156 ai scientist jobs at 79 companies in Concord, MA
1mo
Save
Mark Applied
Hide
AI Research Scientist
Bethesda or Cambridge
OnsiteFull Time
Experience developing AI models, identifying and fixing model failures, and applying curiosity to advance machine learning state of the art.
1mo
Save
Mark Applied
Hide
AI Scientist – AI-Driven Target Identification
Cambridge or Basel
$104k-$192k/yr HybridFull Time
PhD required in ML, CS, applied math, computational biology or related; strong experience in generative AI, foundation models, geometric deep learning, multimodal learning, and knowledge graphs; proficient in PyTorch and Python; research publication record.
PyTorch, Python
1mo
Save
Mark Applied
Hide
AI Scientist – AI-Driven Target Identification
Cambridge, Massachusetts, United States
$104k-$192k/yr HybridFull Time
PhD required in ML, CS, applied math, computational biology or related; strong experience in generative AI, foundation models, geometric deep learning, multi-modal learning, and knowledge graphs; proficiency in PyTorch and ML/LLM stack; publications expected.
PyTorch
2mo
Save
Mark Applied
Hide
AI Research Scientist
Andover, Massachusetts, United States
$118k-$176k/yr HybridFull Time
PhD in ML/AI/NLP/Robotics (or strong Master\u0002s) with foundation-model experience, hands-on PyTorch and custom architectures, experiment design, Git-based engineering discipline, and ability to build reproducible ML prototypes.
PyTorch, Git, transformers, Coursera
1mo
Save
Mark Applied
Hide
Principal AI Scientist and Lead
Boston, Massachusetts, United States
HybridFull Time
PhD or equivalent experience in ML/Computational Chemistry/Biology/Biomedical Engineering; several years building and deploying production AI/ML systems; expertise in agentic AI, LLMs, RAG, vector DBs; Python, TS/JS, SQL experience; strong scientific credibility.
Python, TypeScript, JavaScript, SQL, Go, Rust, LLMs, vector databases, RAG
1w
Save
Mark Applied
Hide
Applied AI Scientist - Hybrid
Boston, Massachusetts, United States
$100k-$120k/yr HybridFull Time
1+ YOEBachelor's degree or equivalent experience, 1+ year designing model evaluation benchmarks, applied AI systems experience, Python and modern ML/AI frameworks, and strong stakeholder communication skills.
Python, PyTorch, HuggingFace, Chronos, RLHF, RAG
6d
Save
Mark Applied
Hide
Senior AI & Data Scientist
Westford, Massachusetts, United States
$120k-$228k/yr HybridFull Time
7+ YOEMaster's degree in a quantitative field and 7+ years in data science, machine learning, or AI. Requires Python, SQL, ML frameworks, enterprise AI deployment, LLMs, RAG, cloud, MLOps, and CRM experience.
Python, SQL, PyTorch, TensorFlow, Scikit-learn, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Salesforce, Azure, MLOps, Power BI, Tableau
6d
Save
Mark Applied
Hide
Senior AI & Data Scientist
Westford, Massachusetts, United States
$120k-$228k/yr HybridFull Time
7+ YOEMaster's degree in a quantitative field and 7+ years in data science, machine learning, or AI. Requires Python, SQL, ML frameworks, LLMs, RAG, CRM, cloud, MLOps, and visualization experience.
Python, SQL, PyTorch, TensorFlow, Scikit-learn, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Salesforce, Azure, Power BI, Tableau
6d
Save
Mark Applied
Hide
AI Scientist — Commerce Labs
San Francisco or Burlington or Boston
$117k-$224k/yr OnsiteFull Time
Hands-on machine learning experience, Python and ML tooling proficiency, and expertise in reinforcement learning, deep learning, optimization, causal inference, or operations research. PhD and published research are preferred.
Python, PyTorch, TensorFlow, JAX, Salesforce Commerce Cloud, Shopify, Adobe Commerce, GitHub, Google Scholar, NeurIPS, ICML, ICLR, AAAI, CVPR, RecSys, EC, EMNLP, ACL
6d
Save
Mark Applied
Hide
AI Scientist — Commerce Labs
San Francisco or Burlington or Boston or New York City
$117k-$224k/yr OnsiteFull Time
Hands-on machine learning experience with Python and standard ML tooling; foundation in reinforcement learning, deep learning, optimization, causal inference, or operations research. PhD and research publications preferred.
Python, PyTorch, TensorFlow, JAX, Salesforce Commerce Cloud, Shopify, Adobe Commerce, GitHub, Google Scholar, NeurIPS, ICML, ICLR, AAAI, CVPR, RecSys, EC, EMNLP, ACL
6d
Save
Mark Applied
Hide
Senior AI & Data Scientist
Westford, Massachusetts, United States
$120k-$228k/yr HybridFull Time
7+ YOEMaster's degree in a quantitative field and 7+ years in data science, machine learning, or AI. Requires Python, SQL, ML frameworks, enterprise AI deployment, LLMs, CRM, cloud, MLOps, and visualization experience.
Python, SQL, PyTorch, TensorFlow, Scikit-learn, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), Salesforce, Azure, MLOps, Power BI, Tableau
2mo
Save
Mark Applied
Hide
Scientist-Principal Scientist, Protein Design & Structure
Boston, Massachusetts, United States
OnsiteFull Time
2+ YOEPhD in Biochemistry/Molecular Biology/Biophysics with 2+ years (Scientist) or 5+ years (Senior Scientist) or 8+ years (Principal Scientist) of relevant experience in GPCR/membrane protein expression, purification, and characterization; strong leadership and collaboration skills.
Cryo-EM, FPLC, SEC, Rosetta, AI/ML
2w
Save
Mark Applied
Hide
Scientist/Sr. Scientist, Protein Purification
Cambridge, Massachusetts, United States
$125k-$170k/yr OnsiteFull Time
2+ YOEPhD preferred, or BS/MS with significant industry experience; 2+ years of protein purification experience for Scientist or 4+ years for Senior Scientist; expertise in protein and peptide purification and analytical characterization.
SEC, IEX, RP-HPLC, CE, mass spectrometry, cryo-EM, X-ray crystallography, flow cytometry, AKTA pure, AKTA avant, DLS, MALS, SPR, BLI, DSF, AI/ML
2mo
Save
Mark Applied
Hide
Senior Data Scientist/AI Analyst
Chicago or Norwalk or West Hartford or Washington or Boston or New York City or Atlanta or Hamilton or United States
$135k-$170k/yr RemoteFull Time
5+ YOEBachelor's in a relevant field required; 5+ years in data science or applied AI. Hands-on experience with LLMs, statistics, classical ML, Python/R, SQL, and building/operationalizing AI/ML solutions; experience with Streamlit/R Shiny/PowerBI or similar.
Python, R, SQL, git, Streamlit, R Shiny, PowerBI
1mo
Save
Mark Applied
Hide
AIT - AI Data Scientist Senior Associate
Tampa or Boston or New York City
$72k-$184k/yr OnsiteFull Time
2+ YOEBachelor's degree, minimum 2 years experience, proficiency with Python and data science techniques, experience with ML/AI, strong communication and analytical skills.
Python
1w
Save
Mark Applied
Hide
AI Research Scientist- World Model
Sunnyvale or Pittsburgh or Cambridge
$165k-$185k/yr HybridFull Time
2+ YOEPh.D. in computer science, engineering, or related field, or master's with 3+ years' experience; 2+ years researching foundation models; deep learning expertise; Python or C++; strong communication skills.
Python, C++, CVPR, ICCV, ICRA, ECCV, NeurIPS, ICLR, TVCG, SIGGRAPH, IROS, RSS, AAAI, ACL, EMNLP, CoRL
1w
Save
Mark Applied
Hide
Forward Deployed AI Scientist, Campus, United States - BCG X
Boston or Chicago or Washington or Pittsburgh or New York City or Brooklyn or Manhattan Beach or Dallas or Miami or San Francisco or Seattle or Los Angeles
$110k-$190k/yr OnsiteFull Time
Students pursuing a full-time bachelor's, master's, or PhD graduating December 2026–August 2027; requires advanced analytics, machine learning, data synthesis, communication, coding, and project management skills.
Python
1w
Save
Mark Applied
Hide
Sr. Scientist I/Sr. Scientist II, Applied AI & Agentic Systems for Drug Discovery
Boston or San Francisco
$160k-$220k/yr HybridFull Time
5+ YOEPhD or equivalent in a quantitative field, 5+ years relevant experience for Scientist I or 8+ for Scientist II, drug discovery contributions, LLM agent development, Python, MLOps, and scientific communication.
Large Language Models (LLM), Model Context Protocol (MCP), LIMS, ELN, MLOps, Python, Claude, GPT, Claude Code, Codex, RDKit, OpenEye, Schrödinger
1mo
Save
Mark Applied
Hide
Senior Data Scientist, Health100 AI
New York City or Wellesley
$111k-$222k/yr HybridFull Time
3+ YOE3+ years in data science/analytics; hands-on experience building and productionizing agentic AI solutions; proficiency in SQL and Python; statistical analysis, experimentation, forecasting, and strong stakeholder communication.
SQL, Python, APIs, LangChain, LlamaIndex, Tableau, Power BI
2mo
Save
Mark Applied
Hide
Staff Data Scientist (AI/ML)
Boston or Houston
$174k-$278k/yr HybridFull Time
10+ YOE10+ years data science experience (including 5+ years on AI/ML/GenAI); strong ML/statistics skills; deep Python and ML framework experience; cloud and MLOps proficiency; leadership and cross-functional collaboration skills.
Python, TensorFlow, PyTorch, Scikit-learn, Pandas, LangChain, GCP, AWS, Azure, VertexAI, BigQuery, DataFlow, SQL, NoSQL, MLOps, LLMs
Explore Jobs