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Scientist United States, Seattle Jobs

74 Job Offers

Sr. Applied Scientist
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Amazon seeks a Sr. Applied Scientist to innovate at the intersection of advertising, e-commerce, and entertainment in Seattle. You will develop AI-based solutions for video and display ads, leveraging deep learning and computer vision. This role requires a PhD/MS with 3+ years of ML experience, p...
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United States , Seattle
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167100.00 - 226100.00 USD / Year
Amazon
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Data Scientist
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Join Amazon Quick Suite as a **Data Scientist II** in Seattle, Santa Clara, or New York. Leverage **Python**, **SQL**, and **machine learning** to design evaluation datasets and benchmarks for generative AI features. You'll work with **LLMs**, lead human annotation initiatives, and drive data qua...
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United States , Seattle; Santa Clara; New York
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Salary
136000.00 - 212800.00 USD / Year
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Amazon Pforzheim GmbH
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Sr. Applied Scientist, Prime Video - Personalization and Discovery Science
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Join Prime Video's Personalization and Discovery Science team as a Sr. Applied Scientist in Sunnyvale, NY, or Seattle. You will develop foundation models for content understanding and customer behavior prediction using deep learning and multimodal techniques. Requires a PhD/Master's with 3+ years...
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United States , Sunnyvale; New York; Seattle
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Salary
Not provided
Amazon
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Applied Scientist II
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Join Prime Video as an Applied Scientist II in Sunnyvale or Seattle. Leverage 3+ years of experience in deep learning, multimodal learning, and time series modeling to build foundation models for content understanding and customer behavior prediction. Collaborate with engineers to launch end-to-e...
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United States , Sunnyvale; Seattle
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142800.00 - 222200.00 USD / Year
Amazon
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Staff Scientist - Reservations
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Join Uber’s Reservations Data Science team in Seattle as a Staff Scientist to optimize pricing, matching, and dispatch algorithms. Leverage your Ph.D. or MS in a quantitative field with 6+ years of experience in Python, ML frameworks, and causal inference. Drive efficiency and growth for the Rese...
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United States , Seattle
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Salary
216000.00 - 240000.00 USD / Year
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Uber
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Senior Applied Scientist, AWS Marketplace Discovery
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Join AWS Marketplace Discovery as a Senior Applied Scientist to lead AI-powered search and recommendation systems. You’ll translate cutting-edge research into scalable solutions, driving personalization for global customers. Requires 3+ years in ML, recommender systems, and Python/Java/C++. Based...
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United States , New York; Austin; Seattle
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Not provided
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Amazon Pforzheim GmbH
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Sr. Applied Scientist – AI Velocity Team, Applied AI Acceleration Solutions Architecture
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Senior Applied Scientist role on the AI Velocity Team in Seattle or New York. You will lead end-to-end data science initiatives, deploying production-grade ML models and A/B tests to optimize customer experiences. Requires a Master’s/PhD, 5+ years in data science, and expertise in Python, SQL, an...
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United States , Seattle; New York
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Salary
167100.00 - 248700.00 USD / Year
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Amazon Pforzheim GmbH
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Graduate 2026 PhD Scientist II (Aea/Assa Economists Only), Reservations
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Uber seeks a PhD Scientist II for its Reservations team in Seattle, focusing on ML-driven pricing, matching, and dispatch. Ideal candidates hold a PhD in a quantitative field with expertise in causal inference, A/B testing, and Python. You will shape product strategy, run large-scale experiments,...
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United States , Seattle
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161000.00 - 179000.00 USD / Year
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Uber
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Applied Scientist II, Sponsored Products and Brands - Advertiser Growth and Strategies
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Join Amazon as an Applied Scientist II to pioneer agentic AI for advertisers in New York or Seattle. You'll design reasoning architectures, optimize models with fine-tuning and RL, and build evaluation frameworks for safety. Requires a PhD/Master’s in CS/ML, 3+ years in business modeling, and Pyt...
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United States , New York; Seattle
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Salary
142800.00 - 223400.00 USD / Year
Amazon
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Applied Scientist II, GenAI Evaluation Media (GEM)
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Join Amazon's GEM team as an Applied Scientist II in Sunnyvale or Seattle to shape the future of visual shopping. You'll develop agentic AI, multi-modal personalization, and real-time image/video generation using computer vision and generative AI. Requires a PhD or Master's with 4+ years in ML, p...
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United States , Sunnyvale; Seattle
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Salary
142800.00 - 222200.00 USD / Year
Amazon
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Applied Scientist II
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Join Amazon's GEM team as an Applied Scientist II in Seattle to shape the future of visual shopping with GenAI. You'll develop agentic AI for real-time image/video generation and multi-modal personalization. Requires a PhD or Master's with 4+ years in ML/CS, plus Python/Java skills. Benefits incl...
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United States , Seattle
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142800.00 - 193200.00 USD / Year
Amazon
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Applied Scientist
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Amazon Ads seeks an Applied Scientist to join its Sponsored Products and Brands team, reimagining advertising with generative AI. You will drive end-to-end ML projects, build and deploy models, and analyze massive datasets to enhance ad performance and customer experience. Requires a PhD/Master’s...
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United States , New York; Arlington; Seattle
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Salary
142800.00 - 223400.00 USD / Year
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Amazon Pforzheim GmbH
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Applied Scientist II
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Join Prime Video as an Applied Scientist II in Sunnyvale or Seattle. Leverage 3+ years of experience in deep learning, multimodal learning, and time series modeling to build foundation models for content understanding and customer behavior prediction. Collaborate with engineers to launch end-to-e...
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Location
United States , Sunnyvale; Seattle
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Salary
171600.00 - 222200.00 USD / Year
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Amazon Pforzheim GmbH
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Applied Scientist
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Join Amazon Ads as an Applied Scientist to revolutionize advertising with generative AI. Drive end-to-end ML projects, build and deploy models at scale, and analyze massive datasets in New York, Arlington, or Seattle. Requires PhD/Master’s in CS/ML, 3+ years modeling experience, and Python/Java/C...
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United States , New York; Arlington; Seattle
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Salary
142800.00 - 223400.00 USD / Year
Amazon
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Senior Applied Scientist
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Senior Applied Scientist sought by AWS EC2 Capacity Org to design and scale optimization algorithms for virtual and physical capacity systems. Requires a PhD in operations research or equivalent, expertise in linear/nonlinear programming, and tools like CPLEX or Gurobi. Based in Seattle, this rol...
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Location
United States , Seattle
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Salary
167100.00 - 226100.00 USD / Year
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Amazon Pforzheim GmbH
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Senior Applied Scientist, AWS Central Economics and Science
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Senior Applied Scientist role with AWS Central Economics & Science in San Francisco, New York, or Seattle. Leverage causal ML, neural deep learning, and Python to build models driving strategic decisions. Collaborate with stakeholders on incentive design and scientific rigor. Benefits include RSU...
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United States , San Francisco; New York; Seattle
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Salary
192200.00 - 260000.00 USD / Year
Amazon
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Staff Scientist, Rider Personalization
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Join Uber as a Staff Scientist in Rider Personalization, based in New York or Seattle. Drive impactful machine learning models to enhance rider experiences and ranking systems. Candidates need deep expertise in personalization algorithms and data science. Enjoy competitive compensation, equity, 4...
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United States , New York; Seattle
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Salary
216000.00 - 240000.00 USD / Year
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Uber
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Senior Applied Scientist
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Senior Applied Scientist needed to drive causal ML and incentive design at AWS Central Economics & Science. Leverage deep learning and Python to build deployable models for strategic decisions. Join a fast-paced team in Seattle, NY, or SF. Enjoy top benefits including RSUs, 401(k) matching, and p...
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United States , Seattle; New York; San Francisco
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Salary
167100.00 - 260000.00 USD / Year
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Amazon Pforzheim GmbH
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Applied Scientist, AWS Marketplace & Partner Services
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Join AWS Marketplace as an Applied Scientist to build AI/ML-powered discovery systems in Seattle. You'll develop search ranking, query understanding, and personalized recommendation models using knowledge graphs and structured metadata. Ideal candidates have a PhD in computer science or ML, 3+ ye...
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United States , Seattle
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Salary
142800.00 - 193200.00 USD / Year
Amazon
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Senior Scientist, Matching
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Join Uber’s Airports Science team as a Senior Scientist, Matching in San Francisco, Seattle, or Sunnyvale. You’ll develop optimization algorithms and ML models for mobility matching, leveraging expertise in causal inference, A/B testing, and Python/R. Requires a PhD/MS in a quantitative field wit...
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United States , San Francisco; Seattle; Sunnyvale
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Salary
190000.00 - 211000.00 USD / Year
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Uber
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About the Scientist role

A career as a scientist offers a dynamic and intellectually stimulating path defined by inquiry, analysis, and innovation. Scientist jobs span a vast array of industries, from healthcare and biotechnology to technology, environmental science, and data-driven business. At its core, the profession involves designing and conducting experiments, studies, or analyses to answer specific questions, test hypotheses, or solve complex problems. Whether working in a laboratory, a field setting, or behind a computer, scientists are responsible for applying rigorous methodologies to generate reliable data and actionable insights.

Common responsibilities for scientist roles include formulating research questions, developing experimental protocols, and collecting and processing samples or datasets. A significant portion of the work involves data analysis, where scientists use statistical software, programming languages like Python or R, and specialized tools to interpret results. Documentation is critical; scientists must maintain detailed records, write technical reports, and prepare findings for publication or presentation to stakeholders. In many settings, collaboration is key—scientists often work in interdisciplinary teams, sharing expertise with engineers, product managers, or medical professionals to translate research into practical applications. Quality control, safety compliance, and staying current with the latest scientific literature are also essential daily duties.

The typical skills and requirements for scientist positions are rigorous. Most roles require at least a bachelor’s degree in a relevant scientific field, with many demanding a master’s or doctorate for senior or specialized positions. Core competencies include strong analytical and critical thinking abilities, meticulous attention to detail, and proficiency in quantitative methods. Technical skills vary by specialization—a data scientist might need expertise in machine learning and big data frameworks, while a clinical lab scientist must master diagnostic techniques and regulatory standards. Communication skills are equally vital, as scientists must clearly convey complex ideas to non-experts, write grant proposals, or present findings at conferences. Adaptability and a commitment to ethical research practices are foundational to the profession.

Ultimately, scientist jobs offer the opportunity to drive discovery and innovation. From developing new treatments and technologies to improving business strategies and environmental stewardship, scientists play a crucial role in advancing knowledge and solving real-world challenges. The profession rewards curiosity, persistence, and a passion for evidence-based problem-solving, making it a deeply fulfilling career for those dedicated to pushing the boundaries of what is known.