Scientist, Protein Testing ArzedaScientist, Protein TestingSeattle, WAFull timeYou'll play a critical role in Arzeda's design-test cycle by taking enzymatic assays from early concept and proof-of-concept work into mature, reliable, higher-throughput workflows that directly inform scientific decisions and support partner-facing programs. Our team has developed a proven technology platform that merges computational protein design, machine learning, and synthetic biology tools to produce proteins, enzymes, and bio-based processes more efficiently than Mother Nature.
Associate Scientist, Gene Engineering and Delivery Bristol-Myers Squibb CoAssociate Scientist, Gene Engineering and DeliverySeattle, WA$93,250–$112,991 / yearBased on eligibility*, additional time off for employees may include unlimited paid sick time, up to 2 paid volunteer days per year, summer hours flexibility, leaves of absence for medical, personal, parental, caregiver, bereavement, and military needs and an annual Global Shutdown between Christmas and New Years Day. The Gene Engineering and Delivery team in the Cell Therapy Thematic Research Center is seeking a highly motivated scientist to advance next-generation cancer immunotherapies through molecular design, viral vector engineering, and gene delivery innovation.
Principal Scientist - Cell Therapy Translational Research Bristol-Myers Squibb CoPrincipal Scientist - Cell Therapy Translational ResearchSeattle, WA$152,360–$184,628 / yearBased on eligibility*, additional time off for employees may include unlimited paid sick time, up to 2 paid volunteer days per year, summer hours flexibility, leaves of absence for medical, personal, parental, caregiver, bereavement, and military needs and an annual Global Shutdown between Christmas and New Years Day. Activities include biomarker identification, generation and analysis of data that support pharmacodynamic evaluation and mechanism of action in the clinical trial setting to inform development of cell therapy products, as well as contribute to relevant global regulatory submission activities to advance cellular therapeutics.
Scientist I Computation through Dynamics Allen Institute for Brain ScienceScientist I Computation through DynamicsSeattle, WA$86,150–$106,650 / yearThis position will require good communication with experimentalists leveraging state-of-the-art behavioral, computational, electrophysiological, and imaging methods, as well as molecular and transgenic resources. The ideal candidate will be team-oriented, have deep knowledge in neuroscience and statistics, and be excited to work at the interface of large-scale physiology, behavior, and theory.
NewSenior Research Scientist, Open Ecosystem The Allen Institute for Artificial IntelligenceSenior Research Scientist, Open EcosystemSeattle, WAThis employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact the Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment. The Open Ecosystem team, responsible for the Olmo and Molmo model series, develops and releases truly open AI research and best-in-class artifacts that transform the way researchers, scientists, and practitioners think about and participate in AI research, development, and societal impact.
Principal Scientist, Engineered Cell Therapy Discovery Bristol-Myers Squibb CoPrincipal Scientist, Engineered Cell Therapy DiscoverySeattle, WA$152,360–$184,628 / yearThe successful candidate will bring deep expertise in immunology and cell therapy, along with a strong track record of leading complex, multidisciplinary research programs from concept through preclinical development, including in vitro functional screening of T cell cytotoxicity and effector function, engineering of logic-gated CAR T/eTCR T cell circuits, gene delivery, genetic construct optimization, and translation of findings into in vivo xenograft studies. Position Summary: The Engineered Cell Therapy Discovery team in the Cell Therapy Thematic Research Center has an opening for a highly motivated and accomplished Principal Scientist with a passion for the discovery and development of novel engineered CAR T and eTCR T cell therapeutics for the treatment of cancer and other chronic diseases.
Principal Applied Scientist (Multiple Openings) - Copilot and Agents Core Microsoft CorpPrincipal Applied Scientist (Multiple Openings) - Copilot and Agents CoreRedmond, WA$142,800–$274,800 / yearThere is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000.00 - $304,200.00 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $220,800.00 - $331,200.00 per year.
Principal Applied Scientist - Auction & Bidding Microsoft CorpPrincipal Applied Scientist - Auction & BiddingRedmond, WA$142,800–$274,800 / yearThey will play a key role in driving algorithmic improvements to online and offline systems, developing and delivering robust and scalable solutions, making direct impacts on advertisers experience and the ad marketplaces long-term health to collectively and continually increase the revenue for Microsoft Advertising. We are looking for a highly skilled applied scientist with development and management skills and a background in quantitative fields such as statistical machine learning, decision theory, operations research, optimization theory, mathematical modeling, data mining, causal inference, information retrieval, game theory, mechanism design, and optimal control.
NewPrincipal Applied Scientist for Copilot Evals Microsoft CorpPrincipal Applied Scientist for Copilot EvalsRedmond, WA$142,800–$274,800 / yearYou will set the scientific direction for customer-grounded quality: define what "good" means, assess whether eval portfolios represent real needs, diagnose model and agent failures, and convert evidence into reusable evals, RLEs, reward signals, and post-training priorities. Translate user research, enterprise customer feedback, DSAT, and production incidents into evaluation and post-training priorities, then lead cross-team creation of reusable evaluation, regression, RLE, and post-training assets for the highest-value workflows and failure patterns.
Principal Applied Scientist Microsoft CorpPrincipal Applied ScientistRedmond, WA$142,800–$274,800 / yearAs a Principal Applied Scientist on the Microsoft Ads Fraud Detection team, you will lead the most complex and ambiguous fraud challenges: designing new anomaly detection approaches to surface emerging attacks early, building robust cross-signal correlation frameworks to define and expand fraud perimeters, and developing next-generation ML models and low-latency pipelines that stop attacks before they scale. Preferred Qualifications: Masters Degree in Statistics, Econometrics, Computer Science, Electrical or Computer Engineering, or related field AND 9+ years related experience (e.g., statistics, predictive analytics, research) OR Doctorate in Statistics, Econometrics, Computer Science, Electrical or Computer Engineering, or related field AND 6+ years related experience (e.g., statistics, predictive analytics, research) OR equivalent experience.
Senior Applied Scientist (Bing Places) MicrosoftSenior Applied Scientist (Bing Places)Redmond, WA$119,800–$234,700 / yearWe are looking for a Senior Applied Scientist to help design, build, and ship advanced AI and machine learning solutions—spanning large language models (LLMs), retrieval augmented generation (RAG), learning‑to‑ranking, and entity understanding—to deliver high‑quality, trustworthy local search experiences at scale. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year.
AI Scientist I AxonAI Scientist ISeattle, WA$129,750–$207,600 / yearAs a key member of our research and development efforts, you will play a crucial role in advancing the state-of-the-art in Multimodal Large Language Models (MLLMs), Computer Vision technologies for our cloud, devices and robotics. If you receive a suspicious offer or outreach from an email address that is not @axon.com, or if you are asked for sensitive personal information (bank details, Social Security Number) prematurely, please ignore the message and report it to recruitingops@axon.com.
Scientist, Process Analytics PfizerScientist, Process AnalyticsBothell, WashingtonSubject to further legal review and statutory or regulatory clarification, which Pfizer intends to pursue, reimbursement of recruiting expenses for licensed physicians may constitute a reportable transfer of value under the federal transparency law commonly known as the Sunshine Act. In this role, you will: Support Pfizer’s biotherapeutics portfolio, contributing to support of analytical testing to support process development of antibody–drug conjugates (ADCs) and monoclonal antibodies (mAbs).
NewAI Scientist Intern, Computational Protein Design Xaira TherapeuticsAI Scientist Intern, Computational Protein DesignSeattle, WashingtonThis internship is designed to provide a unique learning experience, offering hands-on exposure to the intersection of AI and computational protein design while allowing you to contribute meaningfully to real-world projects. As an AI Scientist Intern on our Computational Protein Design team, you will work alongside talented scientists and engineers developing generative AI models for protein and antibody therapeutic design.
Principal Machine Learning Scientist - Search and Recommendations Expedia Group IncPrincipal Machine Learning Scientist - Search and RecommendationsSeattle, WA$224,000–$313,500 / yearAs a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business. Expedia Technology teams partner with our Product teams to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees.
AI Research Scientist, New Grad - Agents & Reinforcement Learning Snowflake IncAI Research Scientist, New Grad - Agents & Reinforcement LearningBellevue, WA$176,000–$230,000 / yearYou''ll be working alongside researchers and engineers who are building the next generation of agentic infrastructure, with access to large-scale compute, real-world data challenges, and the shortest possible path from research idea to product impact. OUR IDEAL AI RESEARCH SCIENTIST WILL HAVE: PhD in Computer Science, Machine Learning, Artificial Intelligence, or a closely related field (completing or recently completed; or equivalent research experience).
Senior Machine Learning Scientist - CRM Marketing Expedia Group IncSenior Machine Learning Scientist - CRM MarketingSeattle, WA$173,000–$242,500 / yearExpedia Group's family of brands includes: Brand Expedia, Hotels.com, Expedia Partner Solutions, Vrbo, trivago, Orbitz, Travelocity, Hotwire, Wotif, ebookers, CheapTickets, Expedia Group Media Solutions, Expedia Local Expert, CarRentals.com, and Expedia Cruises. In this role, you will: Help define the ML science roadmap: Identify the highest-impact ML opportunities for CRM personalization, sequence initiatives against business strategy, and translate a multi-year vision into concrete, deliverable projects with clear milestones and measurable outcomes.
Principal Machine Learning Scientist - Agentic Experiences Expedia Group IncPrincipal Machine Learning Scientist - Agentic ExperiencesSeattle, WA$224,000–$313,500 / yearIntroduction to the Team: Our Technology Team partners with teams across Expedia Group to create innovative products, services, and tools to deliver high-quality experiences for travelers, partners, and our employees. From building cutting-edge conversational AI that anticipates traveler needs to developing proactive solutions for personalized trip planning, your work will shape the future of travel assistance and directly impact millions of users worldwide.
Staff Research Scientist - Physical AI / Multimodality Snowflake IncStaff Research Scientist - Physical AI / MultimodalityBellevue, WA$236,000–$339,200 / yearAS A STAFF RESEARCH SCIENTIST YOU WILL: Design and build scalable training infrastructure for representation models (e.g., contrastive and self-supervised approaches like CLIP/SigLIP, DINO/MAE, and joint-embedding predictive architectures). BONUS POINTS FOR THE FOLLOWING: Experience with latent dynamics modeling, model-based RL, or physics-informed neural networks (GraphCast, FourCastNet, AlphaFold-style architectures).
Scientist I, Analytical Sciences - Mass Spec Omeros CorpScientist I, Analytical Sciences - Mass SpecSeattle, WA$105,000–$130,000 / yearThe scope of this role includes mass spectrometry and liquid chromatography related support for all phases of product development, including clinical and commercial programs, with emphasis on biologics peptide mapping, intact mass determination, mass spectrometry (MS) related host cell protein (HCP) quantification, and other analytical methods used to assess extended characterization, product quality, biological activity, and release/stability attributes. As applicable, author and review relevant test methods, technical reports, structural characterization sections of regulatory filings (IND/IMPD and BLA/MAA), briefing packages, responses to health authority questions, validation reports, comparability assessments, and extended characterization studies.