• Principal Applied Scientist

    Amazon (Seattle, WA)
    Description As a Principal Applied Scientist on our Agentic AI Professional Services Experience team, you will serve as the foremost technical authority ... and thought leader in the development and deployment of agentic AI systems. This advanced-level scientific position requires exceptional... Machine Learning within professional service contexts. As a principal scientist , you will be the bridge… more
    Amazon (10/28/25)
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  • Principal Applied Scientist

    Amazon (Seattle, WA)
    Description AWS Agentic AI is looking for a world-class Applied Scientist with a strong deep learning background to help build industry-leading Agentic ... and planning with LLMs, LLM training and fine-tuning, and Applied Machine Learning (ML). As part of our AI...algorithms and modeling techniques to advance the state-of-the-art in Agentic AI. Your work will directly impact millions of… more
    Amazon (09/09/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …intersection of innovation and applied machine learning. We are looking for a ** Principal Applied Scientist ** to help us deliver breakthrough applied ... agentic search-to solve complex challenges in Copilot-driven enterprise search. As a Principal Applied Scientist , you'll be responsible for delivering… more
    Microsoft Corporation (10/25/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …across the globe. Our newly formed Applied Science organization is hiring a Principal Applied Scientist to help ensure we maximize this amazing ... opportunity. We are looking for a ** Principal Applied Scientist ** who is...include but are certainly not limited to reinforcement learning, agentic systems multimodal modeling, post-training techniques and their application,… more
    Microsoft Corporation (10/22/25)
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  • Principal Applied Scientist

    Amazon (New York, NY)
    …with 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 pioneering a new generation of agentic AI applications for Amazon advertisers. You will define...them create, optimize, and grow their campaigns. As a Principal Scientist , you will play a critical… more
    Amazon (10/25/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Mountain View, CA)
    The Advanced Reasoning Group is hiring a ** Principal Applied Scientist ** at **Mountain View, CA** , or **Redmond, WA.** The team is responsible for creating ... partnerships across the org. We are looking for a Principal Applied Scientist to deliver...You'll leverage multimodal techniques, facets, LLM-based generative methods and agentic process to curate and improve the shopping graph,… more
    Microsoft Corporation (10/26/25)
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  • Principal Applied Scientist

    Amazon (Seattle, WA)
    Description Amazon Web Services (AWS) is looking for a Principal Applied Scientist to join the Amazon Q team. Q is AWS's enterprise generative AI assistant ... team, you will lead research and development efforts in generative AI and Agentic AI to enable intelligent agents that perform complex reasoning, automate multi-step… more
    Amazon (10/22/25)
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  • Principal Applied Scientist

    Amazon (Santa Clara, CA)
    Description We are seeking a Principal Applied Scientist to lead Amazon Customer Service's (ACS) text-based AI initiatives. In this role, you will spearhead ... the development of our large language model foundations and agentic AI solutions for customer service automation. You will architect scalable chatbot solutions that… more
    Amazon (09/04/25)
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  • Principal Research Scientist , AWS…

    Amazon (Seattle, WA)
    …influencing the broader scientific community A day in the life As a Principal Research Scientist , you'll drive research in visual reasoning and generative ... Description As part of the AWS Applied AI Solutions organization, we're advancing the frontier...organization, we're advancing the frontier of visual reasoning and agentic AI technologies. Our vision is to develop sophisticated… more
    Amazon (08/02/25)
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  • Principal Applied Scientist

    Amazon (Seattle, WA)
    …solver-someone who truly enables machine learning to create significant impacts. We're seeking a Principal Applied Scientist with the ability to apply deep ... conceptualize, promote, and execute advanced solutions for previously unsolved challenges. As an Applied Scientist at AWS Supply Chain, you will bring AI… more
    Amazon (08/20/25)
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  • (USA) Principal , Data Scientist

    Walmart (Bentonville, AR)
    **Position Summary ** **What you'll do ** ** Principal /Sr Data Scientist Role - Walmart Retail Intelligence:** The Principal or Senior Data Scientist will ... improving associate efficiency, and driving measurable business impact. The Principal Data Scientist is also responsible for...Apply broad knowledge of ML/AI, Operation Research, GenAI and agentic AI to identify growth areas, new and emerging… more
    Walmart (09/17/25)
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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. ... multiple research teams and beyond SWE's boundaries. Key job responsibilities As a Senior Principal Scientist in Secure Work Enablement (SWE), you will have deep… more
    Amazon (10/08/25)
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  • (USA) Principal , Data Scientist

    Walmart (Bentonville, AR)
    **Position Summary ** **What you'll do ** ** Principal Data Scientist - Retail Intelligence (Tech Lead)** **About the Role:** Walmart's Retail Intelligence team ... is seeking a Principal Data Scientist (Tech Lead) to drive...critical models for store operations, with a focus on Agentic AI and mathematical modeling. + Guide sprint teams… more
    Walmart (10/08/25)
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  • Senior Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …the Real‑Time Intelligence (RTI) team is hiring a Principal Applied Scientist to lead real‑time ML that powers agentic workflows on live operational ... + Lead end‑to‑end science for real‑time ML/LLM systems that power agentic workflows on streaming data: designing reliable, low‑latency inference and partnering… more
    Microsoft Corporation (10/21/25)
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  • (USA) Principal , Data Scientist

    Walmart (Sunnyvale, CA)
    …Summary ** **What you'll do ** **About the Role** We are seeking a seasoned ** Principal Data Scientist ** with deep expertise in building and scaling ML products ... technically rigorous environment. **Key Qualifications** + 12+ years in applied data science/ML (or 8+ with a PhD) +...embeddings + Experience with GenAI systems, including RAG and agentic LLM workflows + Fine-tuning LLMs (LoRA, DPO), reducing… more
    Walmart (10/22/25)
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  • Senior Manager, Data Science, Generative AI…

    Amazon (Herndon, VA)
    …power of generative AI. The team is looking for an experienced and talented Principal Data Science Manager who brings a strong blend of experience in machine ... learning, generative and agentic AI, effective organizational and interpersonal skills, and experience...enables you to interact with and give guidance to data/research/ applied scientists and software engineers on the team. The… more
    Amazon (10/28/25)
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