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142 assistant researcher jobs at 48 companies in Missouri

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Research Assistant, Senior
St. Louis or Madrid
OnsiteFull Time
Saint Louis University
Saint Louis University: Private Jesuit research university providing higher education and research.
Bachelor’s degree in science or a related field, previous basic science research experience, laboratory technique knowledge, communication skills, recordkeeping ability, and personal computer proficiency.
centrifuges, incubators, homogenizers, microscopes, chromatography, electrophoresis, computers
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Research Assistant - Molecular Microbiology
St. Louis, Missouri, United States
$17-$29/hr OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: Providing higher education and conducting advanced academic research.
2+ YOEBachelor's degree or equivalent education and experience, plus two years of laboratory operations experience. Requires microbiology research capabilities, accurate documentation, safety compliance, and laboratory organization.
Laboratory equipment
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1mo
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Clinical Research Assistant II
Kansas City, Missouri, United States
$24/hr HybridFull Time
Children's Mercy
Children's Mercy: Provides comprehensive medical care and research for children.
3+ YOEBachelor's in health sciences (or related) and 3-5 years research experience; must provide immunization records and pass background and drug screen.
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Assistant Professor - Department of Neuroscience
St. Louis, Missouri, United States
OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: A research university providing higher education and medical services.
Terminal degree (PhD/MD/MD-PhD) in neuroscience or related field, record of outstanding research, ability to establish externally funded independent research program, and commitment to mentoring.
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Clinical Research Assistant - Cancer Center
Kansas City or Westwood
$23-$33/hr OnsiteFull Time
University of Kansas Medical Center
University of Kansas Medical Center: Public academic medical center providing education and biomedical research.
2+ YOETwo years healthcare or research experience (education may substitute), knowledge of clinical trial documentation, communication, organization, detail orientation, and computer skills.
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Site Research Assistant - Kansas City, MO
Kansas City, Missouri, United States
$25-$39/hr OnsitePart Time
IQVIA
IQVIANYSE: IQV: Provides clinical research and healthcare data analytics services.
1+ YOEAssociate degree preferred, 1+ years clinical research experience preferred, knowledge of GCP and protocol procedures, EDC proficiency, regulatory documentation, visit scheduling, strong communication and attention to detail.
EDC, GCP
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Climate Impact, Intern | Fall Research Assistant
Arizona or California or District of Columbia or Florida or Georgia or Illinois or New Jersey or New York or Tennessee or Texas or Virginia or Wisconsin or Arkansas or Colorado or Indiana or Kentucky or Louisiana or Massachusetts or Michigan or Minnesota or Missouri or Nebraska or New Hampshire or North Carolina or Ohio or Pennsylvania or South Carolina or Utah or Washington or Wyoming
$20/hr RemoteInternship, Part Time
TPG
TPGNASDAQ: TPG: Global alternative asset manager across private equity and credit.
Authorized to work in the U.S.; graduate student or advanced undergraduate in relevant fields; experience in climate/energy thematic areas and quantitative climate research (LCAs, decarbonization scenarios); strong Excel and PowerPoint; excellent written and spoken English.
Microsoft Excel, Microsoft PowerPoint
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Clinical Trial Assistant
St. Louis, Missouri, United States
OnsiteFull Time
Geneoscopy
Geneoscopy: Develops non-invasive, stool-based colorectal cancer screening tests.
0+ YOE0-2 years clinical research experience; basic knowledge of GCP, HIPAA, IRB, informed consent; bachelor’s preferred; proficiency with Google Workspace, Adobe Acrobat, EMR and EDC systems.
Google Workspace, Adobe Acrobat, Electronic Medical Records (EMR), Electronic Data Capture (EDC), Database management
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Site Research Assistant - Kansas City, MO
Kansas City or Parsippany
$25-$39/hr OnsitePart Time
IQVIA
IQVIANYSE: IQV: Provides clinical research and data analytics for pharmaceutical companies.
1+ YOEAssociate degree preferred; 1+ year clinical research experience preferred; strong knowledge of clinical trials, GCP, EDC systems, visit scheduling, regulatory documentation, and participant coordination.
EDC, GCP
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2mo
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Student Wellness Graduate Assistant
St. Louis, Missouri, United States
OnsitePart Time
Maryville University
Maryville University: Private university offering undergraduate and graduate degree programs.
Graduate student enrollment and interest in public health, higher education, health promotion, or related field; strong research and data skills; experience with statistical software; excellent communication.
SPSS, Qualtrics, SAS, Excel, R
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Senior Research Assistant, UMKC Institute for Human Development -- Office of Research and Evaluation
Kansas City, Missouri, United States
OnsiteFull Time
University of Missouri System
University of Missouri System: A public university system providing higher education and research.
3+ YOEMaster's degree with three years relevant experience or equivalent; experience with grants, research projects, data, evaluation; strong project management, coordination, communication, and report preparation skills.
NIRS
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Clinical Research Assistant
Springfield, Missouri, United States
$18-$22/hr OnsiteFull Time
Headlands Research
Headlands Research: Operates a multinational network of clinical trial research sites.
Requires organization, communication, problem-solving, Microsoft Office skills, detailed work, and phlebotomy or ECG experience or willingness to learn.
Microsoft Office
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2mo
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Assistant Scientist
Saint Louis, Missouri, United States
OnsiteFull Time
Terracon
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
Bachelor’s degree in Environmental Science or related field; valid driver's license; non-degred candidates considered; preferred field certification.
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Assistant Director
Salt Lake City or Seattle or Phoenix or Los Angeles or San Francisco or Denver or Washington or Miami or Atlanta or Chicago or Indianapolis or New Orleans or Boston or Minneapolis or Kansas City or Albuquerque or New York or Oklahoma City or Portland or Austin
$148k-$192k/yr OnsiteFull Time, Temporary
USDA Forest Service
USDA Forest Service: Manages and protects the nation's national forests and grasslands.
1+ YOERequires a bachelor's degree or qualifying education and experience in economics, biological sciences, natural resources, agriculture, chemistry, physical science, engineering, or mathematics, plus one year of GS-14-equivalent specialized experience.
E-Verify, Microsoft Word
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Assistant Scientist, Biologist
Gaithersburg or Missouri or Virginia or Maryland
$55k-$66k/yr OnsiteFull Time
MRIGlobal
MRIGlobal: Provides scientific research and laboratory testing services.
Bachelor’s degree in biology or related science, laboratory knowledge, analytical skills, communication, independence, time management, and ability to obtain government security clearance; U.S. citizenship required.
PCR, laboratory information management system, sample management system
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Assistant Professor
Columbia, Missouri, United States
OnsiteFull Time
University of Missouri
University of Missouri: Public research university providing academic instruction and healthcare services.
Doctorate in statistics, biostatistics, or a related field required by appointment; demonstrated research potential, teaching experience, communication skills, and methodological expertise preferred.
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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.
Knowledge of accounting procedures and office methods; ability to calculate figures, meet deadlines, review financial documents, maintain records, research transactions, and resolve discrepancies.
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Engineering Assistant
Joplin, Missouri, United States
$17-$21/hr OnsiteFull Time
City of Joplin
City of Joplin: Municipal government providing public services for Joplin, Missouri.
High school diploma or GED, valid state driver's license, Microsoft Office Suite proficiency, office administration, records management, research, and communication skills.
Microsoft Office Suite
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Graduate Assistant - Construction Management - Fall 2026
Warrensburg, Missouri, United States
$550/bi-wk OnsitePart Time
University of Central Missouri
University of Central Missouri: A public university providing undergraduate and graduate education and supporting instructional and research activities.
Bachelor's degree required in construction management, engineering technology, or related field; admitted to a UCM graduate program; minimum GPA thresholds; experience in education preferred; assist with labs, proctoring, grading, and research.
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Legal Assistant
St. Louis, Missouri, United States
OnsiteFull Time
Reliant Care Management
Reliant Care Management: Operates and manages skilled nursing and rehabilitation facilities.
3+ YOE3+ years in a fast-paced legal environment, bachelor’s degree and paralegal certification required, advanced Microsoft Office and legal research proficiency, experience with contract management and corporate compliance.
Microsoft Office Suite
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