37 data scientist machine learning jobs at 24 companies in Medford, MA
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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
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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
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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
2mo
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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
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Scientist II / Senior ML Scientist, Data-Efficient Learning for Drug Discovery
Cambridge or London or San Francisco
$228k-$358k/yr OnsiteFull Time
PhD or equivalent experience in ML or related field; strong experience training models in low-data regimes; expertise in active learning, meta-learning, uncertainty estimation; collaboration with experimental teams.
PyTorch, JAX, scikit-learn
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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
4d
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Senior Data Scientist
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$87k-$294k/yr HybridFull Time
6+ YOE6+ years in data science, AI, analytics, Responsible AI, or consulting; bachelor's or master's in a quantitative field; Python, SQL, machine learning, generative AI, governance, and client leadership experience.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, MLOps, GenAIOps, LLMOps, AWS, Microsoft Azure, Google Cloud
1d
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Data Scientist (GenAI Solutions) - Hybrid
Boston, Massachusetts, United States
HybridFull Time
1+ YOEBachelor's degree or equivalent experience; 1 year in data science or applied AI; programming experience; knowledge of AI, machine learning, GenAI, LLM applications, and strong communication skills.
Python, R, SQL, SAS, Apache Spark, Java, Retrieval-Augmented Generation (RAG), Large Language Models (LLM)
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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
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Senior Data Scientist (Hybrid Schedule)
Berlin or Westwood or Manchester
$124k-$138k/yr HybridFull Time
5+ YOE5+ years related experience, BS in engineering/data science or related field (advanced degree preferred), experience with machine learning, cloud architecture and CI-CD, proficiency in R, Python and shell, knowledge of power systems and grid analytics.
R, Python, shell, CI-CD, SCADA, IED
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Principal Associate, Data Scientist - Card Intelligence
McLean or New York City or Cambridge
$162k-$201k/yr OnsiteFull Time
5+ YOEBachelor's plus 5 years, master's/MBA plus 3 years, or PhD in a quantitative field and data analytics experience; preferred expertise in Python, machine learning, SQL, AWS, and STEM education.
Python, Conda, AWS, H2O, Spark, Scala, R, SQL
1w
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Principal Associate, Data Scientist - Card Intelligence
McLean or New York City or Cambridge
$162k-$201k/yr OnsiteFull Time
5+ YOEBachelor's degree plus 5 years, master's or quantitative MBA plus 3 years, or PhD in a quantitative field; data analytics, machine learning, Python, SQL, and cloud experience required or preferred.
Python, Conda, AWS, H2O, Spark, Scala, R, SQL
3d
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Data Scientist (Hybrid Worcester, MA or Remote)
Worcester, Massachusetts, United States
$85k-$105k/yr HybridFull Time
2+ YOERequires 2+ years of related experience and a bachelor's degree; relevant master's or Ph.D. may count toward experience. Requires statistics, modeling, machine learning, SQL, data visualization, communication, and collaboration skills.
SQL
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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.
3mo
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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++
3d
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Senior Data Scientist / ML Engineer (Gen AI)_Boston
Boston, Massachusetts, United States
$60k-$210k/yr HybridFull Time, Contract
Photon: An information technology organization developing enterprise artificial intelligence and machine learning solutions.
5+ YOERequires 5–10 years in data science or machine learning, strong Python, Pandas, NumPy, Scikit-learn, generative AI and LLM evaluation experience, RAG, embeddings, fine-tuning, and PyTorch or TensorFlow.
Python, Pandas, NumPy, Scikit-learn, PyTorch, TensorFlow, OpenAI, Claude, Gemini, Databricks, MLflow, Spark, Neo4j, Azure AI Foundry, AWS Bedrock, Kubernetes
1w
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Scientist, Data Science
Waltham or Cambridge
$91k-$137k/yr OnsiteFull Time
2+ YOEPhD, MS, or BS with specified experience; 2+ years working with biological or population datasets; Python or R; statistical analysis, machine learning, and NGS data analysis experience.
Python, R, RNA-seq, ChIP-seq, ATAC-seq, GWAS, EWAS, GTEx, TCGA, TOPMed, UK Biobank, FinnGen, DINO, UNI, CONCH, GitHub
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Scientist, Data Science
Waltham or Cambridge
$91k-$137k/yr OnsiteFull Time
2+ YOERequires advanced training in bioinformatics, computational biology, data science, epidemiology, or a related field; biological dataset analysis, Python or R, statistics, machine learning, and NGS experience.
Python, R, machine learning, RNA-seq, DNA methylation, ChIP-seq, ATAC-seq, random forest, gradient boosting, transformers, GTEx, TCGA, TOPMed, UK Biobank, FinnGen, Mendelian randomization, DINO, UNI, CONCH, GitHub
1mo
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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
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