• Merck & Co. (Rahway, NJ)
    Job Description Associate Principal Scientist - Continuous & Expression Technologies in Large Molecule Downstream Processing - The Continuous & Expression ... and vaccine arenas. Specifically, CET is seeking an Associate Principal Scientist specializing in bioprocessing purification technologies for multiple therapeutic… 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 , coordinate, monitor, and report clinical laboratory and field...and occasionally Good Laboratory Practice (GLP) studies. The Associate Principal Scientist is the primary clinical study team leader… more
    HireLifeScience (12/18/25)
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  • Merck & Co. (Rahway, NJ)
    …in accordance with regulatory, company, and customer requirements. - Principal Responsibilities Lead/Support continuous improvement initiatives for design ... will be responsible for leading and implementing medical device and combination product design controls for both new products and inline products from early … more
    HireLifeScience (12/05/25)
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  • Merck & Co. (Rahway, NJ)
    …join Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist.BPR&D within Research Laboratories is committed to rapidly delivering diverse ... engage with the scientific community to influence the field.As a Senior Principal Scientist, you will drive various strategic initiatives and translate strategies… more
    HireLifeScience (12/18/25)
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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. (MA)
    Job DescriptionThe Senior Director (Sr. Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities ... of appropriate disease indications to pursue and subsequent study design , initiation, execution, monitoring, analysis, regulatory filing, and publication.Specifically,… more
    HireLifeScience (12/20/25)
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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 ... of appropriate disease indications to pursue and subsequent study design , initiation, execution, monitoring, analysis, regulatory filing, and publication.Specifically,… more
    HireLifeScience (12/17/25)
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  • Merck & Co. (Rahway, NJ)
    Job DescriptionThe Microbial Process Operations (MPO) Team is seeking a Senior Principal Scientist with expertise in microbial process development for the production ... of experiments for the adoption and development of innovative technologies.Lead the design and execution of bench scale process development experiments to meet… more
    HireLifeScience (12/06/25)
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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 ... across functions to design and deliver biomarker strategies that connect drug mechanism, patient biology, and clinical endpoints across immune-mediated and… more
    HireLifeScience (12/20/25)
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  • Merck & Co. (South San Francisco, CA)
    …from late-stage preclinical work through clinical proof-of-concept studies. Translational study design : Design , oversee, and interpret PET imaging studies ... animal models and early-phase clinical trials (Phase I), ensuring robust study design and high-quality PET data collection. Regulatory support : Familiarity with… more
    HireLifeScience (12/19/25)
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