• Merck & Co. (South San Francisco, CA)
    Job DescriptionThe Senior Director (Sr. Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research ... investigational compounds in Immunology. With a focus on late-stage development, the Senior Clinical Director will manage the entire cycle of clinical more
    HireLifeScience (11/22/25)
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  • Merck & Co. (South San Francisco, CA)
    Job DescriptionThe Clinical Director ( Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research ... in commercialization, regulatory affairs, statistics, and manufacturing to manage clinical development projectsAssist the Senior Director, Associate… more
    HireLifeScience (11/22/25)
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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 ... investigational compounds in Immunology. With a focus on late-stage development, the Senior Clinical Director will manage the entire cycle of clinical more
    Merck (11/22/25)
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  • Senior / Principal Scientist

    Genentech (South San Francisco, CA)
    …Ph.D. level Senior Scientist , Principal Scientist , or Senior Principal Scientist who is driven to use cutting edge modeling approaches ... to advance the clinical development of novel drug candidates to join our...Principal Scientist ), or 7+ years (for Senior Principal Scientist ) of industry,… more
    Genentech (09/30/25)
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  • Senior Principal Scientist

    Genentech (South San Francisco, CA)
    …**The Opportunity** We are seeking a highly motivated and experienced Medicinal Chemist ( Senior Principal Scientist ) to join our innovative research and ... proven leader, responsible for optimizing and advancing novel peptide therapeutics into clinical development. You will lead the Medicinal Chemistry efforts for a… more
    Genentech (11/06/25)
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  • Technical Development Senior

    Genentech (South San Francisco, CA)
    …(molecular assessment) through post product launch. **The Opportunity** A Technical Development Senior Principal Scientist position is available in ... control scientists in support of the CMC deliverables for protein-based clinical development candidates. Additionally, they will represent Analytical Development and… more
    Genentech (09/17/25)
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  • Principal Scientist

    Merck (South San Francisco, CA)
    **Job Description** The ** Clinical Director ( Principal Scientist )** has primary responsibility for the strategic planning and directing clinical research ... experts in commercialization, regulatory affairs, statistics, and manufacturing to manage clinical development projects + Assist the Senior Director, Associate… more
    Merck (11/22/25)
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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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  • Principal II Scientist , Applied…

    Roche (Santa Clara, CA)
    …Our Systems Technology Group, a part of Roche Sequencing Solutions, is seeking a Principal II Scientist to lead our applied chemistry efforts. This is a ... sequencing simple and accessible enough for routine use. By accelerating clinical research, streamlining workflows, and expanding assay menus, we are broadening… more
    Roche (10/06/25)
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  • Principal Scientist , Oncology…

    Gilead Sciences, Inc. (Foster City, CA)
    …together. **Position Overview:** We are seeking a highly motivated and creative Principal Scientist to support Gilead's growing Oncology targeted large molecule ... portfolio. The successful candidate will be an integral senior member of a high performing research team dedicated...of T cell engagers and resistance mechanisms through innovative pre- clinical model development and analysis. In this role, the… more
    Gilead Sciences, Inc. (09/11/25)
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