• Analytical Scientist

    Actalent (Belleville, IL)
    Analytical Scientist Job Description We are seeking a dedicated Quality Control Scientist to join our team supporting both contract development and ... products and compounded formulations. The ideal candidate will possess strong analytical expertise and extensive experience in pharmaceutical quality systems. PAY -… more
    Actalent (01/07/26)
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  • Senior Scientist - Regulatory Cardiac…

    Eurofins US Network (St. Charles, MO)
    …Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and ... 54 countries. Eurofins companies offer a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin,… more
    Eurofins US Network (01/07/26)
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  • QC Raw Materials Scientist III

    Actalent (St. Louis, MO)
    Job Title: QC Raw Materials Scientist III Job Description We are seeking a dedicated QC Raw Materials Scientist III to act as a Subject Matter Expert for ... safety (EHS) standards. You will conduct compendial GMP testing in an analytical laboratory environment, utilizing a variety of wet chemistry and equipment-based… more
    Actalent (01/06/26)
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  • Senior Scientist

    American Water (Belleville, IL)
    …Water on LinkedIn, Facebook, Twitter and Instagram. _ *Primary Role*_ The Scientist assists in solving complex problems and is responsible for performing research ... initiatives aligned with American Water's water and wastewater business objectives. The Scientist adheres to research standards and the governance framework set by… more
    American Water (12/15/25)
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  • QC Scientist II

    ThermoFisher Scientific (St. Louis, MO)
    …analyses to ensure product quality and safety in our laboratories. As a QC Scientist II, you'll conduct complex analytical testing to support GMP manufacturing ... from early-stage clinical development through commercial release. You'll work with analytical instruments and technologies while making a meaningful impact on… more
    ThermoFisher Scientific (01/01/26)
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  • QC Scientist II

    ThermoFisher Scientific (St. Louis, MO)
    …analyses to ensure product quality and safety in our laboratories. As a QC Scientist II, you'll conduct complex analytical testing to support GMP manufacturing ... from early-stage clinical development through commercial release. You'll work with analytical instruments and technologies while making a meaningful impact on… more
    ThermoFisher Scientific (01/07/26)
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  • QC Scientist III

    ThermoFisher Scientific (St. Louis, MO)
    …mission of making the world healthier, cleaner, and safer. As a QC Scientist III, you'll perform sophisticated analytical testing and provide quality oversight ... development and manufacturing of life-changing therapeutics. You'll conduct complex analytical testing, lead method validations, perform data review, and… more
    ThermoFisher Scientific (01/01/26)
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  • Lead Data Scientist , Strategic Analytics…

    Deloitte (St. Louis, MO)
    …invites you to step into a pivotal role as a Lead Data Scientist . At Deloitte, you'll work alongside a team of accomplished professionals, delivering impactful ... data-driven decisions that drive organizational success. By leveraging advanced analytical techniques and cutting-edge technologies, the team transforms complex data… more
    Deloitte (01/06/26)
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  • QC Scientist I

    ThermoFisher Scientific (St. Louis, MO)
    …will you make an impact:** Join us at Thermo Fisher Scientific as a QC Scientist I to contribute to global health through quality control testing that ensures the ... while following Good Manufacturing Practices (GMP). Working with advanced analytical instruments, you'll conduct testing of raw materials, in-process samples,… more
    ThermoFisher Scientific (01/01/26)
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  • Scientist - Antibody Discovery

    Eurofins US Network (St. Charles, MO)
    …Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and ... than 800 laboratories. Eurofins offers a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin,… more
    Eurofins US Network (12/30/25)
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  • Mass Spectrometry Scientist

    Bayer (Chesterfield, MO)
    …a real difference, there's only one choice.** **Mass Spectrometry Scientist ** **YOUR TASKS AND RESPONSIBILITIES:** + Develop/validate/implement bioanalytical methods ... the following: **Required Qualifications:** + PhD with minimum of 3 years biochemistry/ analytical chemistry experience, or MS with minimum of 5 years relevant… more
    Bayer (12/11/25)
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  • Cell-Based Assay Scientist

    Eurofins US Network (St. Louis, MO)
    …Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and ... 54 countries. Eurofins companies offer a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin,… more
    Eurofins US Network (01/07/26)
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  • Associate Scientist - Antibody Discovery

    Eurofins US Network (St. Charles, MO)
    …Scientific is an international life sciences company, providing a unique range of analytical testing services to clients across multiple industries, to make life and ... than 800 laboratories. Eurofins offers a portfolio of over 200,000 analytical methods to evaluate the safety, identity, composition, authenticity, origin,… more
    Eurofins US Network (12/30/25)
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  • Analytical Chemistry Manager

    Actalent (Maryland Heights, MO)
    …4 analysts responsible for QC release testing, stability studies, and project-based analytical work. + Ensure efficient resource utilization and adherence to project ... + Lead investigations into out-of-specification (OOS) results, deviations, and analytical issues. + Collaborate with Quality Assurance to implement corrective… more
    Actalent (01/06/26)
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  • Lab Tech III

    Veolia North America (Sauget, IL)
    …+ Sample a variety of incoming waste materials and determines proper analytical methods required for compliance in accordance with established guidelines and ... of summarizing data. + Maintain proficiency of troubleshooting and maintenance of analytical equipment and documents in accordance with quality assurance and control… more
    Veolia North America (12/13/25)
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  • Process Engineer I

    ThermoFisher Scientific (St. Louis, MO)
    …DESCRIPTION: Join our team at Thermo Fisher Scientific as a Manufacturing Sciences Scientist I, where you'll contribute to our mission of enabling customers to make ... Biotechnology, or related scientific field * Strong understanding of analytical methods, quality control testing, and documentation practices * Demonstrated… more
    ThermoFisher Scientific (01/07/26)
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  • Advanced Analytics & Data Science Lead - Network…

    The Cigna Group (St. Louis, MO)
    …provider networks. We're looking for a strategic thinker and hands-on data scientist who thrives on solving complex problems and collaborating with diverse partners. ... providers and enable steerage, geo-access, and network adequacy. + Apply advanced analytical techniques to drive improvements in cost, quality, and access across… more
    The Cigna Group (01/08/26)
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  • Senior Benefit Risk Management Lead, Oncology

    Bayer (St. Louis, MO)
    …timely completion of PV assessment activities. This is a senior clinical scientist position with deep expertise in key topics in pharmacovigilance (eg drug-induced ... team. + Technical expertise in pharmacovigilance and clinical safety. + Excellent analytical and problem-solving skills. + Provide effective and relevant review of… more
    Bayer (11/20/25)
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  • Sediment Remediation Practice Lead - Environmental…

    Burns & McDonnell (St. Louis, MO)
    **Description** Burns & McDonnell is seeking an Associate/Principal Engineer, Hydrogeologist, Scientist in a related field to join our successful team of remediation ... working relationships with contractors, co-workers, and other professionals. + Expert analytical and problem-solving skills. + Expert oral and written communication… more
    Burns & McDonnell (10/22/25)
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