• Senior Principal Scientist

    Merck (Rahway, NJ)
    …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 (12/02/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    **Job Description** **Associate Principal Scientist - Continuous & Expression Technologies in Large Molecule Downstream Processing** The Continuous & Expression ... biologics and vaccine arenas. Specifically, CET is seeking an Associate Principal Scientist specializing in bioprocessing purification technologies for multiple… more
    Merck (12/20/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    …**JOB DESCRIPTION SUMMARY** _Primary activities include but are not limited to:_ The Associate Principal Scientist is a DVM and/or PhD whose primary function is ... studies, and occasionally Good Laboratory Practice (GLP) studies. The Associate Principal Scientist is the primary clinical study team leader and has overall… more
    Merck (12/18/25)
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  • Principal Scientist , Complex Fluids…

    Vantage Specialty Chemicals (Warren, NJ)
    …Summary** Vantage Specialty Chemicals is seeking a highly skilled and results-driven ** Principal Scientist , Complex Fluids & Surfaces** to lead a critical ... and industrial markets, including Personal Care, Food, and Surface Treatment. The Principal Scientist is a recognized technical authority responsible for… more
    Vantage Specialty Chemicals (12/17/25)
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  • Senior Principal Scientist

    Merck (Rahway, NJ)
    …to join Biologics Process Research & Development (BPR&D) as a Senior Principal Scientist . BPR&D within Research Laboratories is committed to rapidly ... with the scientific community to influence the field. As a Senior Principal Scientist , you will drive various strategic initiatives and translate strategies into… more
    Merck (12/18/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    **Job Description** The Associate Principal Scientist , Device Risk Management Lead, is a crucial member of our team, responsible for spearheading risk management ... launch and post-market surveillance. **Key Responsibilities and Activities:** The Associate Principal Scientist , Device System - Device Risk Management will… more
    Merck (12/13/25)
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  • Sr. Principal Scientist , Secure…

    Amazon (New York, NY)
    …team of 650+ technologists and multiple tier-1 services, we're seeking a Senior Principal Scientist to spearhead our AI research and development initiatives. ... teams and beyond SWE's boundaries. Key job responsibilities As a Senior Principal Scientist in Secure Work Enablement (SWE), you will have deep subject matter… more
    Amazon (10/08/25)
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  • Principal Scientist

    ICON Clinical Research (New York, NY)
    Principal Scientist - Full Time- Onsite; Whitesboro, New York ICON plc is a world-leading healthcare intelligence and clinical research organization. We're proud ... the future of clinical development. We are currently seeking a full-time ** Principal Scientist ** to join our diverse and dynamic team in Whitesboro, New York.… more
    ICON Clinical Research (10/01/25)
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  • Principal Scientist , Immunology…

    Merck (Rahway, NJ)
    …therapeutic areas at our Company's Research laboratories. We are seeking a highly-motivated Principal Scientist to serve as an Immunology Biomarker Lead who will ... across immune-mediated and inflammatory diseases. The role requires a scientist who leads through scientific expertise, decision-focused logic, and collaboration,… more
    Merck (12/20/25)
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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 ... Safety & Toxicology). The position will report directly to the Distinguished Scientist and Global Head, our Company's Research & Development Liaison and Discovery… more
    Merck (12/18/25)
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  • Principal Scientist (Director),…

    Merck (Rahway, NJ)
    **Job Description** Principal Scientist /Director provides strategic development and implementation of cutting-edge mathematical and economic models to enhance ... business insights across all phases of drug and vaccine development. Additionally, the scientist serves as the Health Economic and Decision Sciences (HEDS) lead for… more
    Merck (12/10/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    **Job Description** **Associate Principal Scientist - Device Technical and Engineering Lead (Associate Director Equivalent)** _Our company's Device Product & ... and influence clinical and commercial combination product development and launches. ** Principal Responsibilities** Lead and set direction for the device development… more
    Merck (11/18/25)
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  • Principal Scientist , Clinical…

    Merck (Rahway, NJ)
    **Job Description** The **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… more
    Merck (12/17/25)
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  • Associate Principal Scientist

    Merck (Rahway, NJ)
    …of patient reported outcomes, epidemiological studies and economic modeling. The Associate Principal Scientist also works closely with Product Development Teams, ... Franchise Teams, Regional Product Directors, our company's affiliates, Public Affairs, and Medical Education to ensure value evidence programs are consistent with marketing strategies in key countries. Represents Outcomes Research on one or more Value Teams… more
    Merck (12/17/25)
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  • Senior Principal Scientist

    Merck (Rahway, NJ)
    **Job Description** The Microbial Process Operations (MPO) Team is seeking a Senior Principal Scientist with expertise in microbial process development for the ... production of enzymes used in biocatalysis. Our team is part of Continuous & Expression Technologies (CET) within the Process Research & Development - Enabling Technologies (PR&D - ET) group, focused on advancing technologies for the manufacturing of diverse… more
    Merck (12/06/25)
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  • Senior Principal Scientist

    Merck (Rahway, NJ)
    **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 (12/02/25)
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  • Principal Applied Scientist , AGI…

    Amazon (New York, NY)
    Description As a Principal Scientist within the Artificial General Intelligence (AGI) organization, you are a trusted part of the technical leadership. You bring ... that affect the way we build and integrate algorithms. A Principal Applied Scientist will solicit differing views across the organization and are willing… more
    Amazon (11/19/25)
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  • Principal Applied Scientist

    Amazon (New York, NY)
    …products that directly help them create, optimize, and grow their campaigns. As a Principal Scientist , you will play a critical role in elevating the team's ... AI, join us in shaping the future of advertising. Key job responsibilities The Principal Applied Scientist in Advertiser Guidance team will lead 50+ builders in… more
    Amazon (10/25/25)
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  • Principal Applied Scientist , Amazon…

    Amazon (New York, NY)
    …what's possible with AI, join us in shaping the future of advertising. The principal scientist in this position will focus on designing, developing and launching ... of what's possible in these fields. Key job responsibilities As a Principal Applied Scientist for the team, you will drive appropriate technology choices for the… more
    Amazon (09/28/25)
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  • Principal Applied Scientist , AGI…

    Amazon (New York, NY)
    Description As a Principal Scientist within the Artificial General Intelligence (AGI) organization, you are a trusted part of the technical leadership. You bring ... to an executive level decision maker. Mentors and trains the research scientist community on complex technical issues. Excellent written and spoken communication… more
    Amazon (10/30/25)
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