charitable services for Lutheran congregations.
2+ YOE2 years processing/accessioning archival material, user-level ArchivesSpace or similar, ability to write clear descriptions, time management skills, and ability to lift 20 lb.
ArchivesSpace
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5d
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Dental Assistant
Des Peres, Missouri, United States
OnsiteFull Time
Specialty Dental Brands
Specialty Dental Brands: Provides business management support to specialty dental clinics.
RDA certification preferred, dental assisting experience preferred, ability to assist chairside, take/process dental X-rays, maintain infection control, and document patient records.
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3w
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Dental Assistant
Arnold, Missouri, United States
$18-$23/hr OnsiteFull Time
Specialized Dental Partners
Specialized Dental Partners: Provides operational support services for specialty dental practices.
1+ YOEHigh school diploma or equivalent, 1+ years dental assisting experience. Ability to assist chairside, take/process X‑rays, perform sterilization, maintain records, and deliver patient education; strong communication and teamwork.
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2w
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Orthodontic Assistant
St. Louis, Missouri, United States
OnsiteFull Time
P1 Dental Partners
P1 Dental Partners: A dental partnership organization supporting a network of practices.
2+ YOEMinimum 2 years orthodontic assisting experience; chairside patient care, radiographs, instrument sterilization, patient education; experience training staff, inventory/ordering, OSHA/HIPAA processes a plus.
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6d
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Dental Assistant
Des Peres, Missouri, United States
OnsiteFull Time
Specialty Dental Brands
Specialty Dental Brands: Provides business and operational support to specialty dental practices.
Prefer 1+ year dental assisting experience; active RDA certification/license; knowledge of infection control, dental procedures, x-ray processing, patient records, and strong communication skills.
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3w
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Dental Assistant
Saint Louis, Missouri, United States
OnsiteFull Time
Betty Jean Kerr Peoples Health Centers
Betty Jean Kerr Peoples Health Centers: Provides comprehensive primary and behavioral healthcare services.
High school diploma and dental assistant certification required. Perform four‑handed dentistry, process digital radiographs, schedule/register patients, manage supplies, conduct prophylaxis, fluoride and sealant application, and support school-linked clinics. Saturday hours required.
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1mo
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MATERIALS ASSISTANT TPT
St. Louis, Missouri, United States
$15/hr OnsitePart Time, Temporary
St. Louis Public Library
St. Louis Public Library: Municipal library system offering information and community educational resources.
No prior experience required. Must shelve and shelf-read materials, process deliveries, retrieve customer requests, arrange items to order, work independently, assist the public, and learn Google Workspace (Docs, Sheets, Gmail).
Google Workspace, Google Docs, Google Sheets, Gmail, Chromebase
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2mo
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Commercial Escrow Assistant (in office)
Kansas City, Missouri, United States
$18-$25/hr OnsiteFull Time
First American Financial
First American FinancialNYSE: FAF: Provides title insurance and settlement services for real estate.
1+ YOEAssist in escrow processes, prepare closing documents, communicate with customers; 1-3 years escrow experience preferred; high school diploma; MS Office proficiency.
MS Office
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2w
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Accounts Assistant
St. Louis, Missouri, United States
$35k/yr OnsiteFull Time
Missouri Department of Elementary and Secondary Education
Missouri Department of Elementary and Secondary Education: State agency overseeing education programs and standards in Missouri.
Perform routine accounting tasks, produce financial reports, process payroll/time records, reconcile funds, and review financial documents with attention to detail.
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1mo
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Administrative Assistant
Chesterfield or Reynosa
HybridFull Time
Qnity Electronics
Qnity ElectronicsNYSE: Q: Manufactures materials and solutions for the semiconductor industry.
Provide administrative support to Customer Service including advanced Microsoft Excel reporting, data analysis, dashboard creation, KPI tracking, documentation, scheduling, and process coordination.
Microsoft Excel, CRM
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2mo
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Loan Processor & Loan Officer Assistant
St. Louis, Missouri, United States
OnsiteFull Time, Part Time
Gold Star Mortgage Financial Group
Gold Star Mortgage Financial Group: Full-service residential mortgage lender and loan servicer.
1+ YOEAssist loan officers by processing loan files, collecting documents, coordinating with third parties, and ensuring regulatory compliance.
Encompass
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1mo
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Executive Assistant
St. Louis, Missouri, United States
OnsiteFull Time
Spectrum Brands
Spectrum BrandsNYSE: SPB: Global manufacturer of consumer home, pet, and garden products.
10+ YOEAssociate degree required (Bachelor's preferred); 10+ years EA experience with 5+ years supporting C-level; strong calendar, travel, communications, discretion, process improvement, and budget experience.
Microsoft SharePoint
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1mo
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Assistant Controller
Woodbury or St. Louis
HybridFull Time
Kindeva Drug Delivery
Kindeva Drug Delivery: Develops and manufactures complex drug-device combination delivery systems.
7+ YOE7+ years accounting in manufacturing (public/private); Bachelor's degree or equivalent with CPA; strong GAAP knowledge; ERP experience (Microsoft D365); advanced Excel; global/process improvement mindset; strong communication.
Microsoft Dynamics 365, Excel, GAAP
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1mo
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Executive Assistant
O'Fallon, Missouri, United States
$63k-$98k/yr HybridFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Provide high-level administrative support to three Senior VPs, managing complex calendars, coordinating travel and events, processing expenses, and handling confidential executive communications; advanced Microsoft 365/Google Workspace skills required.
Microsoft 365, Google Workspace, Microsoft Outlook, Microsoft PowerPoint, Microsoft Excel, Microsoft Teams, Copilot, Zoom
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2w
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Laboratory Assistant II
Chesterfield, Missouri, United States
OnsiteFull Time
St. Luke's Hospital
St. Luke's Hospital: Independent, non-profit healthcare system providing comprehensive medical services.
High school diploma/GED and phlebotomy certification required; performs phlebotomy, specimen processing, patient registration, and uses laboratory computer systems.
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3w
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Lab Assistant II
Chesterfield, Missouri, United States
OnsiteFull Time
St. Luke's Hospital
St. Luke's Hospital: Provides comprehensive inpatient and outpatient medical and surgical care.
Performs phlebotomy, processes and prepares specimens, completes patient registration, maintains inventory and equipment, and performs clerical duties following lab safety and identification policies.
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1w
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Certified Medical Assistant or LPN - Clinic
Red Bud, Illinois, United States
$19-$32/hr OnsiteFull Time
Deaconess Health System
Deaconess Health System: Provides acute hospital care and specialized medical services.
Obtain vitals, assist physicians, perform routine office testing, prepare/administer medications, document care, and process prescriptions. Requires CMA certification or Illinois LPN license.
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2w
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Administrative Assistant - FCCM
St. Louis, Missouri, United States
OnsiteFull Time
Every Child's Hope
Every Child's Hope: Provides social services and mental health care for vulnerable children.
0.5+ YOEHigh school diploma, 6 months clerical experience, valid driver’s license and insurance, database/internet/word processing and Excel skills, strong communication, multitasking, and trauma-informed experience.
Database software, Internet software, Word Processing software, Microsoft Excel
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1w
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Administrative Assistant 5
Ellisville, Missouri, United States
$19/hr OnsiteFull Time
Rockwood School District
Rockwood School District: Providing public K-12 education and student support services.
5+ YOEHigh school diploma, 5+ years executive secretarial experience, strong office and computer skills (word-processing and spreadsheets), ability to multitask, lift ~15 lbs, and handle confidential matters.
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3w
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Assistant Manager I
Saint Louis, Missouri, United States
OnsitePart Time
Dollar Tree
Dollar TreeNASDAQ: DLTR: Operates discount variety stores selling household and seasonal merchandise.
Support store operations and merchandising, process freight, perform opening/closing, protect assets, maintain store standards, lift 30–50 lbs, and demonstrate strong communication; prior retail/management preferred.
PerkSpot
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