63 sampling jobs at 40 companies in Wentzville, MO
5d
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Environmental Sampling Technician
St. Louis, Missouri, United States
$26-$32/hr FieldFull Time
2+ YOEAssociate's degree in a related science required; bachelor's preferred. Requires a driver's license, U.S. citizenship, physical ability to lift 50 pounds, Microsoft Office proficiency, and environmental sampling experience preferred.
Microsoft Office
1mo
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Sushi Brand Ambassador/Sampling Agent
St. Louis, Missouri, United States
OnsitePart Time
Customer-facing role requiring strong communication, ability to stand for long periods, lift up to 25 lbs, follow food safety and brand procedures, and reliable transportation between locations.
1mo
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Sample Control Technician/Operations Support
St. Louis or Maryland Heights
OnsiteFull Time
Receiving and cataloging samples, maintaining inventory and chain-of-custody, packaging and shipping samples, ordering supplies, database entry, proficiency in Microsoft Office, knowledge of lab health & safety, strong organization and communication.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft Outlook
3w
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Sample Lab Technician
Saint Louis, Missouri, United States
OnsiteFull Time
High school diploma required (bachelor's preferred). Ability to perform lab techniques, prioritize multiple projects, pack and prepare samples, cycle count inventory, and use computers; strong communication and attention to detail.
3mo
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Technical Services Operator
Earth City, Missouri, United States
OnsiteFull Time
Safety-focused with ability to collect samples, perform maintenance, lift up to 50 lbs, and work 12-hour shifts in a team-based environment.
Forklift, Computer systems, PPE, SOPs
3w
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Project Manager, Architecture
Richmond Heights, Missouri, United States
OnsiteFull Time
5+ YOE5+ years architecture experience (data center preferred); Bachelor's or Master's in Architecture; Revit and AutoCAD proficiency; include work samples; licensure supported but not required.
Revit, AutoCAD
2w
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Associate Attorney - First Year
Edwardsville, Illinois, United States
$95k/yr OnsiteFull Time
Good standing with Illinois bar or recently taken Illinois bar; strong writing, research, and analytical skills; law school transcript and writing sample requested.
1w
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Veterinary Assistant/Receptionist
Villa Ridge, Missouri, United States
FieldFull Time
1+ YOEPreferred 1+ year experience as veterinary assistant or receptionist; must restrain animals, collect samples, assist with diagnostics and anesthesia monitoring, strong communication and computer skills.
1w
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Animal Care Technician
Montgomery City, Missouri, United States
OnsiteFull Time
2+ YOE2+ years animal care experience or equivalent; ability to handle, socialize, bathe, feed, and document animal care; able to obtain samples and follow safety procedures.
3w
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Senior Research Technician (PRN) - Pediatrics Infectious Diseases
St. Louis, Missouri, United States
$19-$32/hr OnsitePart Time
1+ YOEMaster's degree (or equivalent experience),1 year laboratory experience,ability to work with biological/chemical hazards,perform complex assays,maintain data and sample inventory.
5d
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Senior Scientist
St. Louis, Missouri, United States
$106k-$158k/yr OnsiteFull Time
0+ YOERequires chemistry degree and 0–7+ years of relevant experience depending on education, advanced LC-MS instrumentation, biomolecule sample preparation, and effective independent and team communication.
LC-MS, Multiple Reaction Monitoring (MRM), Parallel Reaction Monitoring (PRM), UNIFI, BioPharma Finder, Mascot, ScaffoldPro, Thermo, Sciex, Waters, Agilent, MALDI-MS
1mo
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Health Physicist
Maryland Heights, Missouri, United States
OnsiteFull Time
Implement radiation protection program elements, perform radiological surveys, instrument calibration, environmental sampling, technical reporting, and ensure regulatory compliance (NRC, FDA, ISO, etc.).
1mo
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Lead Event Specialist Part Time
Ferguson, Missouri, United States
$17/hr OnsitePart Time
0+ YOEHigh school or GED; 0–3 months related experience acceptable; able to prepare and serve food samples, maintain equipment, complete reports, and work in a retail environment.
1w
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Communications Specialist 2026-2027
University City, Missouri, United States
OnsiteFull Time
Skilled writer with experience in social media, web content, graphic design, event coordination, and stakeholder engagement; ability to work evenings/weekends and provide writing/design samples.
Finalsite, SchoolMessenger, Parent Square, Google Suite, Adobe Suite, In-Design, Photoshop, Illustrator, Canva, Diligent, Zoom, Facebook, Twitter, Instagram
1w
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Toxicology Technologist
St. Louis, Missouri, United States
OnsiteFull Time
Bachelor's in biological or forensic science, ability to perform forensic and clinical toxicology testing, sample preparation, LC/MS/MS and GC/MS analysis, recordkeeping, and court testimony.
LC/MS/MS, GC/MS
1w
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Quality Inspector (Night Shift) - 25% Shift Differential
Washington, Missouri, United States
OnsiteFull Time
Sonaca North America: Designs and manufactures structural components for the aerospace industry.
Inspect assembled parts, read and interpret customer drawings, document inspections, perform sampling and adhesion testing, use work order tracking and SharePoint, and enforce quality system requirements.
SharePoint, Work Order Tracking System, Work Order Tracking Program
2w
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Quality Technician I, 2nd Shift
Imperial, Missouri, United States
$21/hr OnsiteFull Time
Perform sample preparation and testing (viscosity, gloss, density, pH, scrub), maintain records, follow lab safety, and learn lab equipment; high school diploma/GED required.
Microsoft Office, SAP
1w
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Senior Internal Auditor
Chesterfield, Missouri, United States
$80k/yr OnsiteFull Time
5+ YOE5+ years audit/accounting/analysis experience, Bachelor's degree, knowledge of GAAP and sampling, strong analytical and communication skills, ability to use audit software and maintain professional certifications.
3w
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Environmental Scientist - Fenton, MO
Fenton, Missouri, United States
FieldFull Time
0+ YOEBachelor's in science/engineering, HAZWOPER 40-hour and 8-hour refresher, ability to collect and analyze environmental samples, valid driver's license, pass background and motor vehicle checks.
XRF spectrometer, MS Word, Microsoft Excel
1mo
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Quality Control Specialist-St. Louis. MO.
St. Louis, Missouri, United States
$26-$27/hr OnsiteFull Time
Bachelor's in food science, biology, or chemistry required (waivable with experience); experience in sampling/testing and lab documentation; knowledge of ISO/FSSC standards; proficiency in MS Word/Excel/PowerPoint.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint