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Machine Learning Scientist
Boston, Massachusetts, United States
$94k-$137k/yr OnsiteFull Time
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
2+ YOEPhD (2–3 years) or Master’s (3–5 years) experience in data science; expertise in microbiome bioinformatics, deep learning, Python, PyTorch, high-performance computing, and strong communication skills.
Python, PyTorch, Git, SLURM
2mo
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Machine Learning Scientist — Agentic data pipelines
Boston or Boston
$148k-$210k/yr HybridFull Time
Master's or PhD in a computational STEM field; strong Python; experience with LLM APIs and agent patterns; familiarity with biomedical data; data engineering and ETL.
Python, LLM APIs, Agent frameworks, Cloud (AWS), Docker, Kubernetes, ETL
1mo
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(Senior) Scientist, Machine Learning
Cambridge, Massachusetts, United States
$132k-$259k/yr OnsiteFull Time
2+ YOEPh.D. (2+ yrs industry) or M.S. (6+ yrs) with expertise in molecular ML, quantum chemistry/DFT, generative models; proficiency in Python and modern ML frameworks; experience integrating computational and experimental data.
Python, PyTorch, PyTorch Geometric, DGL, RDKit, ORCA, Gaussian, Q-Chem, Greenhouse
1mo
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(Senior) Scientist, Machine Learning
Cambridge, Massachusetts, United States
$132k-$259k/yr OnsiteFull Time
2+ YOEPh.D. (2+ yrs industry) or M.S. (6+ yrs) in ML/computational chemistry/CS/applied math; expertise in molecular ML, quantum chemistry/DFT, generative models; Python and PyTorch experience; data curation and cross-functional collaboration.
Python, PyTorch, PyTorch Geometric, DGL, RDKit, ORCA, Gaussian, Q-Chem, DFT
1mo
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Machine Learning Scientist – Clinical Prediction
Boston or San Diego or United States
$148k-$186k/yr HybridFull Time
3+ YOEMS in chemistry/bio/chemical engineering or PhD/equivalent; 3+ years relevant experience; strong Python and deep-learning fine-tuning skills; clinical dataset experience; data science and engineering best practices; familiarity with Docker, CUDA, Kubernetes, and Weights & Biases.
Python, Docker, CUDA, Kubernetes, Weights & Biases, HPC
2w
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Senior Machine Learning Scientist I, Model-Driven Optimization
Somerville, Massachusetts, United States
$192k-$265k/yr OnsiteFull Time
PhD-level ML scientist with expertise in probabilistic ML, Bayesian optimization, active learning, experimental design, experience with biological/experimental data, Python and modern ML frameworks, and ability to deliver production-quality ML systems.
Python, PyTorch, JAX, LLM, transformer
1mo
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Senior Machine Learning Engineer / Data Scientist
Boston, Massachusetts, United States
$96k-$215k/yr OnsiteFull Time
1+ YOEAdvanced degree in CS/ML/related, proven experience building LLM/RAG/agentic systems, expertise with Python, LangChain, Hugging Face Transformers, PyTorch, knowledge-graph and vector DBs; multi-omics experience a plus.
Python, LangChain, Hugging Face Transformers, PyTorch
1mo
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Machine Learning Scientist, Applied Machine Learning and Agentic AI, Pharma R&D
New York City or Boston or Redwood City or Chicago
$100k-$160k/yr OnsiteFull Time
3+ YOEPhD required (or Masters with 3+ years), strong AI/ML, agentic AI, oncology data, Python, LangGraph preferred, multimodal data, cloud deployment, excellent communication.
Python, LangGraph, Retrieval-Augmented Generation, LLM
1mo
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Senior Machine Learning Engineer / Data Scientist
Boston, Massachusetts, United States
$96k-$215k/yr OnsiteFull Time
1+ YOEPhD (1–3 yrs industry) or MS (4–6 yrs) in a related field; hands-on experience building LLM/RAG/graph/agent systems; proficiency in Python and ML frameworks; experience with knowledge graphs and vector DBs; strong communication.
Python, LangChain, Hugging Face Transformers, PyTorch
1mo
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Senior Data Scientist
Boston or Minneapolis or Calgary or United States
$165k-$200k/yr RemoteFull Time
2+ YOE2+ years experience in signal processing, data science, or machine learning; strong verbal and written communication; proficient in Python and industry libraries; BS/MS/PhD in a related field.
GitHub, Python, Pandas, NumPy, Scikit-learn, Matplotlib, Seaborn, SQL, AWS SageMaker, PyTorch, HuggingFace
2mo
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Staff Data Scientist, Machine Learning in Epidemiology and Patient Data Products
Lexington or United States
$165k-$190k/yr RemoteFull Time
5+ YOE5+ years ML with real-world patient data; healthcare data; Python; ML pipelines; EHRs and ontologies; cross-functional work.
Python, scikit-learn, PyTorch, statsmodels, SciPy, MLflow
4w
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Senior Data Scientist, Baseball Analytics
Boston, Massachusetts, United States
$100k-$140k/yr OnsiteFull Time
PhD or equivalent experience in a quantitative field preferred; expert SQL; proficiency in R or Python; advanced statistical and machine learning expertise; experience building predictive models and data pipelines; strong communication and baseball knowledge.
SQL, R, Python
4w
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Data Scientist, Baseball Analytics
Boston, Massachusetts, United States
$75k-$100k/yr OnsiteFull Time
Experience in predictive modeling and machine learning, strong analytical skills, deep baseball knowledge, proficiency with SQL and R or Python, ability to communicate technical findings to non-technical audiences. Advanced degree preferred.
SQL, R, Python
4w
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Associate Director, Machine Learning (Core Algorithms)
Boston, Massachusetts, United States
$200k-$245k/yr OnsiteFull Time
8+ YOE4+ Mgmt8+ years in ML or applied data science with consumer product experience; 4+ years managing ML scientists/engineers; experience scaling production ML orgs, cross-functional program leadership, and strong communication skills.
2mo
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Lead Research Scientist - Machine Learning
Woburn, Massachusetts, United States
$174k-$220k/yr OnsiteFull Time
8+ YOEMS with 8+ years or PhD with 5+ years in applied math, physics, electrical engineering, CS, or data science; ML/AI expertise; PyTorch/TensorFlow/JAX; data science tools; Python/C/C++; ability to lead teams and obtain security clearance.
PyTorch, JAX, TensorFlow, scikit-learn, Pandas, Matplotlib, Python, C/C++
2w
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Data Scientist Infectious Disease
Boston, Massachusetts, United States
$106k-$159k/yr OnsiteFull Time
5+ YOEMaster's (or MS+10) with 5+ years research in computational biology or related quantitative field; expertise in Python/R/MATLAB, machine learning, image analysis, statistical modeling; strong publication and grant experience; mentoring experience.
Python, R, MATLAB
1mo
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Data Scientist III - Insurance & Generative AI (Hybrid- Webster or Boston) (Webster, MA, US)
Webster or Boston
$101k-$160k/yr HybridFull Time
2+ YOEBachelor's in a quantitative field with 8+ years experience (or Master's with 2+ years); deep expertise in predictive modeling, machine learning, Generative AI, MLOps, insurance domain knowledge, and leadership/communication skills.
Generative AI, MLOps
1mo
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Lead Research Scientist (Decision Sciences IQ Team)
Boston, Massachusetts, United States
$94k-$174k/yr HybridFull Time
2+ YOEPh.D. in a quantitative field required, research experience in machine learning, 1+ years managing R&D projects, 2+ years programming experience, strong Python skills, experience with large datasets and modeling/statistical techniques.
Databricks, Spark, Python, MLlib, Keras, TensorFlow, Git, Jira, Confluence, Hadoop, AWS, SQL, LLMs
1mo
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Principal Scientist, AI-Driven Oncology Target Discovery
Cambridge, Massachusetts, United States
$167k-$202k/yr OnsiteFull Time
4+ YOEAdvanced degree with relevant experience (PhD 4+ yrs, MS 6+ yrs, BS 8+ yrs) in computational/quantitative field; expertise in machine learning/agentic AI, multimodal biological and clinical data integration, computational target identification, strong scientific communication and publication record.
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