• Schrdinger (Cambridge, MA)
    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 ... candidate's experience and qualifications. **Who will love this job:** + A passionate scientist with a robust background in structure-based drug design + A team… more
    DirectEmployers Association (10/11/25)
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  • Schrdinger (Cambridge, MA)
    We're looking to hire a ** Principal Scientist in Medicinal Chemistry** to join us in our mission to discover and develop drugs that improve human health through ... candidate's experience and qualifications. **Who will love this job:** + A passionate scientist with a robust background in structure-based drug design + A team… more
    DirectEmployers Association (10/11/25)
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  • Merck & Co. (Boston, MA)
    …Policy to ensure timely and equitable access to our medicines.The Senior Principal Scientist has primary responsibility for protocol development and ... leadership through interaction with key scientific leaders.Specifically, the Senior Principal Scientist is responsible for:Planning clinical trials (design,… more
    HireLifeScience (11/22/25)
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  • Merck & Co. (Boston, MA)
    Job DescriptionThe Clinical Director ( Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research activities ... involving investigational compounds in Immunology. With a focus on late-stage development, the Clinical Director will manage the entire cycle of clinical development, including determination of appropriate disease indications to pursue and subsequent study… more
    HireLifeScience (11/22/25)
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  • Parexel (Boston, MA)
    We are looking to fill a ** Principal Scientist I or II - Synthetic Chemist** position working as **a full-time employee of Parexel FSP on long-term remote ... necessary. **Qualifications** + Education: Degree in chemistry, or a related discipline + Principal Scientist 1: PhD or MS with 3+ years of experience, or BS… more
    DirectEmployers Association (11/19/25)
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  • Merck & Co. (Boston, MA)
    …include (but are not limited to): Horizon scanning, developing, and managing strategic partnerships to accelerate and generate insights that inform healthcare ... Job DescriptionIn BARDS (Biostatistics and Research Decision Sciences), a distinguished department within our company's renowned Research and Development division, quantitative scientists, in partnership with other subject matter experts, apply state-of-the… more
    HireLifeScience (11/22/25)
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  • Merck & Co. (Boston, MA)
    Job DescriptionThe Senior Director (Sr. Principal Scientist ) has primary responsibility for the planning and directing clinical research activities involving new ... or marketed medicines in the Atherosclerosis section of the Atherosclerosis & Metabolism therapeutic area. Our company's Atherosclerosis & Metabolism medicines span all phases of clinical development (pre-clinical to post-licensure). The Senior Director will… more
    HireLifeScience (11/22/25)
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  • FM (Norwood, MA)
    …be used for the prevention or control of industrial property loss. The principal responsibilities are to carry out research projects in the areas of flammability, ... fire spread, and heat transfer in fires from solid combustible as well as Lithium-ion batteries. Key areas of research include understanding of fire behavior at the medium and large scales via bench-scale experiments and theoretical models on material… more
    DirectEmployers Association (09/21/25)
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  • Senior Principal Scientist

    Merck (Boston, MA)
    …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 (11/22/25)
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  • Principal Scientist - High…

    Bayer (Cambridge, MA)
    …brilliant and diverse minds to make a real difference, there's only one choice.** ** Principal Scientist - High sensitivity and Spatial LCMS omics** Bayer has an ... opening for a Principal Scientist to join our Translational Sciences team for Cardiovascular, Renal, and Immunology therapeutic areas. The position is located at… more
    Bayer (11/25/25)
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  • Associate Principal Scientist

    Bayer (Cambridge, MA)
    …and diverse minds to make a real difference, there's only one choice.** **Associate Principal Scientist , Complex in Vitro Expert CVRI** Bayer has an opening for ... an Associate Principal Scientist to join our Cardiovascular-Renal In Vitro Research group based at the Bayer Innovation Campus at the heart of Kendall Square in… more
    Bayer (11/20/25)
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  • Senior Principal Scientist , ADC…

    Bristol Myers Squibb (Cambridge, MA)
    …play a pivotal role in advancing next-generation oncology therapeutics. As a Senior Principal Scientist , you will lead innovative projects from concept to ... linkers is preferred. **Position Responsibilities:** In the role as a Senior Principal Scientist within the ADC Discovery Biology team, the ideal candidate will:… more
    Bristol Myers Squibb (11/24/25)
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  • Principal Scientist - Rare Metabolic…

    Sanofi Group (Cambridge, MA)
    **Job Title:** Principal Scientist - Rare Metabolic and Neurological Diseases **Location:** Cambridge, MA **About the Job** Join the engine of Sanofi's mission - ... impossible into possible for millions. We are seeking a highly motivated Principal Scientist to drive innovation across our rare disease pipeline. The ideal… more
    Sanofi Group (11/24/25)
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  • Analytical Principal Scientist

    Sanofi Group (Cambridge, MA)
    **Job Title** : Analytical Principal Scientist (Analytical team lead) **Location:** Cambridge, MA **About the Job** Are you ready to shape the future of ... seeking a highly motivated individual to join our analytical group as a principal scientist . The group is part of the synthetic platform within Global CMC… more
    Sanofi Group (11/01/25)
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  • Chromatography Principal Scientist

    Sanofi Group (Cambridge, MA)
    **Job Title:** Chromatography Principal Scientist **Location:** Cambridge, MA **About the Job** Are you ready to shape the future of medicine? The race is on to ... highly motivated individual to join our analytical group as a **Chromatography Principal Scientist ** . The group is part of the synthetic platform within Global… more
    Sanofi Group (11/01/25)
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  • Principal Scientist , In Vivo…

    Bristol Myers Squibb (Cambridge, MA)
    …innovation, and business opportunities. **Position Responsibilities** In the role as Principal Scientist within Oncology Discovery Pharmacology and In vivo ... Biology, the ideal candidate will: + Function as Pharmacology lead as well as provide support for T cell engager drug discovery programs. Working closely with project teams and key stakeholders, lead the development of in vivo strategies from target concept to… more
    Bristol Myers Squibb (11/21/25)
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  • Process Development Principal

    Amgen (Cambridge, MA)
    …and transform the lives of patients while transforming your career. **Process Development Principal ** Scientist **What you will do** Let's do this! Let's change ... the world! In this pivotal role within Amgen's Commercial Drug Product Technologies group, you will be responsible for process development and lifecycle management of commercial drug product formulation and fill/finish processes across various modalities. You… more
    Amgen (11/20/25)
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  • Computational Biologist, Principal

    Bayer (Cambridge, MA)
    …to make a real difference, there's only one choice.** **Computational Biologist, Principal Scientist - CVRI** The Computational Biologist is responsible for ... the evaluation of therapeutic hypotheses via integration and quantitative analyses of internal & external multi-omics data sources (DNA, RNA, proteomics, metabolomics, imaging, etc) for CardioVascular, renal and immunology Therapeutic Areas. Significant… more
    Bayer (11/15/25)
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  • Principal Scientist - Experiment…

    Sanofi Group (Cambridge, MA)
    **Job Title:** Principal Scientist - Experiment Disease Modeling **Location** : Cambridge, MA **About the Job** Join the engine of Sanofi's mission - where deep ... immunoscience meets bold, AI-powered research. In R&D, you'll drive breakthroughs that could turn the impossible into possible for millions. The Target, Disease and Systems Biology (TDSB) function within Sanofi Research brings together a talented and… more
    Sanofi Group (11/12/25)
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  • Senior Principal Scientist

    Merck (Boston, MA)
    **Job Description** The Senior Director (Sr. Principal Scientist ) has primary responsibility for the strategic planning and directing clinical research ... activities involving investigational compounds in Immunology. With a focus on late-stage development, the Senior Clinical Director will manage the entire cycle of clinical development, including determination of appropriate disease indications to pursue and… more
    Merck (11/22/25)
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