• Merck & Co. (Rahway, NJ)
    …Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist.BPR&D within Research Laboratories is committed to rapidly delivering diverse ... Manufacturing, all within a diverse and inclusive environment. In addition to process development for pipeline biologics, we are focused on innovating and building… more
    HireLifeScience (12/18/25)
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  • Merck & Co. (Rahway, NJ)
    …DescriptionThe Microbial Process Operations (MPO) Team is seeking a Senior Principal Scientist with expertise in microbial process development for the ... Our team is part of Continuous & Expression Technologies (CET) within the Process Research & Development - Enabling Technologies (PR&D - ET) group, focused on… more
    HireLifeScience (12/06/25)
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  • Merck & Co. (Rahway, NJ)
    Job Description Associate Principal Scientist - Continuous & Expression Technologies in Large Molecule Downstream Processing - The Continuous & Expression ... Technologies (CET) Group within the Process Research & Development, Enabling Technologies department is seeking motivated and creative individuals. This is an… more
    HireLifeScience (12/20/25)
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  • Merck & Co. (Rahway, NJ)
    …DESCRIPTION SUMMARY Primary activities include but are not limited to: The Associate Principal Scientist is a DVM and/or PhD whose primary function is to design, ... (GCP) studies, and occasionally Good Laboratory Practice (GLP) studies. The Associate Principal Scientist is the primary clinical study team leader and has overall… more
    HireLifeScience (12/18/25)
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  • Merck & Co. (Boston, MA)
    …to ensure timely and equitable access to our medicines.The Senior Principal Scientist has primary responsibility for protocol development and medical/scientific ... area.- The individual will participate in all phases of clinical trial process (mainly Phase 2-3) including study design, medical monitoring, and medical/scientific… more
    HireLifeScience (12/02/25)
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  • Merck & Co. (MA)
    Job DescriptionThe Senior Director (Sr. Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities ... and Investigational New Drug applications.Providing clinical development support of business development assessments of external opportunities to grow the Immunology… more
    HireLifeScience (12/20/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionThe Associate Principal Scientist, Device Risk Management Lead, is a crucial member of our team, responsible for spearheading risk management efforts ... launch and post-market surveillance. Key Responsibilities and Activities: The Associate Principal Scientist, Device System - Device Risk Management will be… more
    HireLifeScience (12/13/25)
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  • Merck & Co. (Rahway, NJ)
    …areas at our Company's Research laboratories. We are seeking a highly-motivated Principal Scientist to serve as an Immunology Biomarker Lead who will partner ... company is committed to inclusion, ensuring that candidates can engage in a hiring process that exhibits their true capabilities. Please click here if you need an… more
    HireLifeScience (12/20/25)
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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 ... garner resources for the necessary research work (Medicinal and Process Chemistry, in vitro Pharmacology, Pharmacokinetics, Disease Models, Formulation Development,… more
    HireLifeScience (12/18/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionThe Clinical Director ( Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities involving ... and Investigational New Drug applications.Providing clinical development support of business development assessments of external opportunities to grow the Immunology… more
    HireLifeScience (12/17/25)
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