• Principal Scientist , Process

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

    Leidos (San Diego, CA)
    …Information and Data Science Division is seeking a Principal Research Scientist - Computational Design and Manufacturing , to help lead strategic solution ... **Description** Are you a motivated Research Scientist specializing in Computational Design and Manufacturing...payment-related information during any part of the employment application process (ie, ask you for money), nor will Leidos… more
    Leidos (12/03/25)
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  • Principal Scientist , Nasal Sprays

    Kelly Services (South San Francisco, CA)
    Kelly(R) Science & Clinical is seeking a Principal Scientist for a **remote** direct hire opportunity with one of our clients, a neuroscience-focused ... at Hiring Experts. **Workplace: Remote (US)** **Pay:** 160,000-190,000/year **Position title:** Principal Scientist , Nasal Sprays **Position type:** Direct hire… more
    Kelly Services (11/21/25)
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  • Senior Principal Scientist

    Merck (San Francisco, CA)
    …to ensure timely and equitable access to our medicines. The Senior Principal Scientist has primary responsibility for protocol development and medical/scientific ... leadership through interaction with key scientific leaders. **Specifically, the Senior Principal Scientist is responsible for:** + Planning clinical trials… more
    Merck (12/02/25)
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  • Principal Scientist , Biologics…

    Gilead Sciences, Inc. (Foster City, CA)
    …Gilead and help create possible, together. **Job Description** The Principal Scientist , Biologics Pivotal Formulation and Process Development role is part of ... and serve as drug product leads on PDM (Pharmaceutical Development & Manufacturing ) project teams. S/he will have opportunities for career growth through acquisition… more
    Gilead Sciences, Inc. (11/19/25)
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  • Principal Scientist I

    Genentech (Pleasanton, CA)
    …better tomorrow. **The Opportunity** We are seeking a highly motivated and innovative Principal Scientist to join our Molecular Diagnostics R&D team in ... shape the future of molecular diagnostics at Roche. **Your Role and Responsibilities** As a Principal Scientist , you will lead from the bench and be a key… more
    Genentech (12/11/25)
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  • Senior Principal Scientist

    Merck (South San Francisco, CA)
    **Job Description** **Senior Principal Scientist Translational Medicine, Immunology** Translational Medicine in our Research & Development Division is ... Therapeutic Area Lead in Translational Medicine. **Primary responsibilities for the Senior Principal Scientist include the following:** + Key member of an… more
    Merck (12/03/25)
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  • Associate Principal Scientist

    Merck (South San Francisco, CA)
    …seeking an exceptional and experienced scientist in the role of Associate Principal Scientist in the South San Francisco Discovery Biologics group. The ... qualified candidate will be a scientist with a breadth and depth of expertise in immunization-based antibody discovery, including but not limited to expertise in… more
    Merck (12/12/25)
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  • Associate Principal Scientist

    Merck (South San Francisco, CA)
    …Pharmacokinetics, Dynamics, Metabolism and Bioanalytics (PDMB) group is seeking an Associate Principal Scientist to contribute to our Company's biologics, drug ... conjugates, and novel modality discovery and development pipeline. The Associate Principal Scientist will be primarily discovery team-facing and is expected to… more
    Merck (12/04/25)
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  • Technical Development Principal

    Genentech (South San Francisco, CA)
    …develop safe, innovative and effective drugs using cutting edge technologies for manufacturing process (Drug Substance and Drug Product), clinical supply, ... **The Opportunity** We are seeking a highly motivated and accomplished bio-conjugation scientist to join our team within Purification Development. This is an… more
    Genentech (12/10/25)
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  • Senior Principal Scientist

    Merck (South San Francisco, CA)
    **Job Description** The Senior Director (Sr. Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research ... group of experts in commercialization, regulatory affairs, statistics, and manufacturing to manage clinical development projects; and assist the Executive… more
    Merck (12/02/25)
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  • Principal Scientist , Quality…

    Gilead Sciences, Inc. (Foster City, CA)
    …their aspirations. Join Gilead and help create possible, together. **Job Description** The Principal Scientist , Quality Control (QC) Lead will be responsible for ... Develop and maintain phase-appropriate QC strategies and processes to support manufacturing and regulatory submissions + Responsible for the management and approval… more
    Gilead Sciences, Inc. (11/05/25)
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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 ... for the progression of clinical candidate selection including Safety Assessment, Process Research, Medicinal Chemistry, Analytical Chemistry, and Drug Metabolism and… more
    Merck (12/03/25)
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  • Associate Principal Scientist

    Merck (South San Francisco, CA)
    …Enabling Capabilities (Analytical R&D) is seeking applicants for an Associate Principal Scientist position available at our research laboratories located ... inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here (https://survey.sogosurvey.com/r/aCdfqL)… more
    Merck (12/02/25)
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  • Principal Scientist , Respiratory…

    Merck (South San Francisco, CA)
    **Job Description** We are seeking an experienced scientist to join our team and drive innovation in respiratory medicine. The ideal candidate will bring deep ... inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here (https://survey.sogosurvey.com/r/aCdfqL)… more
    Merck (12/05/25)
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  • Sr Formulations Scientist III - Valent USA…

    Valent BioSciences (San Ramon, CA)
    …and principles to achieve objectives in creative and effective ways. Principal Responsibilities: + Use expert knowledge to independently plan, execute, and/or ... Chain, and production facility personnel. Provide technical support services to Manufacturing , Product Development Managers, Marketing, and Sales to solve technical… more
    Valent BioSciences (11/20/25)
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  • Life Science Research Professional 2

    Stanford University (Stanford, CA)
    …the world of health care in the cancer arena. Reporting to a Senior Research Scientist , the LSRP2 will be conversant in the goals, mission and priorities of the ... Make recommendations on experimental design and/or research direction to principal investigator. + Independently conduct complex (lab and/or field) experiments… more
    Stanford University (12/08/25)
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