• Principal Security Researcher

    Microsoft Corporation (Redmond, WA)
    …AI tools have the highest bar for safety and security . We're hiring a ** Principal Security Researcher ** to serve as a local expert in threat modelling, ... or reside** within 50 miles of the field location. **Responsibilities** + **Lead advanced security research ** into threat management for new AI tools like … more
    Microsoft Corporation (12/12/25)
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  • Principal Security Engineering…

    Microsoft Corporation (Redmond, WA)
    … improvements to the Chromium project to make the web safer for everyone. As a Principal Security Engineering Manager in Edge Browser, you will lead a team of ... of leading engineering teams, preferably directly in the field of security research . Ideal candidates will have or quickly obtain a technical knowledge… more
    Microsoft Corporation (12/19/25)
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  • Principal Security Engineer

    Microsoft Corporation (Redmond, WA)
    …real-world threats, ensuring the security and resilience of Microsoft. As a Principal Security Engineer you will lead operations and collaborate with other ... devices, and clouds in our customers' heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a… more
    Microsoft Corporation (12/12/25)
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  • Principal Security Engineer

    Microsoft Corporation (Redmond, WA)
    …that would otherwise be too scary/risky to do. We are looking for a Principal Security Engineer to identify areas of risk and opportunity, then design ... have true artificial intelligence across agents, applications, services, and infrastructure. Security Engineering for Copilot is focused on building and securing… more
    Microsoft Corporation (12/11/25)
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  • Principal AI Security and Safety…

    Microsoft Corporation (Redmond, WA)
    …to proactively test for failures in Microsoft's big AI systems. We are looking for a ** Principal AI Security and Safety Researcher ** who can be a red teamer ... Machine Learning, and more. **\#MSFTSecurity #MSECAI #AI #RAI #Safety # Security #MSECAI #AEGIS #AIRedTeam** Security Research IC5 - The typical base pay… more
    Microsoft Corporation (12/21/25)
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  • Principal Software Engineer…

    Microsoft Corporation (Redmond, WA)
    **Overview** We are seeking a hands-on ** Principal Software Engineer** ( Security ) with deep expertise in artificial intelligence security to take the lead in ... engineering, grounding techniques, when fine-tuning models is needed). While browser security domain knowledge is desirable, experience and expertise of AI… more
    Microsoft Corporation (12/14/25)
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  • Principal Security Researcher

    Microsoft Corporation (Redmond, WA)
    …deep learning machine learning methods. **\#cybersecurity #machine-learning #ml #ai #llm #MSFTSECURITY** Security Research IC5 - The typical base pay range for ... language models or machine learning. + 1+ years leading security initiatives and publishing research . + 1+...1+ years leading security initiatives and publishing research . + 1+ years mentoring and guiding researchers. **Other… more
    Microsoft Corporation (12/17/25)
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  • Principal Security Engineer

    Microsoft Corporation (Redmond, WA)
    **Overview** Microsoft Research is building new tools to automate the search for unknown malicious software. We are the growing, evolving team behind Microsoft's ... for Linux (AVML), OneFuzz, Project Freta, and other new security tooling initiatives. The goal of our group is...software as test data. + Participate in communications and research outreach. + Develop software in Rust and Python… more
    Microsoft Corporation (12/13/25)
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  • Principal Aviation Security Manager,…

    Amazon (Bellevue, WA)
    …an enthusiastic Aviation Security leader to join the team as the Principal AvSec Manager. The successful candidate will be responsible for supporting the newly ... training to build and maintain compliance with the Department of Homeland Security 's (DHS) Transportation Security Administration (TSA) regulations in the US,… more
    Amazon (11/25/25)
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  • Principal Cyber Threat Intelligence…

    Providence (Redmond, WA)
    …the best people, we must empower them.** **Providence is looking for a seasoned Principal Security Engineer with deep expertise in Cyber Threat Intelligence. In ... emerging threats, safeguarding critical systems, and empowering Providence's Global Security Operations Center. Your insights will directly inform risk strategies… more
    Providence (12/17/25)
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  • Principal Technical Program Manager…

    Microsoft Corporation (Redmond, WA)
    …threats like prompt injection, and privacy-first systems that scale globally. As a Principal Technical Program Manager for Copilot Security , you will drive the ... strategies for AI-powered products at global scale. You'll collaborate with engineering, research , and product teams to transform complex security challenges… more
    Microsoft Corporation (12/05/25)
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  • Principal Software Engineer - AI Safety…

    Microsoft Corporation (Redmond, WA)
    …+ **Mitigations** : Partner with AI Red Team, applied science, and security research to implement mitigation strategies against emerging attack techniques; ... society will be impacted? We are seeking an experienced ** Principal Software Engineer - AI Safety and Security...XDR/EDR, cloud security , log/observability platforms, threat detection, security research , or similar). + 1+ years… more
    Microsoft Corporation (12/05/25)
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  • Principal Researcher

    Microsoft Corporation (Redmond, WA)
    …cusp of an accelerated effort in quantum computing. We are looking for a Principal Researcher . This position offers an opportunity to have a meaningful influence ... on a revolutionary technology. The research and development effort includes a diverse staff of...Requirements:** + Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These… more
    Microsoft Corporation (12/21/25)
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  • Principal Researcher

    Microsoft Corporation (Redmond, WA)
    …opportunity to turn ideas into reality with real-world impact at Microsoft scale. As ** Principal Researcher ** you will have the opportunity to design and lead ... Operating as a startup within the company, this team works closely with several research and product teams to bring compelling new experiences to the market. A lot… more
    Microsoft Corporation (11/26/25)
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  • Principal Research Engineer - Grid…

    Pacific Northwest National Laboratory (Seattle, WA)
    …bulk energy system to the distribution grid. **Responsibilities** We are seeking a Principal Research Engineer with deep expertise in power system modeling, ... to as Directorates within the Lab, focused on a specific area of scientific research or other function, with its own leadership team and dedicated budget. Our… more
    Pacific Northwest National Laboratory (11/13/25)
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  • Principal Scientist, Translational…

    Bristol Myers Squibb (Seattle, WA)
    …responses to regulatory inquiries. **Position Responsibilities:** In the role as a Principal Scientist within Translational Research , the ideal candidate will: + ... We will never request payments, financial information, or social security numbers during our application or recruitment process. Learn...should be directed to Chat with Ripley. R1597439 : Principal Scientist, Translational Research - CAR T… more
    Bristol Myers Squibb (12/24/25)
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  • Principal Applied AI/ML Research

    Microsoft Corporation (Redmond, WA)
    **Overview** Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. ... Microsoft Security aspires to make the world a safer place...Data Privacy team is looking for an Applied AI/ML Research Scientist who thrives at the intersection of … more
    Microsoft Corporation (12/19/25)
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  • Principal Research Software…

    Microsoft Corporation (Redmond, WA)
    …Natural Language Processing (NLP), computer vision, multimodal input and processing, software security . \# Research \#MSRR Software Engineering IC5 - The typical ... **Overview** **Microsoft Research ** tackles research challenges critical to...Agentic Memory + Efficiency + The physical world + Security + Frontier model architectures + Mathematics and logic… more
    Microsoft Corporation (12/14/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …the future of AI-powered user experiences across multiple Microsoft platforms. As a Principal Applied Scientist, you will transform how M365 users conduct Deep ... Research by finetuning LLMs, chain of thought techniques, intelligent...through agent orchestration. These innovations will enhance M365 Chat, Researcher agent, Windows Companions, or highly personalized search and… more
    Microsoft Corporation (12/24/25)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …filled with digital threats, regulatory scrutiny, and estate complexity. The Microsoft Security Social Engineering Research Team is dedicated to defending ... **Overview** Security represents the most critical priorities for our...of lives around the world. We are seeking a ** Principal Applied Scientist** to join our team. If you're… more
    Microsoft Corporation (12/17/25)
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