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Scientist United States Jobs

1020 Job Offers

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Data Scientist - San Diego, CA
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Guidehouse seeks a Data Scientist in San Diego, CA with an active Secret clearance and 3+ years in data science or analytics. Work on ML models, dashboards, and predictive solutions. Salary $113K-$188K plus strong benefits.
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United States, US - CA
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Guidehouse
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Data Scientist - Philadelphia, PA
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Guidehouse seeks a Data Scientist in Philadelphia, PA with an active Secret clearance and 3+ years in data science or analytics. Build ML models, dashboards, and predictive solutions with Python, R, or SQL.
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United States, US - PA
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Guidehouse
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PKPD & PMx Data Scientist – PK Data Delivery
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Join Lilly as a PKPD & PMx Data Scientist in PK Data Delivery. Collaborate with cross-functional teams to develop and validate PK analysis-ready datasets, SDTM/ADaM domains, and TFLs compliant with CDISC standards.
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Lilly
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Research Scientist, Life Sciences (Large Molecules, Process Development)
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Join Anthropic's Life Sciences team in San Francisco as a Research Scientist specializing in antibody process development. PhD required with hands-on experience in expression, purification, and analytical characterization of recombinant proteins.
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Anthropic
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Research Scientist, Life Sciences (Computational Chemistry)
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Anthropic seeks a Computational Chemistry Research Scientist in San Francisco to build RL environments and evaluations for real chemistry tasks. Requires a PhD, strong Python/ML skills, and deep organic chemistry knowledge.
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Anthropic
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Research Scientist, Life Sciences (Large Molecules, Antibody Design)
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Join Anthropic's Life Sciences team in San Francisco as a Research Scientist specializing in therapeutic antibody design and engineering. Lead antibody programs from discovery through IND-enabling studies, combining AI with hands-on biology research. PhD required.
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Anthropic
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Data Scientist - Simulation (Secret cleared)
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Accenture Federal Services seeks a Secret-cleared Data Scientist in Arlington to build Monte Carlo, discrete event, and agent-based simulation models in Python. Requires statistical modeling, forecasting, and sensitivity analysis skills.
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Accenture Federal Services
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Senior Data Scientist - Health100 AI
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CVS Health seeks a Senior Data Scientist in New York to build and productionize Agentic AI solutions. Requires 3+ years in data science, strong SQL/Python skills, and expertise in statistical analysis and API deployment.
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CVS Health
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Lead Data Scientist (Medicare Sales Strategy)
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Lead Data Scientist to drive AI strategy for Medicare sales at CVS Health in Hartford. Requires Medicare expertise, team leadership, SQL/Python skills, and CMS data experience. Shape analytics roadmap and champion AI adoption.
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Senior Research Scientist
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Lead research on identity verification and fraud prevention at Persona in San Francisco. Develop methods to detect AI-generated images and manipulated documents, publish at top venues like CVPR and NeurIPS. PhD preferred.
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Persona
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Staff Data Scientist, Algorithm, Growth
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Lead data science at Airwallex in Seattle, driving growth through ML, causal inference, and LLM-powered systems. Requires 7+ years experience, advanced quantitative degree, and strong Python/SQL skills.
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Airwallex
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Senior Research Scientist, AI Biosecurity Assessments
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SecureBio seeks a Senior Research Scientist to assess frontier AI models for dual-use biological risks. Requires a PhD in pathogen biology or related field, strategic risk judgment, and strong technical writing. Remote within US, $235K-$300K.
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SecureBio
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Senior Data Scientist
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Senior Data Scientist role in Boulder, CO (hybrid) at BranchLab. Requires 5+ years healthcare claims/EHR data experience, strong Python, SQL, and statistics skills. Join an AI-native healthcare platform team.
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BranchLab
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Research Scientist / Research Engineer - Web Understanding and Structured Retrieval, Search
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Join our Foundations Research team in San Francisco as a Research Scientist/Engineer on Search. Extract structured knowledge from web-scale data, build knowledge graphs, and co-design model-system interfaces for agentic search.
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OpenAI
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Principal Research Scientist I, In Vivo CAR-T Biology
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AbbVie seeks a Principal Research Scientist I in South San Francisco to lead in vivo CAR-T biology, driving novel CAR designs and next-gen lentiviral platforms. Requires PhD with 6+ years in CAR-T discovery or immuno-oncology.
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abbvie
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Principal Research Scientist I, Biologics Drug Product Development
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Lead biologics drug product development at AbbVie in North Chicago. Seeking BS/MS/PhD with 6-14+ years in pharmaceutics or related fields, expertise in formulation, sterile manufacturing, and tech transfer.
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abbvie
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City Research Scientist
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FDNY seeks a City Research Scientist in New York City to support its life-saving public safety mission. Requires a doctorate plus one year of supervisory or research experience, or a master's degree with three years of research experience.
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City of New York
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Environmental Data Scientist
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AECOM seeks an Environmental Data Scientist in Raleigh to build ML and statistical models for PFAS forensics and environmental data. Requires a quantitative degree and 4+ years of data analysis experience.
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AECOM
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Senior Data Scientist
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Archer seeks a Senior Data Scientist in San Jose to build production ML models from real-time telemetry for next-gen aerospace. Requires strong Python, SQL, time-series expertise, and 2+ years applied ML experience.
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Archer
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LBA Automation Scientist II
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Seeking an LBA Automation Scientist II in Worcester, MA to drive preclinical bioanalysis using MSD, Tecan and Hamilton platforms. Requires 5-7+ years PK/PD/TK assay experience and strong automation skills.
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abbvie
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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.