Principal Applied Plasma Data Scientist HelionPrincipal Applied Plasma Data ScientistEverett, WashingtonSince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. This role will focus on developing and validating advanced ML frameworks—such as differentiable‑physics models, PINNs, surrogate modeling, or hybrid physics+ML systems—while integrating these tools with simulation and diagnostics pipelines.
Senior Applied Plasma Data Scientist HelionSenior Applied Plasma Data ScientistEverett, WASince Helion's founding in 2013, we have raised $1.5 billion from long-time investors such as Sam Altman, Mithril, and Capricorn Investment Group as well as new investors including Thrive Capital, LightSpeed Venture Capital, SoftBank, and others to propel us forward. You Will: Develop and validate machine‑learning frameworks for FRC plasma‑dynamics, leveraging physics‑grounded ML approaches (e.g., differentiable physics, PINNs, surrogate modeling, or hybrid physics+ML systems).
Data Scientist Twitch Interactive IncData ScientistSeattle, WA$136,000–$184,000 / yearYou''ll partner closely with product, engineering, finance, and data teams to measure the impact of new features, design and analyze experiments, and apply causal inference methods to inform decisions where A/B testing isn''t possible. The work ranges from high-velocity experimentation on consumer-facing products to deeper pricing, policy, and segmentation analyses where causal identification is the central challenge.
NewPrincipal Data Scientist - Supply Chain Operations OraclePrincipal Data Scientist - Supply Chain OperationsSeattle, WAReporting to the Senior Director of Data Automation, Supply Chain, this role will design, develop, and implement advanced data platforms, AI-enabled automation, predictive analytics, and operational intelligence solutions that improve efficiency, scalability, and decision-making across OCI's rapidly growing supply chain organization. As a senior individual contributor, you will partner closely with Supply Planning, Manufacturing, Sourcing, Logistics, Capacity Planning, Data Center Operations, and Engineering teams to develop intelligent automation, operational dashboards, machine learning models, and data products that enable proactive management of supply chain operations.
Data Scientist II F5 IncData Scientist IISeattle, WA$121,600–$182,400 / yearSpecial Skill Requirements: (1) Python, (2) R, (3) Statistical Modeling, (4) Linear/Logistic Regression, (5) HTML, (6) JavaScript, (7) Structured Query Language (SQL), (8) Machine Learning, (9) Data Mining and Visualization, (10) Tableau, PowerBI, or Kibana, (11) Preparation and delivery of technical presentations leveraging advanced data analytics for executive level audiences. Visualizing network data using Kibana, Python, and custom tooling to identify anomalies; explore patterns and seasonality of the automated transactions and developing customized graphs and visual dashboards to address client requests and share insights with clients.
Senior Data Scientist LiveRamp Holdings IncSenior Data ScientistSeattle, WA$130,000–$196,500 / yearHundreds of global innovators, from iconic consumer brands and tech giants to banks, retailers, and healthcare leaders turn to LiveRamp to build enduring brand and business value by deepening customer engagement and loyalty, activating new partnerships, and maximizing the value of their first-party data while staying on the forefront of rapidly evolving compliance and privacy requirements. LiveRamp offers complete flexibility to collaborate wherever data lives to support the widest range of data collaboration use cases-within organizations, between brands, and across its premier global network of top-quality partners.
Data Scientist, Safeguards Anthropic PBCData Scientist, SafeguardsSeattle, WA$275,000–$370,000 / yearThis research continues many of the directions our team worked on prior to Anthropic, including: GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, and Learning from Human Preferences. As an early member of our Safeguards Data Science and Analytics team, you will play an instrumental role in our company's mission of building safe and beneficial artificial intelligence by building and scaling a data driven culture from the ground up.
Senior Applied Scientist, Amazon Leo Data Science Platform Amazon.com IncSenior Applied Scientist, Amazon Leo Data Science PlatformRedmond, WAYou'll use your machine learning expertise to build solutions that can scale and solve the business problem, and your engineering experience to build systems that take those solutions to production; it"s an exciting opportunity to apply data science to help improve fraud detection accuracy, inference, and customer experience monitoring activity. As part of the Amazon Leo Data Science Platform team, you will collaborate with a diverse group of internal stakeholders, including fraud operations, Engineering teams, and the Data Platform, to identify and address fraud vulnerabilities.
NewData Scientist Intern (TikTok Shop Business Product DS) - 2026 Start (PhD) TikTok IncData Scientist Intern (TikTok Shop Business Product DS) - 2026 Start (PhD)Seattle, WAPreferred Qualifications: Experience in cross-border or international e-commerce data analysis or modeling; Familiarity with machine learning frameworks or predictive modeling; hands-on experience with tools such as Scikit-learn, TensorFlow, or PyTorch; Experience working with big data technologies such as Hive, Spark, or Hadoop; Strong cross-functional communication skills. TikTok Global E-commerce Data Science team leverages rigorous data analysis and scientific methodologies to drive business growth, enhance operational efficiency, and improve the experience for users, merchants, and creators worldwide.
NewTikTok Shop - Data Scientist - MeasurementGovernance & Experience TikTok IncTikTok Shop - Data Scientist - MeasurementGovernance & ExperienceSeattle, WAHave a strong business sense to proactively help Product and Operations identify key business challenges using data-driven insights; Strong curiosity and self-driving force; Excellent communication skills, an open mind, and positive critical thinking; Solid technical & knowledge of A/B testing methodologies, can consistently explore and find the best practice; Insightful data sense and rigorous logical mindset, capable of providing systematic approaches to solve business problems. Responsibilities: Understand ambiguous business, product and user problems of Governance & Experience business, and apply advanced scientific techniques to find solutions; Identify key trends, patterns, and opportunities to drive e-commerce data products adoption, engagement and incremental impacts; Conduct A/B testing and complex experimentation (bilateral, networks effect, etc.); Partner closely with key stakeholders to optimize overall measurement strategy and design.
NewData Scientist Intern (TikTok Shop User Product DS) - 2026 Start (PhD) TikTok IncData Scientist Intern (TikTok Shop User Product DS) - 2026 Start (PhD)Seattle, WAResponsibilities: Analyze product usage and engagement data (e.g., retention, conversion, feature adoption) to identify trends and actionable insights; Support design and evaluation of A/B tests or feature experiments; compute lift, assess statistical significance, and help interpret outcomes; Conduct exploratory data analysis using SQL and Python to detect patterns, anomalies, or feature-driven behaviors; Create dashboards, visualizations, and summary reports to communicate findings to product, engineering, and design teams; Collaborate cross-functionally with product managers and engineers to implement metrics and iterate on insights; document analysis and methodologies. Minimum Qualifications: Currently pursuing a PhD in Computer Science, Statistics, Econometrics, Mathematics or other quantitative disciplines; Proficient in data analysis tools and languages such as SQL, Python, or R; Practical experience with data querying and scripting languages (e.g.
NewTikTok Shop-Data Scientist, Logistics TikTok IncTikTok Shop-Data Scientist, LogisticsSeattle, WACooperate with Products and ETL teams to define system requirements, build data products, improve and roll-out product features to support business Minimum Qualifications: Degree holder in Logistics and Supply Chain Management, Operation Research, Mathematics, Statistics, Analytics, or Computer Science. Maintain & improve operation performance index; assist top management to monitor the weekly and bi-monthly operation performance; analyze results using statistical techniques and provide ongoing reports.
NewData Scientist, Global E-commerce TikTok IncData Scientist, Global E-commerceSeattle, WAGlobal e-commerce business team hopes to provide users with more tailored and efficient consumption experience, enabling merchants to receive consistent and reliable platform services in different scenarios such as live e-commerce, short video content e-commerce, so as to make more affordable and high-quality products sell easily and a better life within reach. Exercise a high level of empathy in order to help the business identify and prioritize data needs and define proper metrics to measure initiative success.
Data Scientist (Remote) MaximusData Scientist (Remote)Seattle, WARemoteFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. - 1+ years of data engineering experience with modern big data analytics architectures (Hadoop, SQL, HIVE, Spark, Snowflake, etc.) on major cloud platforms (e.g., AWS, Azure, Google Cloud).
Data Scientist II (Remote) MaximusData Scientist II (Remote)Seattle, WARemoteFull timeMaximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. -Strong technical and analytical capabilities in data visualization tools such as Power BI or Tableau; SQL querying and database management; business analytics and reporting; predictive modeling and forecasting; and dashboard development.
Staff Data Scientist Visa IncStaff Data ScientistBellevue, WA$145,300–$232,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. Visa's Post Purchase organization is building AI-driven decision intelligence across dispute resolution and recovery products, including RDR, CDRN, VDRN, and Recover.
NewData Scientist Graduate (E-Commerce Governance) - 2027 Start TikTok IncData Scientist Graduate (E-Commerce Governance) - 2027 StartSeattle, WAWork closely with engineers and product managers, and drive project execution and iteration by clear problem scoping and design Minimum Qualifications: Individuals who are completing or have recently completed a Bachelor s degree in Computer Science, Statistics, Economy or a related discipline. Good self-driving ability and team cooperation ability, strong sense of responsibility, willingness and ability to challenge oneself and learn new knowledge.
Data Scientist - Supply Chain Analytics Tata Consultancy Services LtdData Scientist - Supply Chain AnalyticsSeattle, WA$135,000–$140,000 / yearShould develop, test, and validate the various machine learning models to predict for issues for future operations based on the historical data analysis from past operations. Proficiency in AWS services, AI/ML modeling, Data modeling, data engineering, data analytics, tableau and Azure devops for project management.
Research Scientist - Model Capability Boundary Exploration and AI Data Flywheel System Development - Global Frontier Tech Recruitment Program - 2027 Start (PhD) Beijing ByteDance Technology Co LtdResearch Scientist - Model Capability Boundary Exploration and AI Data Flywheel System Development - Global Frontier Tech Recruitment Program - 2027 Start (PhD)Seattle, WABeyond model serving, we operate large-scale log analytics pipelines that process massive volumes of invocation logs from text models, multimodal models, and agent systems - extracting usage patterns, quality signals, and actionable insights to inform model improvement, system optimization, and product decisions through continuous, data-driven feedback loops. Team Introduction: The Applied Machine Learning Enterprise team combines system engineering and machine learning to develop and operate Large Language Model (LLM) service platforms that offer businesses Model-as-a-Service (MaaS) solutions, serving both large model providers and downstream users.
Principal Applied Scientist, Data Center Design Engineering - BIM & AI Technologies Amazon.com IncPrincipal Applied Scientist, Data Center Design Engineering - BIM & AI TechnologiesSeattle, WAIn this role, you will define and drive the research roadmap at the intersection of generative AI, graph neural networks, natural language processing, reinforcement learning, and computer vision, applied to both structured data (BIM models, 3D geometries, spatial relationships) and unstructured data (construction drawings, specifications, regulatory documents). You will own end-to-end technical solutions from research through production deployment, working alongside architects, structural engineers, MEP engineers, construction managers, software engineers, UX designers, and product managers to translate research breakthroughs into deployed systems with measurable customer impact.