Nitrosamine Research Scientist IQVIA Government SolutionNitrosamine Research ScientistSt. Louis, MO$45–$50 / hourFull timeThe Nitrosamine Researcher II will perform pharmaceutical analytical research focused on identifying and quantifying small-molecule impurities, particularly nitrosamines, using LC-MS techniques. The role involves analytical method development and validation, sample analysis, scientific study design, interpretation of impurity formation, and supporting mitigation strategies.
NewLevel II - Medical Lab Scientist - $28-47 per hour BJC HealthCareLevel II - Medical Lab Scientist - $28-47 per hourSaint Louis, MO$28–$47 / hourThe Medical Technologist (MT) or Medical Laboratory Scientist (MLS) II performs specimen processing and routine / complex testing on blood and other specimens which requires a knowledge and understanding of quality control, basic instrument maintenance, and procedure methodologies and reference ranges. Join our Laboratory Team at Barnes-Jewish West County Hospital to be an integral part of delivering precise and reliable laboratory results that impact patient outcomes positively.
NewMedical Laboratory Scientist II - $28-47 per hour BJC HealthCareMedical Laboratory Scientist II - $28-47 per hourValley Park, MO$28–$47 / hourThe Medical Technologist (MT) or Medical Laboratory Scientist (MLS) II performs specimen processing and routine / complex testing on blood and other specimens which requires a knowledge and understanding of quality control, basic instrument maintenance, and procedure methodologies and reference ranges. Louis County, offers a full continuum of medical and surgical services, including heart care, cancer, women and infants, breast health, gastrointestinal, orthopedic, stroke, therapy, wound and pain management services.
NewData Scientist - Mid Level active TS/SCI LeidosData Scientist - Mid Level active TS/SCISt. Louis, MO$59,150–$106,925 / yearIf you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com . July 14, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Senior Scientist - Bursky Public Health Washington University in St LouisSenior Scientist - Bursky Public HealthSt. Louis, MO$63,400–$115,000 / yearSkills: Analytical Thinking, Communication, Data Management, Deadline Management, Ethical Practices, Independent Research, Interdisciplinary Research, Manuscript Development, Multitasking, Oral Communications, Project Management, Reproducible Research, Scientific Writing, Statistical Software, Teamwork, Work Collaboratively, Written Communication. Leads delivery of a designated funded initiative, including coordination of an external advisor network and city and partner stakeholders, management of funder milestones and deliverables across a multi-year award, and primary day-to-day responsibility for the project's scope and timeline.
Senior Data Scientist Engineer - SFL Scientific DeloitteSenior Data Scientist Engineer - SFL ScientificSaint Louis, MO$128,000–$252,500 / yearWorking 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.
Data Scientist eCommerce Search TalteamData Scientist eCommerce SearchSt. Louis, MOAs a Data Scientist – eCommerce Search, you will play pivotal role in building the next generation of intelligent, high-performing search experiences for our global eCommerce platforms (e.g., sigmaaldrich.com and sigmaaldrich.cn) and build new features and components in our evolving platform, helping to embrace with search metrics, dashboards, model fine tuning. • Machine Learning Model Development: Design, train, and evaluate ranking models (learning-to-rank, neural networks, embedding-based approaches) to optimize search relevance and personalization.
Workforce Planning Data Scientist - Remote CBRE Group IncWorkforce Planning Data Scientist - RemoteSt. Louis, MORemoteAbout the Role: The Workforce Planning Data Scientist will turn complex recruiting, staffing, workforce, and operational data into clear insights that enable better and faster business decisions. What You'll Need: Bachelor's Degree preferred with 5 plus years of relevant experience in talent acquisition analytics, workforce planning, or people analytics.
Senior Conjugation Scientist Ultimate Staffing ServicesSenior Conjugation ScientistFenton, Missouri$85,000–$125,000As a Senior Conjugation Scientist, you'll serve as a technical leader responsible for developing, optimizing, and scaling bioconjugation processes for fluorescent, enzymatic, and specialty-labeled proteins. This is an exciting opportunity for an experienced scientist to play a key role in developing and scaling cutting-edge bioconjugation processes that support research, diagnostic, and commercial applications worldwide.
Senior Scientist, (NPD&O) Ultimate Staffing ServicesSenior Scientist, (NPD&O)Fenton, Missouri$43–$60 / hourAs a key member of our scientific team, you'll lead upstream process development initiatives, drive operational improvements, and collaborate with cross-functional teams to bring innovative biotechnological products from development to production. In this highly visible role, you'll serve as a technical leader responsible for advancing upstream process development and ensuring scalable, efficient, and reproducible production processes.
Data Scientist Bunge LTDData ScientistChesterfield, MOThis role is crucial for developing sophisticated predictive models that inform our understanding and forecasting of global commodity market dynamics, including crop production, pricing trends, and customer behavior, thereby advancing our economic research functions worldwide. Translate complex business problems into data-driven analytics and machine learning tasks, then design, develop, and swiftly deploy high-performance, resilient predictive models using a range of machine learning, statistical, and econometric techniques.
QC Scientist- Chemical Manufacturing Steris PlcQC Scientist- Chemical ManufacturingSt. Louis, MO$72,675–$92,862.50 / yearThe QC Scientist leads non conformances, complaint and CAPA investigations, supplier quality improvement efforts, manufacturing and process control improvements, and product and service quality enhancements through the application of statistical methods and established quality principles. This position is responsible for generating quality control initiatives with minimal supervision including developing test methods and troubleshooting lab and product issues in accordance with the requirements for ISO, FDA QSR, and STERIS policies.
Scientist I Steris PlcScientist ISt. Louis, MO$68,000–$95,000 / yearThis role designs and executes laboratory studies, analyzes technical data, supports troubleshooting and validation activities, and partners with R&D, Quality, Regulatory, Operations, Procurement, and external suppliers to advance assigned projects from assessment through implementation. This Scientist I will work with a cross-functional team to ensure the timely evaluation, qualification, and implementation of second-source materials, suppliers, and related scientific solutions that support business continuity, product quality, regulatory compliance, and Customer requirements.
Data Scientist Sr. Manager - Consumer Markets PricewaterhouseCoopers LLPData Scientist Sr. Manager - Consumer MarketsSt. Louis, MO$91,000–$321,500 / yearPreference for at least one of the following fields of study: Accounting, Analytics/Data Science, Biology/Biomedical Sciences, Business Administration/Management, Computer Science/Information Systems, Economics, Engineering, Finance, Financial Mathematics/Quantitative Finance, Health Administration/Public Health, Mathematics/Statistics, Operations/Supply Chain, Project/Technology Management, Risk Management/Insurance, Science. PwC does not intend to hire experienced or entry level job seekers who will need, now or in the future, PwC sponsorship through the H-1B lottery, except as set forth within the following policy: https://pwc.to/H-1B-Lottery-Policy .
Senior Data Scientist - SFL Scientific Deloitte Touche Tohmatsu LtdSenior Data Scientist - SFL ScientificSt. Louis, MO$128,000–$252,500 / yearWorking 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.
Formulation & Process Development Senior Scientist Virbac CorpFormulation & Process Development Senior ScientistMOIdentify 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.
Senior Scientist - Neurology Washington University in St LouisSenior Scientist - NeurologySt. Louis, MO$63,400–$115,000 / yearSkills: 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.
Senior Support Scientist - Neurology Washington University in St LouisSenior Support Scientist - NeurologySt. Louis, MO$55,200–$100,000 / yearProvides 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.
Staff Scientist - Oncology Washington University in St LouisStaff Scientist - OncologySt. Louis, MO$48,000–$86,900 / yearUsing classical immunologic techniques, novel genomic interrogations and advanced genome and protein engineering, we aim to use a detailed understanding of the molecular circuitry driven by CARs and other synthetic antigen receptors to design improved immunotherapies. 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.
Staff Scientist - Anesthesiology Washington University in St LouisStaff Scientist - AnesthesiologySt. Louis, MO$48,000–$86,900 / yearConduct and supervise behavioral experiments using advanced techniques including fiber photometry, optogenetics, and chemo genetics to measure and manipulate neural activity during stress-coping paradigms; maintain detailed, organized experimental records and databases. Primary Duties & Responsibilities: In collaboration with the Principal Investigator, design and develop research protocols for behavioral neuroscience studies in rodent models, including experimental design, data collection procedures, and quality assurance frameworks for data management.