3,440 senior research scientist jobs at 1,131 companies in United States
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Senior Staff Research Scientist, Reinforcement Learning
United States
RemoteFull Time
Senior research scientist with expertise in agentic AI and reinforcement learning; capable of leading research, mentoring engineers, and delivering production-grade systems.
4d
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Research Scientist Senior
Indianapolis or Atlanta or New York City or Grand Prairie or Chicago
$156k-$256k/yr HybridFull Time
10+ YOEPhD or clinical degree with research training, plus 10 years of health outcomes research using medical and pharmacy claims, extensive publications, and national or international presentations. Expertise in AI/ML and healthcare research required.
Python, PyTorch, TensorFlow, Scikit-learn, Ray, Generative AI, LLM
3mo
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Senior Research Scientist - Advanced Systems
College Park, Maryland, United States
$176k-$282k/yr OnsiteFull Time
12+ YOESenior research/engineering role requiring 12+ years with a Bachelors or 10+ with a Masters or 8+ with a PhD in a technical field; strong software prototype development and DevOps experience; US citizenship and TS/SCI with Polygraph.
Programming languages: Python, C, C++, Java, Go, CI/CD tools: Jenkins, GitHub Actions, GitLab CI, DevOps tools: Ansible, Terraform/OpenTofu, Databases and data technologies: PostgreSQL, MongoDB, Elasticsearch/OpenSearch, Redis, Kafka, Containerization: Docker, Kubernetes, Cloud platforms: OpenStack, cloud platforms
2d
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Senior Research Scientist
Charlestown, Massachusetts, United States
$70k-$113k/yr OnsiteFull Time
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
5+ YOEDoctorate in a related field and 5–7 years of academic or laboratory research experience. Requires advanced experimental or computational research, data analysis, troubleshooting, laboratory practices, and scientific communication.
induced pluripotent stem cell (iPSC), bioinformatics, multi-omic
4d
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Research Scientist Senior
Durham, North Carolina, United States
OnsiteFull Time
10+ YOEDoctorate required, with 10+ years of postdoctoral scientific research experience, multiple publications, and significant contributions to research. Requires laboratory operations, staff supervision, quality assurance, and regulatory compliance.
4d
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Associate Research Scientist
College Park, Maryland, United States
$80k-$99k/yr OnsiteFull Time
5+ YOERequires a Ph.D. in agronomy, crop and soil science, or related field, 5 years in an assistant research scientist role, 10 years of stakeholder-focused research and outreach, and Airtable proficiency.
Airtable, O*NET Online
2d
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Health AIML Senior Research Scientist
Cupertino, California, United States
OnsiteFull Time
Senior researcher passionate about solving real-world health problems using machine learning and health science in a highly technical research environment.
2w
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Research Senior Scientist
Cambridge or Boston
$137k-$215k/yr OnsiteFull Time
Doctorate in Pathobiology or related field; experience leading in vitro/ex vivo/in vivo research, assay design/validation, animal and sample handling, and analysis of complex datasets.
flow cytometry, ddPCR, Nanostring nCounter, ELISA, PCR, ELISPOT
3mo
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Senior Research Scientist
Dayton, Ohio, United States
OnsiteFull Time
Designs and implements advanced EO/IR/SAR data processing and ATR techniques; proficient in Python/ Matlab/ C++ with ML knowledge; active security clearance required.
Python, Matlab, C/C++
3mo
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Senior Research Scientist
Palo Alto, California, United States
$126k-$248k/yr OnsiteFull Time
PhD in Computer Science or related field; strong background in machine learning, deep learning, and natural language processing; experience with distributed neural network training.
Distributed training, Python, Machine Learning, Natural Language Processing, Deep Learning
3d
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Senior Research Scientist
Oak Ridge, Tennessee, United States
$145k-$175k/yr OnsiteFull Time
8+ YOEPhD in a relevant scientific discipline and 8+ years in semiconductor detector development, fabrication, materials research, radiation detection, and advanced process development; strong technical leadership required.
ion implantation, diffusion, wet chemical processing, etching, surface preparation, metallization, contact formation, passivation, HPGe, gamma-ray spectroscopy, AI
5d
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Senior Research Scientist
Pittsburgh, Pennsylvania, United States
HybridFull Time
7+ YOEProfessional doctorate and 7 years of experience required; relevant education and experience may substitute. Requires research leadership, grant and manuscript development, communication, organization, and CITI completion.
Electronic Health Record (EHR)
1mo
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Senior Research Scientist
Orange, California, United States
$85k-$90k/yr OnsiteFull Time
1+ YOEPh.D. in philosophy/psychology/neuroscience, 1+ year postdoctoral research, 5+ peer-reviewed publications, proficiency with MATLAB/JASP/R, EEG experience, strong writing and presentation skills.
MATLAB, JASP, R, EEG
3mo
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Senior Research Scientist, Evidence Synthesis
Canada or United States
RemoteFull Time
4+ YOEMaster-level health services research or related field with 4-6 years of experience; expertise in systematic reviews or evidence synthesis.
R, R Shiny, EndNote, Microsoft Office
3d
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Research Scientist, Biochemistry
Dallas, Texas, United States
OnsiteFull Time
5+ YOERequires a PhD, master's, or bachelor's degree in the assignment field and 5–9 years of research experience, including senior research associate-level experience.
1mo
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Research Scientist, Foundational Data Science
Berlin or Freiburg or New York City
OnsiteFull Time
Senior data scientist with strong ML experience across tabular domains, experience with benchmarks, building evaluation pipelines, and producing research-quality results; strong communication and judgment in ambiguous environments.
TabPFN, XGBoost, LLM
3d
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Research Scientist, Biochemistry
Dallas, Texas, United States
OnsiteFull Time
5+ YOERequires a PhD, master's, or bachelor's degree in the assignment field plus 5, 7, or 9 years of research experience, including senior research associate experience.
1mo
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Senior Research Scientist
College Station, Texas, United States
$7k/mo OnsiteFull Time
8+ YOEPh.D. in biochemistry or related field, eight years related experience, ability to multi-task and work cooperatively; grant and laboratory experience preferred.
3mo
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Senior Principal Research Scientist
North Chicago, Illinois, United States
$161k-$305k/yr OnsiteFull Time
10+ YOEPhD in biomedical field or DVM/PhD with 8–10+ years of biomedical research; PI experience; strong AI/ML and 3Rs knowledge; proven leadership; strong publication record.
AI, ML, NAMs, 3Rs, GraphPad JMP, Excel
1mo
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Research Scientist
United Kingdom or United States or Czech Republic or Germany or Canada or Switzerland
$125k-$225k/yr RemoteFull Time
Quantitative researcher experienced with modern AI systems, LLM research, epistemics, benchmark/dataset creation, and building evaluations to measure truth and forecast accuracy.
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