• Merck & Co. (North Wales, PA)
    …technology and applying rigorous scientific and ethical standards.The Senior Director ( Senior Principal Scientist ) has primary responsibility for the ... trials and will interact externally with key opinion leaders. Specifically, the Senior Director May Be Responsible For: Evaluating pre -clinical and translational… more
    HireLifeScience (11/19/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionSr. Principal Scientist - Device Technical and Engineering Lead (Sr. Director Equivalent)Our company's Device Product & Process Development (DPPD) ... and influence clinical and commercial combination product development and launches. Principal Responsibilities:Lead and set direction for the device development… more
    HireLifeScience (11/18/25)
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  • Merck & Co. (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: RegularRelocation:DomesticVISA Sponsorship:No Travel Requirements: 10%Flexible Work Arrangements:HybridShift:Not IndicatedValid Driving License:NoHazardous Material(s):n/aJob Posting End… more
    HireLifeScience (11/14/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionThe Principal Scientist , Drug Discovery in our Research and Development Department will be responsible for identifying new molecular entities and ... 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
    HireLifeScience (11/13/25)
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  • Merck & Co. (Rahway, NJ)
    …areas and routes of administration, including inhalation, implantation, and injection.The Associate Principal Scientist will lead the definition and execution of ... the clinical instruction(s) and commercial market approval(s) of combination products. Principal ResponsibilitiesLead, set direction, align with key stakeholders, and… more
    HireLifeScience (11/13/25)
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  • Merck & Co. (Rahway, NJ)
    …& Development, Cell Based Sciences in Rahway, NJ is seeking a motivated senior level scientist with extensive experience in biologics potency assays. More ... 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… more
    HireLifeScience (10/24/25)
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  • 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 (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 (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 (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 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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