95 Results for

Scientist Jobs in O Fallon, IL

Jobs

Sr. R&D Scientist Branding Iron Holdings

Sauget, IL

$140,000–$170,000 / year
Quick Apply

Guided by a strong set of core values (Respect, Integrity and Stewardship), reflecting a culture of servant leadership at every level, BIH’s team works hard to foster a culture that embraces and builds meaningful, long-term relationships with both employees and its customer base. For over 60 years, Branding Iron Holdings (“BIH”) has been producing high quality beef and pork products while delivering customized solutions to the food service and retail trade industries.

3 days ago

Travel Clinical Lab Scientist (CLS) - $2,961 to $3,310 per week in Saint Louis, MO Prime Time Healthcare

Saint Louis, MO

$2,961.40–$3,309.80

As an integral part of our team, you'll collaborate closely with fellow healthcare professionals, ensuring every patient receives the highest level of care possible. Prime Time Healthcare is seeking dynamic individuals like you to join our team in Saint Louis, MO and make a real impact in patient care!

4 days ago

Senior AI Scientist Edward Jones

St. Louis, MO

As part of the AI, Data, and Emerging Technology Lab within Edward Jones (EJ Labs), you’ll help shape how AI is applied across the firm—building reusable products and platforms that power enterprise decision-making. Edward Jones' compensation and benefits package includes medical and prescription drug, dental, vision, voluntary benefits (such as accident, hospital indemnity, and critical illness), short- and long-term disability, basic life, and basic AD&D coverage.

9 days ago

Geospatial Research Scientist Saint Louis University

Saint Louis, MO

The Geospatial Research Scientist or Senior Geospatial Research Scientist leads innovative research initiatives in geospatial science, remote sensing, and GeoAI, applying advanced analytics, machine learning, and image processing techniques to address complex challenges in areas such as greenhouse gas emissions, environmental monitoring, and precision agriculture. Active projects span quantum farming and precision agriculture, remote sensing based nitrogen prescriptions to boost crop productivity, early detection of plant diseases, identification of biological and chemical stressors, carbon accounting, permafrost material chemistry, and development of a global InSAR accuracy model.

30+ days ago

Sr Formulation Scientist Veracity Software Inc

Bridgeton, MO

Quick Apply

Hands-on experience in the formulation, scale-up, and processing of beverages (juices, dairy beverages, energy drinks, etc), frozen dessert products (bases, variegates, coatings, etc), bakery fillings and/or confectionary products is preferred. The Senior Formulation Scientist position, within Flavors R&D team, will leverage scientific training and industrial experience to develop and scale-up new flavor products and systems for the food and beverage market.

30+ days ago

Senior Data Scientist Engineer - SFL Scientific Deloitte

Saint Louis, MO

$128,000–$252,500 / year

Working with a team of interdisciplinary data scientists, engineers, architects, and consultants, our work includes novel areas such as cancer detection, drug discovery, optimizing population health and clinical trials, autonomous systems and edge AI, agentic solutions, and consumer product innovation. From strategy to execution, this team delivers integrated, end-to-end support and advisory services covering valuation modeling, cost optimization, restructuring, business design and transformation, infrastructure and real estate, mergers and acquisitions (M&A), and sustainability.

15 days ago

Data Scientist Engineer - SFL Scientific Deloitte

Saint Louis, MO

$95,600–$188,400 / year

Working with a team of interdisciplinary data scientists, engineers, architects, and consultants, our work includes novel areas such as cancer detection, drug discovery, optimizing population health and clinical trials, autonomous systems and edge AI, agentic solutions and framework design, and consumer product innovation. From strategy to execution, this team delivers integrated, end-to-end support and advisory services covering valuation modeling, cost optimization, restructuring, business design and transformation, infrastructure and real estate, mergers and acquisitions (M&A), and sustainability.

9 days ago

Staff Scientist - Neurosurgery Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

A major component of our work involves large-scale, multicenter research collaborations, including the Consortium for Dural Arteriovenous Fistula Outcomes Research (CONDOR), aimed at understanding disease natural history, treatment outcomes, prognostic factors, and improving clinical decision-making. The screenings will include criminal background check and, as applicable for the position, other background checks, drug screen, an employment and education or licensure/certification verification, physical examination, certain vaccinations and/or governmental registry checks.

14 days ago

Staff Scientist - Nephrology & Kidney Centers Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

The screenings will include criminal background check and, as applicable for the position, other background checks, drug screen, an employment and education or licensure/certification verification, physical examination, certain vaccinations and/or governmental registry checks. If you are unable to use our online application system and would like an accommodation, please email CandidateQuestions@wustl.edu or call the dedicated accommodation inquiry number at 314-935-1149 and leave a voicemail with the nature of your request.

7 days ago

Staff Scientist - Otolaryngology Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

The Peng laboratory has been performing translational studies to dissect molecular mechanisms responsible for the senescence and dysfunction of T cells in the tumor microenvironment from different types of cancers, as well as age-related neurological disorders such as Alzheimer's disease (AD), and then to develop effective strategies for manipulation of T cell fate and function for disease prevention and immunotherapy. The laboratory of Dr. Guangyong Peng in the Departments of Otolaryngology-Head & Neck Surgery, Pathology & Immunology at WashU Medicine has an immediate opening for Staff Scientist position to play an active role in our ongoing studies of tumor immunology, neuroimmunology, and T cell biology.

30+ days ago

Staff Scientist (Clinical Hematopathology) - Pathology & Immunology Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

Key responsibilities include templating and coordinating bone marrow cases, reviewing and assessing flow cytometry results, coordinating ancillary and reference laboratory testing, and serving as a subject matter expert for complex technical and workflow-related troubleshooting. Working closely with hematopathologists, laboratory staff, and clinical providers, this role helps coordinate the day-to-day operations of the section and ensures that complex testing workflows progress efficiently.

30+ days ago

Senior Scientist - Neurology Washington University in St Louis

St. Louis, MO

$63,400–$115,000 / year

Skills: Analytical Problem Solving, Laboratory Instrumentation, Laboratory Processes, Laboratory Techniques, Oral Communications, Teamwork, Working Independently, Written Communication. The screenings will include criminal background check and, as applicable for the position, other background checks, drug screen, an employment and education or licensure/certification verification, physical examination, certain vaccinations and/or governmental registry checks.

30+ days ago

Staff Scientist - Neurology Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

The project studies mouse models of congenital viral infection with 2 goals: 1) to discover mechanisms underlying neurodevelopmental impairments due to congenital infection; and 2) to directly facilitate development of therapeutics to improve outcomes in affected children. The screenings will include criminal background check and, as applicable for the position, other background checks, drug screen, an employment and education or licensure/certification verification, physical examination, certain vaccinations and/or governmental registry checks.

30+ days ago

Senior Support Scientist - Neurology Washington University in St Louis

St. Louis, MO

$55,200–$100,000 / year

Provides a broad range of support for the scientific and research activities of the School of Medicine''s faculty, staff, and students; major areas of focus include providing expertise in the application of spatial technology workflows for slide preparation and analyzing spatial and sequence data, collaborating with investigators on designing novel spatial omics methods, assisting students in applying spatial technology workflows to their work, evaluating and coordinating support and licensing for new resources and tools of interest to the lab; works directly with the lab''s research programs and affiliated core facilities to assist in the development of new information services and resources, and to plan and develop education and training programs; facilitates the collaboration among the lab''s research staff by identifying and effectively communicating potential synergies. Works closely with the lab's research community to identify, design and implement services and programs to support spatial technology workflows through activities such as needs assessments and the evaluation and implementation of new tools and resources.

30+ days ago

Staff Scientist - Gastroenterology (Hepatology) Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

We were among the first groups to establish hepatitis B and hepatitis C virus infection models using stem cell-derived hepatocytes, and we have continued to combine these systems with primary human hepatocytes, CRISPR/Cas9 gene editing, and genetically distinct HBV clones to dissect the host and viral factors that determine infection and persistence. Our long-term goal is to understand the complex interactions between HBV and its host that drive viral persistence and to use these insights to identify new strategies toward a functional cure for chronic hepatitis B, which remains a major global health challenge and an important cause of liver related morbidity and mortality.

30+ days ago

Formulation & Process Development Senior Scientist Virbac Corp

Identify and evaluate new technologies and/or formulation processes Provide technical expertise in collaboration with other functional groups to prepare formulations development plans, to help establish and meet project timelines, prepare laboratory, pilot, and industrial scale batches, and support technology transfer to Industrial operations, for a variety of product dosage forms including, tablets, liquids, powders, chews and others, in compliance with cGMP, FDA and EMA regulations/guidelines. Collaborate with the global product development team to prepare, execute, and evaluate the stability of laboratory-scale, pilot and industrial scale-up batches, to test a variety of product dosage forms including tablets, liquids, powders, soft chews, sustained-release products and others.

30+ days ago

Staff Scientist - Oncology Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

Skills: Analytical Problem Solving, Cancer Biology, Cell Cultures, Cell Sorting, Communication, Computer Literacy, Data Analysis, Data Interpretations, Flow Cytometry, Genomics, Grant Writing, Immunology, Molecular Biology, Mouse Handling, Next Generation Sequencing (NGS), Python (Programming Language), R Programming, Scientific Writing, Supervision, Tissue Processing. Independently performs complex laboratory techniques, including primary cell and cell line culture, multiparameter flow cytometry and cell sorting, DNA/RNA extraction, PCR-based assays, and preparation of samples for next-generation sequencing.

6 days ago

Staff Scientist - Pathology & Immunology Washington University in St Louis

St. Louis, MO

$48,000–$86,900 / year

The position will have a particular emphasis on single-cell RNA sequencing (scRNA-seq), scATAC-seq, bulk transcriptomics/epigenomics and spatial transcriptomics, including 10x Genomics Xenium, with opportunities to work with additional genomic, transcriptomic, proteomic, and imaging-based datasets. Establish and maintain workflows for 10x Genomics (preferably scRNAseq, Xenium, scATAC and multi-ome), smartseq datasets; related experience in image and transcript quality control, cell segmentation assessment, transcript assignment, cell-type annotation, spatial neighborhood analysis, and integration with complementary single-cell datasets.

30+ days ago

Sr. Scientist Inotiv

Saint Louis, Missouri

The senior method development scientist will be a member of the DMPK team and will serve as a subject matter expert for new proposals, evaluating feasibility of LC-MS/MS method development, and troubleshooting challenging methods across a wide variety of species and matrices. Experience, skills, and abilities must include knowledge of contemporary bioanalytical techniques, including wet chemistry separations, liquid chromatography, and mass spectrometric analysis (LC-MS/MS, HRMS), instrument operation, maintenance, and data processing.

30+ days ago

SME Data Scientist Lead Science Applications International Corp

Scott AFB, IL

$140,001–$180,000 / year

Education & Experience: Bachelor's degree in Data Science, Operations Research, Mathematics, Statistics, Computer Science, Systems Engineering, or related technical field, with 10+ years of progressive experience in data science, advanced analytics, or operations research (or Master's degree with 8+ years). BI & Visual Analytics: Proven experience building self-service dashboards and decision-support tools using Microsoft Power BI, Qlik, and/or cloud-native analytics platforms (e.g., Databricks, Palantir).

13 days ago

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Scientist Jobs in O Fallon, IL

Sr. R&D Scientist Branding Iron Holdings

Travel Clinical Lab Scientist (CLS) - $2,961 to $3,310 per week in Saint Louis, MO Prime Time Healthcare

Senior AI Scientist Edward Jones

Geospatial Research Scientist Saint Louis University

Sr Formulation Scientist Veracity Software Inc

Senior Data Scientist Engineer - SFL Scientific Deloitte

Data Scientist Engineer - SFL Scientific Deloitte

Staff Scientist - Neurosurgery Washington University in St Louis

Staff Scientist - Nephrology & Kidney Centers Washington University in St Louis

Staff Scientist - Otolaryngology Washington University in St Louis

Staff Scientist (Clinical Hematopathology) - Pathology & Immunology Washington University in St Louis

Senior Scientist - Neurology Washington University in St Louis

Staff Scientist - Neurology Washington University in St Louis

Senior Support Scientist - Neurology Washington University in St Louis

Staff Scientist - Gastroenterology (Hepatology) Washington University in St Louis

Formulation & Process Development Senior Scientist Virbac Corp

Staff Scientist - Oncology Washington University in St Louis

Staff Scientist - Pathology & Immunology Washington University in St Louis

Sr. Scientist Inotiv

SME Data Scientist Lead Science Applications International Corp

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