• Merck & Co. (Rahway, NJ)
    Job Description Associate Principal Scientist - Continuous & Expression Technologies in Large Molecule Downstream Processing - The Continuous & Expression ... biologics and vaccine arenas. Specifically, CET is seeking an Associate Principal Scientist specializing in bioprocessing purification technologies for multiple… more
    HireLifeScience (12/20/25)
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  • Merck & Co. (Rahway, NJ)
    …to join Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist .BPR&D within Research Laboratories is committed to rapidly delivering ... the scientific community to influence the field.As a Senior Principal Scientist , you will drive various strategic...or BS with 14+ years of industry experience in Chemical /Biochemical Engineering or a related field.Required Experience,… more
    HireLifeScience (12/18/25)
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  • Merck & Co. (South San Francisco, CA)
    …Sciences (DPS) group based in South San Francisco, CA is seeking an Principal Scientist with small molecule and peptide experience.DPS is a multi-disciplinary ... compounds and their delivery routes the candidate must develop physical and chemical methods (XRD, TGA, DSC, DVS, HPLC, HP-SEC, DLS, microscopy, etc.). Innovation… more
    HireLifeScience (12/03/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionThe Microbial Process Operations (MPO) Team is seeking a Senior Principal Scientist with expertise in microbial process development for the ... orBachelor's degree with 20+ years of relevant industry experience in chemical engineering , bioengineering, biological sciences, or related fields. Requirements:… more
    HireLifeScience (12/06/25)
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  • Senior / Principal Scientist

    Boehringer Ingelheim (Ridgefield, CT)
    …**Requirements for Principal Scientist :** * Ph.D. Degree in Chemical Engineering , Organic Chemistry, Pharmaceutical Science, Polymer Science or related ... **Description** Boehringer Ingelheim is currently seeking a Senior or Principal Scientist to support our Material and...for Senior Scientist :** * Ph.D. Degree in Chemical Engineering , Organic Chemistry, Pharmaceutical Science, Polymer… more
    Boehringer Ingelheim (11/20/25)
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  • Principal Scientist

    Merck (West Point, PA)
    **Job Description** ** Principal Scientist , Biologics, Sterile Drug Product Commercialization** As part of Our Company's Manufacturing Division, the Sterile Drug ... and pharmaceutical products and combination products. We are seeking an experienced Principal Scientist to advance and commercialize biologics and vaccines… more
    Merck (12/10/25)
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  • Senior Environmental Scientist

    Metropolitan Council (St. Paul, MN)
    Senior Environmental Scientist OR Principal Environmental Scientist Print (https://www.governmentjobs.com/careers/metrocouncil/jobs/newprint/5164592) Apply  ... Senior Environmental Scientist OR Principal Environmental Scientist Salary $85,987.20 - $139,526.40...and regulatory obligations; and working directly with plant operations, engineering , and field staff to build compliance into daily… more
    Metropolitan Council (12/11/25)
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  • Principal Scientist

    ADM (Decatur, IL)
    …in carbohydrate materials and engineering ? We are seeking an exceptional Principal Scientist to drive cutting-edge research, development, and engineering ... **102923BR** **Job Title:** Principal Scientist - Decatur, IL **Department/Function:**...handling and equipment operation. **Qualifications** **Education:** + PhD or Chemical Engineering , Materials Engineering , Organic… more
    ADM (10/29/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    **Job Description** **Associate Principal Scientist - Continuous & Expression Technologies in Large Molecule Downstream Processing** The Continuous & Expression ... biologics and vaccine arenas. Specifically, CET is seeking an Associate Principal Scientist specializing in bioprocessing purification technologies for multiple… more
    Merck (12/20/25)
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  • Principal Scientist - Clinical…

    Amgen (South San Francisco, CA)
    …Join us and transform the lives of patients while transforming your career. ** Principal Scientist - Clinical Pharmacology, Modeling & Simulation** **What you ... Modeling & Simulation Department at Amgen is seeking a Principal Scientist . In this vital role, you...PhD (in Pharmacokinetics or Pharmaceutical Sciences or Pharmacology or Chemical Engineering or equivalent professional degrees eg… more
    Amgen (12/21/25)
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  • Principal Scientist , Process…

    Herbalife (Torrance, CA)
    Principal Scientist , Process & Manufacturing Excellence Category: Research & Development Position Type: Regular Full-Time External ID: 18351 Location: Torrance, ... **THE ROLE:** We are seeking a strategic, highly experienced and innovative Principal Scientist to lead process and manufacturing excellence initiatives within… more
    Herbalife (12/13/25)
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  • Associate Principal Scientist

    Merck (West Point, PA)
    **Job Description** **Associate Principal Scientist - Downstream Vaccines and Advanced Biotechnologies Process R&D** Vaccines and Advanced Biotechnologies (VAX) ... are seeking an innovative, highly motivated, and experienced Associate Principal Scientist to join us at our...PhD in engineering or biological sciences + Engineering : Chemical Engineering , Bioengineering, Biomedical… more
    Merck (11/26/25)
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  • Senior Principal Scientist

    Merck (Rahway, NJ)
    …to join Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist . BPR&D within Research Laboratories is committed to rapidly ... scientific community to influence the field. As a Senior Principal Scientist , you will drive various strategic...or BS with 14+ years of industry experience in Chemical /Biochemical Engineering or a related field. **Required… more
    Merck (12/18/25)
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  • Principal Scientist

    J&J Family of Companies (Malvern, PA)
    …Johnson & Johnson Innovative Medicine R&D is recruiting for a Principal Scientist , Biopharmaceutics. This position is a hybrid role ... and will be located in Malvern, PA. We are seeking a highly motivated Principal Scientist to join the Biopharmaceutics team within the Drug Product Development… more
    J&J Family of Companies (12/19/25)
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  • Principal Scientist , Complex Fluids…

    Vantage Specialty Chemicals (Warren, NJ)
    …Summary** Vantage Specialty Chemicals is seeking a highly skilled and results-driven ** Principal Scientist , Complex Fluids & Surfaces** to lead a critical ... and industrial markets, including Personal Care, Food, and Surface Treatment. The Principal Scientist is a recognized technical authority responsible for… more
    Vantage Specialty Chemicals (12/17/25)
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  • Principal Scientist - ADC,…

    Lotte Biologics USA LLC (Syracuse, NY)
    …deliver benefits for patients worldwide. Position Summary The Purification Development Principal Scientist , Process Development will report into the Development ... organization. The primary role of the Principal Scientist is to lead the design...Education & Experience Degree in Biology, Chemistry, Biochemical or Chemical Engineering , or equivalent area of related… more
    Lotte Biologics USA LLC (12/07/25)
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  • Principal Scientist , Preclinical…

    Merck (South San Francisco, CA)
    …Pharmaceutical Sciences (DPS) group based in South San Francisco, CA is seeking an Principal Scientist with small molecule and peptide experience. DPS is a ... compounds and their delivery routes the candidate must develop physical and chemical methods (XRD, TGA, DSC, DVS, HPLC, HP-SEC, DLS, microscopy, etc.). Innovation… more
    Merck (12/03/25)
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  • Associate Principal Scientist , Data…

    dsm-firmenich (Princeton, NJ)
    **Associate Principal Scientist , Data Science** **Location: Princeton, NJ** We are seeking a highly skilled data scientist specialized in Formulation ... **You Bring:** + Ph.D., master's degree or similar experience in Physics, Chemistry, Engineering , Structural Biology, Computer Science, AI, or a related field. + 3-7… more
    dsm-firmenich (12/25/25)
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  • Principal Research Scientist Late…

    AbbVie (Mettawa, IL)
    …should possess an advanced degree in pharmaceutical sciences, chemistry, or chemical engineering with a strong understanding of crystallography, polymorphism, ... and expertise in solid state and materials characterization for a Principal Research Scientist I position. This person will make key contributions to late-stage… more
    AbbVie (12/20/25)
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  • Principal Research Scientist

    AbbVie (Irvine, CA)
    …typically 6+ years of experience in Pharmaceutical Sciences, Quantitative Pharmacology, Biomedical/ Chemical Engineering , Pharmacometrics or related field, + 2+ ... and publication of scientific information in patents and manuscripts. The Principal Research Scientist - Modeling and Simulation is an onsite role based out… more
    AbbVie (12/10/25)
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