• Schrdinger (San Diego, CA)
    We're looking to hire a ** Senior Principal Scientist ** or **Director of Medicinal Chemistry** to join us in our mission to discover and develop drugs that ... qualifications. **Who will love this job:** + A passionate scientist with a robust background in structure-based drug design...that include healthcare (with dental and vision), a 401k, pre -tax commuter benefits, a flexible work schedule, and a… more
    DirectEmployers Association (10/11/25)
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  • Mission Support and Test Services (Mercury, NV)
    …and development? Mission Support and Test Services, LLC (MSTS) is seeking a full-time Senior Scientist to work as part of a multidisciplinary team to provide ... & Operations (SEO) organization is looking for a highly motivated Scientist to collaborate in design, development, characterization, and fielding of Pulse… more
    DirectEmployers Association (10/01/25)
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  • Senior Principal Scientist

    Pfizer (San Diego County, CA)
    **ROLE SUMMARY** This Senior Principal Scientist position will be a strong scientific and leadership role within the Early Formulation Science and Drug ... design, dosage form design, solid form strategy, and biopharmaceutics aspects of pre -clinical and clinical candidate development. The role will also focus on… more
    Pfizer (11/19/25)
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  • Principal Scientist / Senior

    Bristol Myers Squibb (New Brunswick, NJ)
    …are uncommon in scale and scope. **Job Description:** As a Principal or Senior Principal Scientist in the Drug Product Development - Materials Science ... at the Principal Scientist or Senior Principal Scientist level. Candidates...problem-solving skills with a strong background in biopharmaceutics and pre -formulation are required. + Hands-on experience in laboratory experimentation… more
    Bristol Myers Squibb (11/07/25)
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  • Senior Principal Scientist

    J&J Family of Companies (Malvern, PA)
    …https://www.jnj.com/innovative-medicine **We are searching for the best talent for a** ** Senior Principal Scientist (Modeling), BioTherapeutics Process ... and accomplished individual to join the API Upstream Process Development team as a Senior Principal Scientist . You will lead development and implementation… more
    J&J Family of Companies (11/18/25)
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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 ... Area Lead in Translational Medicine. **Primary responsibilities for the Senior Principal Scientist include the...as a result of an agency referral where no pre -existing agreement is in place. Where agency agreements are… more
    Merck (11/12/25)
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  • Senior Principal Scientist

    J&J Family of Companies (Spring House, PA)
    …Johnson & Johnson Innovative Medicine R&D is recruiting for a Senior Principal Scientist , Nonclinical Submissions Writer. This ... role and can be located in Spring House, PA or San Diego, CA. The Senior Principal Scientist , Nonclinical Submissions Writer, within the Preclinical Sciences… more
    J&J Family of Companies (11/07/25)
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  • Senior Principal Scientist

    Merck (Rahway, NJ)
    …downstream bioprocessing to join Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist . BPR&D within Research Laboratories is ... publish and engage with the scientific community to influence the field. As a Senior Principal Scientist , you will drive various strategic initiatives and… more
    Merck (11/05/25)
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  • Senior Principal Scientist

    Merck (North Wales, PA)
    …and applying rigorous scientific and ethical standards. The Senior Director ( Senior Principal Scientist ) has primary responsibility for the planning ... the Senior Director May Be Responsible For:** + Evaluating pre -clinical and translational work for the purpose of generating early clinical development… more
    Merck (11/19/25)
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  • Senior Scientist / Principal

    Lilly (Indianapolis, IN)
    …vehicles. We are seeking a highly motivated candidate for the position of Senior / Principal Scientist , Biologics Drug Product Development, located in Lilly ... Indianapolis **Position Summary:** This position is responsible for conducting pre -formulation characterization, formulation of parenteral and novel delivery systems,… more
    Lilly (11/19/25)
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  • Senior Principal Scientist

    Merck (North Wales, PA)
    **Job Description** The Senior Director (Sr. Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research ... in Immunology. With a focus on late-stage development, the Senior Clinical Director will manage the entire cycle of...Senior Director May Be Responsible For:** + Evaluating pre -clinical and translational work for the purpose of generating… more
    Merck (11/08/25)
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  • Senior Principal Scientist

    Merck (West Point, PA)
    **Job Description** **Sr. Principal Scientist - Device Technical and Engineering Lead (Sr. Director Equivalent)** Our company's Device Product & Process ... and influence clinical and commercial combination product development and launches. ** Principal Responsibilities:** + Lead and set direction for the device… more
    Merck (11/18/25)
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  • Senior / Principal Diagnostic…

    Sandia National Laboratories (Albuquerque, NM)
    …and Experimental Systems group is seeking a highly motivated and innovative scientist to lead the development of advanced x-ray imaging and spectroscopy ... for 1 to 100 keV x-rays. + Experience as principal investigator for experimental campaigns on small-scale, university HED...Clearance: Sandia is required by DOE to conduct a pre -employment drug test and background review that includes checks… more
    Sandia National Laboratories (11/18/25)
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  • Senior Principal Scientist

    Lilly (Indianapolis, IN)
    …bring the next generation of life-changing medicines to patients. **Position Summary:** The Senior Principal Scientist , Analytical Chemistry, will join a ... development of synthetic drug substances and drug products from the pre -clinical phase through commercialization. Our scientists and engineers develop innovative… more
    Lilly (08/30/25)
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  • Senior / Principal Data…

    Sandia National Laboratories (Albuquerque, NM)
    …a DOE Q clearance Qualifications We Desire: The ideal R&D S&E Data Scientist candidate for Sandia National Laboratories will in addition possess the following: + ... any time. Security Clearance: Sandia is required by DOE to conduct a pre -employment drug test and background review that includes checks of personal references,… more
    Sandia National Laboratories (11/14/25)
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  • Principal Scientist

    ZOLL Medical Corporation (Chelmsford, MA)
    …our team. It's a great time to be a part of ZOLL!Job SummaryThe Principal Scientist is responsible for planning, managing, analyzing, and presenting results of ... pre - clinical and clinical experiments and studies in a largely self-directed manner. The Principal Scientist will serve as a mentor to Research Scientists… more
    ZOLL Medical Corporation (10/07/25)
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  • Principal Research Scientist I,…

    AbbVie (Irvine, CA)
    …Instagram, YouTube, LinkedIn and Tik Tok (https://www.tiktok.com/@abbvie) . Job Description The Principal Scientist I in the Tissue Materials Science group is ... his/her/their own project and contribute scientific insights into multiple other projects. The Principal Research Scientist I may mentor/supervise a team of one… more
    AbbVie (09/23/25)
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  • Senior Principal Scientist

    Merck (North Wales, PA)
    …hired by our company as a result of an agency referral where no pre -existing agreement is in place. Where agency agreements are in place, introductions are position ... specific. Please, no phone calls or emails. **Employee Status:** Regular **Relocation:** Domestic **VISA Sponsorship:** No **Travel Requirements:** 10% **Flexible Work Arrangements:** Hybrid **Shift:** Not Indicated **Valid Driving License:** No **Hazardous… more
    Merck (11/15/25)
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  • Principal Applied Scientist

    Amazon (Arlington, VA)
    Description The Sponsored Products (SP) team is looking for a Principal Scientist to help our millions of shoppers intuitively navigate our vast inventory by ... and break fresh ground in product and technical innovations every day! As a Principal Scientist in Sponsored Products, you will have deep subject matter… more
    Amazon (10/08/25)
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  • Principal Scientist , Drug Discovery

    Merck (Rahway, NJ)
    **Job Description** The Principal Scientist , Drug Discovery in our Research and Development Department will be responsible for identifying new molecular entities ... up to the development stage. She/he/they will interface with researchers and senior management throughout the organization as well as external partners and operate… more
    Merck (10/10/25)
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