• Merck & Co. (South San Francisco, CA)
    …Sciences (DPS) group based in South San Francisco, CA is seeking an Principal Scientist with small molecule and peptide experience.DPS is a multi-disciplinary ... drug candidates. Goals include a) compound profiling, b) early formulation screening for stability and performance as well as c) development of prototype and concept… more
    HireLifeScience (12/03/25)
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  • Mission Support and Test Services (North Las Vegas, NV)
    …Experiments (ECSE) program is seeking outstanding scientists at various career stages (Senior Scientist , Principal Scientist , and Senior Principal ... implementation for a campaign; enforce configuration management and readiness checklist. ** Principal Scientist (Role Expectations):** + Serve as technical lead… more
    DirectEmployers Association (11/27/25)
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  • Principal Scientist , Engineering

    Merck (West Point, PA)
    **Job Description** ** Principal Scientist , Biologics, Sterile Drug Product Commercialization** As part of Our Company's Manufacturing Division, the Sterile Drug ... and pharmaceutical products and combination products. We are seeking an experienced Principal Scientist to advance and commercialize biologics and vaccines… more
    Merck (12/10/25)
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  • Principal Scientist , OINDPs

    Kelly Services (South San Francisco, CA)
    Kelly(R) Science & Clinical is seeking a Principal Scientist for a **remote** direct hire opportunity with one of our clients, a neuroscience-focused ... at Hiring Experts. **Workplace: Remote (US)** **Pay:** 160,000-190,000/year **Position title:** Principal Scientist , OINDPs **Position type:** Direct hire A… more
    Kelly Services (11/21/25)
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  • Principal Scientist , Biologics…

    Merck (Rahway, NJ)
    …department of our company Research Laboratories Division is seeking applicants for a Principal Scientist position available at its Rahway, New Jersey research ... facility. The Principal Scientist is a senior scientific role...direct the development and qualification of release, characterization, and stability assays for testing of clinical trial material and… more
    Merck (12/10/25)
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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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  • 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 ... Sanofi is seeking a highly motivated individual to join our analytical group as a principal scientist . The group is part of the synthetic platform within Global… more
    Sanofi Group (12/04/25)
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  • Senior Principal Scientist , AI/ML…

    Regeneron Pharmaceuticals (Tarrytown, NY)
    We are seeking a highly talented and motivated Senior Principal Scientist specializing in AI Machine Learning to lead the design and engineering of our ... A typical day in the life of a Senior Principal Scientist AI/ML Antibody Design and Engineering...unique properties and in silico co-optimization of affinity, expression, stability and PK/half-life. + Apply deep learning and generative… more
    Regeneron Pharmaceuticals (11/18/25)
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  • Senior Scientist / Principal

    Lilly (Indianapolis, IN)
    …We are seeking a highly motivated candidate for the position of Senior/ Principal Scientist , Biologics Drug Product Development, located in Lilly Technology ... for assigned antibody-siRNA conjugate (ARC), co-formulation product and other projects. The scientist will interact closely with other scientists and may be an… more
    Lilly (12/18/25)
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  • Principal Scientist (Oligonucleotide…

    Amgen (Thousand Oaks, CA)
    …Join us and transform the lives of patients while transforming your career. ** Principal Scientist -Oligonucleotide Conjugation** **What you will do** Let's do ... (eg ELISA, SPR, FRET, BLI, DSF, DLS) to evaluate target binding and stability of oligonucleotide conjugates. + Train as needed, collaborate with the Genetic… more
    Amgen (12/07/25)
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  • Scientist / Principal

    Lilly (Pleasant Prairie, WI)
    …to make life better for people around the world. #WeAreLilly **Responsibilities:** The Scientist - TSMS PAR will initially focus on the delivery of parenteral ... also author and execute protocols as well as conduct root cause investigations. The principal role is a position that develops and implements a technical agenda and… more
    Lilly (12/10/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    **Overview** We are seeking a Principal Applied Scientist to lead the next generation of click-through-rate (CTR) for Microsoft Advertising. This is a ... business needs into modeling goals. + Own model performance holistically: quality, stability , latency, and revenue impact. + Develop frameworks to better understand… more
    Microsoft Corporation (12/13/25)
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  • Principal Data Scientist (CoreAI)

    Microsoft Corporation (Redmond, WA)
    …as an engineer, where it is fast and easy to do great work. As a Principal Data Scientist , you will partner closely with engineering and data science teams to ... managing and operating systems with a high bar for data quality, stability , security and privacy. Set high standards for reliability and performance.… more
    Microsoft Corporation (12/09/25)
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  • Principal Scientist , Preclinical…

    Merck (South San Francisco, CA)
    …Pharmaceutical Sciences (DPS) group based in South San Francisco, CA is seeking an Principal Scientist with small molecule and peptide experience. DPS is a ... drug candidates. Goals include a) compound profiling, b) early formulation screening for stability and performance as well as c) development of prototype and concept… more
    Merck (12/03/25)
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  • Senior Principal Scientist , Pre

    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 Delivery ... crystalline and amorphous solid forms, and impacts of solid form on stability , manufacturability, and bio-performance of small molecule drug candidates and drug… more
    Pfizer (11/19/25)
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  • Senior Principal Scientist , Peptide…

    Genentech (South San Francisco, CA)
    …We are seeking a highly motivated and experienced Medicinal Chemist (Senior Principal Scientist ) to join our innovative research and development team. ... and synthesis of innovative peptides and peptidomimetics with enhanced potency, stability , and pharmacokinetic properties. + Lead scientific and project teams from… more
    Genentech (11/06/25)
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  • Principal Scientist QC Device

    Lilly (Concord, NC)
    …who are determined to make life better for people around the world. The Scientist performs accurate and timely testing of routine lab samples in accordance with ... appropriate GMP and safety guidelines, to support site production and stability requirements. Completes second person verification of results for QC Device and… more
    Lilly (12/03/25)
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  • Principal Data Scientist - Marketing…

    Lowe's (Charlotte, NC)
    **Your Impact** We are seeking a highly experienced Principal Marketing Measurement & Data Science to drive the development and implementation of advanced analytical ... We've been around for over 100 years, so we're not going anywhere. We have the stability you need to focus on looking to the future and bringing your team there with… more
    Lowe's (11/19/25)
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  • Principal Research Scientist II,…

    AbbVie (North Chicago, IL)
    …comprehensive data packages that drive product and process understanding; stability studies to establish commercial product dating; and approvable marketing ... with PDS&T business partners for experimental execution in support of stability studies, comparability studies, and extended characterization of biologics products… more
    AbbVie (11/26/25)
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  • Scientist , Biologics

    J&J Family of Companies (Spring House, PA)
    …Johnson & Johnson Innovative Medicine R&D is recruiting for a Scientist , Biologics located in Spring House, PA. We are seeking a ... Scientist , Biologics to join our innovative team within Discovery,...innovative team within Discovery, Product Development and Supply (DPDS). Principal Responsibilities: + Design and execute experiments to assess… more
    J&J Family of Companies (12/16/25)
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