• Principal Machine Learning

    Microsoft Corporation (Redmond, WA)
    …empower every person on the planet to live a healthier future. We are seeking a Principal Machine Learning Engineer to accelerate our training of ... Incubation team working at the intersection of computer science, signal processing, machine learning , and biomedicine. We are a global and diverse team of… more
    Microsoft Corporation (12/19/25)
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  • Principal Machine Learning

    Microsoft Corporation (Redmond, WA)
    …C#, Go, Java, or Python + 3+ years of technical engineering experience with machine learning or AI systems + Experience building or maintaining evaluation ... optimize AI agent performance. We are seeking a passionate and skilled software engineer to join the Observability platform team. This team is responsible for… more
    Microsoft Corporation (11/26/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …while ensuring high performance, scalability, and efficiency. We're looking for an experienced Principal Machine Learning Engineer to design, build, ... of a team at the forefront of AI innovation, leveraging the latest in machine learning , deep learning , and natural language processing to shape the future of… more
    Microsoft Corporation (12/17/25)
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  • Principal AI Engineer

    Microsoft Corporation (Redmond, WA)
    …components: where to use Large Language Models (LLMs) versus classical Machine Learning (ML), retrieval/Retrieval-Augmented Generation (RAG) design, grounding, ... leading without authority across multiple teams. + 3+ years working with Machine Learning (ML)/Artificial Intelligence (AI) systems (eg, Large Language Models… more
    Microsoft Corporation (12/13/25)
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  • Senior Principal Security Engineer

    Providence (Redmond, WA)
    …hunting operations. + Monitor and assess emerging technologies, such as AI and machine learning capabilities to augment and enhance threat detection, triage, and ... must empower them.** **Providence Health is seeking a Senior Principal Security Engineer with a threat hunting...hunting and detection efforts. + Foster a culture of learning and development within the team by sharing threat… more
    Providence (11/27/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …experienced engineer to take the path ahead for services to support machine learning solutions, work on highly distributed platforms with 24x7x365 service ... well as enterprise customers. We are looking for a Principal Software Engineer who will define the...containers. + Develop and operate training/inference infra framework and machine learning systems. + Enhance systems and… more
    Microsoft Corporation (12/20/25)
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  • Principal Firmware Engineer

    Microsoft Corporation (Redmond, WA)
    …C#, Java, JavaScript, or Python + OR equivalent experience. + Familiarity with AI Machine Learning technologies. + Experience working with multiple teams on Root ... infrastructure for Microsoft and their customers. We are looking for a ** Principal Firmware Engineer ** with a background in system debug to work on lighting up… more
    Microsoft Corporation (12/12/25)
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  • Principal Software Engineer - Full…

    Microsoft Corporation (Redmond, WA)
    …joining a team of highly experienced software developers working on exciting, machine learning -powered features in Windows, Copilot, and standalone products. Our ... Applied Sciences Group (ASG) is looking for a generalist Principal Software Engineer - Full Stack to...to ship magical experiences at the intersection of cutting-edge machine learning , software engineering, and user experience… more
    Microsoft Corporation (12/02/25)
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  • Principal Software Engineer - Data,…

    Microsoft Corporation (Redmond, WA)
    …Experience working with AI platforms, frameworks, and APIs. + Experience using Machine Learning frameworks, including experience using, deploying, and scaling ... security, performance, and scale. We are looking for a ** Principal Software Engineer ** to lead the design...language learning models, either personally or professionally. + Ability to… more
    Microsoft Corporation (12/17/25)
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  • Principal Security Engineer

    Microsoft Corporation (Redmond, WA)
    …research into attacks and defenses for AI-powered systems. + Experience using Machine Learning frameworks, including experience using, deploying, and scaling ... too scary/risky to do. We are looking for a Principal Security Engineer to identify areas of...language learning models, either personally or professionally. + Ability to… more
    Microsoft Corporation (12/11/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …Experience working with AI platforms, frameworks, and APIs. + Experience using Machine Learning frameworks, including experience using, deploying, and scaling ... security, performance, and scale. We are looking for a ** Principal Software Engineer ** to lead the design...language learning models, either personally or professionally. + Ability to… more
    Microsoft Corporation (11/26/25)
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  • Principal Experimentation Data Platform…

    Microsoft Corporation (Redmond, WA)
    …and ownership of production systems. + Proven ability to apply AI and machine learning for acceleration and optimization of experimentation workflows, data ... operational monitoring and support for Microsoft Teams. As a ** Principal Data Platform Engineer ** on the Teams...will build cutting edge systems that power safe, rapid learning loops, shape product strategy through high quality experimentation… more
    Microsoft Corporation (12/20/25)
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  • Principal Cyber Threat Intelligence…

    Providence (Redmond, WA)
    …daily operations. + Monitor and assess emerging technologies, such as AI and machine learning capabilities to augment and enhance threat detection, triage, and ... must empower them.** **Providence is looking for a seasoned Principal Security Engineer with deep expertise in...so we are dedicated to shaping an inclusive workforce, learning from each other, and creating equal opportunities for… more
    Providence (12/17/25)
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  • Principal AI/ML Engineer

    Microsoft Corporation (Redmond, WA)
    **Overview** We are seeking an Machine Learning Systems Engineer for the Microsoft Teams Calling, Meeting & Devices group. This person will collaborate with ... area of Large Language Models, Natural Language Processing, Information Retrieval, and Machine Learning . + Develop and deploy conversational and language… more
    Microsoft Corporation (12/14/25)
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  • Senior and Principal Software…

    Microsoft Corporation (Redmond, WA)
    …ML related applications. + 1+ years of technical engineering experience with machine learning or Artificial Intelligence (AI) systems \#CoreAI Software ... monitor, evaluate, and optimize AI agent performance. We are seeking Senior and Principal Software Engineers to join the Observability platform team. This team is… more
    Microsoft Corporation (12/12/25)
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  • Principal Research Software Development…

    Microsoft Corporation (Redmond, WA)
    …prototypes quickly, fail fast, pivot, and adapt. + Experience with data science, machine learning (ML), Large Language Models (LLMs), Natural Language Processing ... top academic institutions and Microsoft's product groups. This Research Software Development Engineer (RSDE) position is a unique opportunity to lead and drive as… more
    Microsoft Corporation (12/14/25)
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  • Principal Software Engineer

    Microsoft Corporation (Redmond, WA)
    …and implement software infrastructures for rapid development and experimentation of sophisticated machine learning systems with large datasets + Collaborate with ... much like a lean startup. We are looking for an innovative, collaborative Software Engineer to join our efforts in developing and deploying new technologies at the… more
    Microsoft Corporation (11/26/25)
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  • Principal Software Engineer - CoreAI

    Microsoft Corporation (Redmond, WA)
    …and work on a large and increasing codebase. + Engineering knowledge of machine learning systems and data pipelines. + Excellent communication and presentation ... working with GPT-4.1, GPT-5, and beyond? From supervised fine-tuning (SFT) to reinforcement learning methods like DPO and others, this role puts you hands-on with… more
    Microsoft Corporation (12/17/25)
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  • Principal UX Design Engineer

    Microsoft Corporation (Redmond, WA)
    …or extending IDE, CLI, or editor-based tools for developers. + Comfort with machine learning , the latest AI models, and model-in-the-loop prototyping. + 5+ ... years full-stack or front-end development experience with expertise in modern programming languages and frameworks (eg, TypeScript, JavaScript, Python, C#, Go, Rust, or equivalent). + Track record of translating design insights into clean, review-ready PRs and… more
    Microsoft Corporation (12/02/25)
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  • Principal Engineering Manager

    Microsoft Corporation (Redmond, WA)
    machine that provides excellent reliability with minimal manual engineer intervention. * Ability to conduct in-depth triage, troubleshooting, and forensics ... agents, and customer advocates. Our team is seeking a ** Principal Engineering Manager** to join us as we create...accountability and provides its members with many opportunities for learning and career growth. We have exciting opportunities for… more
    Microsoft Corporation (12/06/25)
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