86 ai machine learning jobs at 51 companies in Boston, MA
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Senior AI / Machine Learning Engineer
San Francisco or New York City or San Jose or Seattle or Austin or Boston
$115k-$200k/yrHybridFull Time
Absentia Labs: AI-native toxicology platform accelerating drug safety and discovery.
5+ YOE5+ years ML industry experience, proven production-scale model training, expertise with LLMs/diffusion/GNNs, strong PyTorch skills, distributed training and data-pipeline experience, and solid software engineering practices.
Lead Machine Learning Engineer (Finance Tech - AI Enablement)
Cambridge or McLean or New York City
$197k-$246k/yrOnsiteFull Time
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
6+ YOE2+ MgmtBachelor's degree, 6+ years building data-intensive distributed systems, 4+ years programming in Python, Scala, or Java, and 2+ years building, scaling, and optimizing machine learning systems.
TripleTen: Online bootcamp platform for tech career transitions.
7+ YOE7+ years ML engineering experience, production AI/ML systems shipped, strong technical communication, English C1+, able to teach live sessions and review student ML projects.
Nexthink: Provides software to manage and optimize digital employee experiences.
5+ YOEBSc/Master's in CS/ML/Data Science (required), 5+ years building LLM-powered production applications, strong Python, LangChain, PyTorch, AWS, MLOps and model fine-tuning experience, mentoring and collaboration skills, English proficiency.
Applied AI and Machine Learning Scientist (Director)
Cambridge, Massachusetts, United States
$177k-$294k/yrHybridFull Time
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
9+ YOEAdvanced degree preferred; ~9+ years relevant experience; demonstrated leadership in applied AI for drug discovery; strong knowledge of LLMs, foundation models, multimodal AI, and governance; ability to prioritize use cases and drive adoption.
LLMs, foundation models, agentic systems, multimodal AI, retrieval-augmented
Jaxon: Develops trustworthy AI for government and industry in high-stakes environments.
5+ YOEML/AI engineering with NLP focus; Python proficiency; data processing, model evaluation, and LLM experience; cloud; strong communication; security clearance a plus.
Systems & Technology Research: Develops advanced technology for national security and defense applications.
Develop and deploy AI/ML models, analyze large noisy datasets, build scalable services, and collaborate with customers; U.S. citizenship and security clearance eligibility required.
MORSE Corp: Develops AI and autonomous systems for US national security.
Master's or Ph.D. in a relevant technical field, proven computer vision and AI validation experience, Python proficiency, cloud platform and Docker experience, and ability to obtain U.S. security clearance.
Python, AWS, Microsoft Azure, Docker, Airflow, MLflow, AimStack
MatrixSpace: AI-powered radar systems for airspace safety and drone detection.
3+ YOEBS/MS/PhD in CS or related field, 3-5 years building and deploying ML systems, strong C++ and Python skills, experience with AI agents/LLM apps, and excellent collaboration and problem-solving skills.
WHOOP: Wearable technology for personalized health and performance tracking.
7+ YOE3+ MgmtRequires 7+ years in ML, applied science, or software engineering; 3+ years managing teams; bachelor's degree; regulated medical device ML experience; and expertise in validation, traceability, quality, and AI workflows.
Machine Learning, AI, Software as a Medical Device (SaMD), FDA, IEC 62304, ISO 13485, ISO 14971, V&V, QMS
DEKA Research & Development: Designs and develops advanced medical and robotic technologies.
6+ YOEM.S. in CS/AI, 6+ years backend/distributed systems experience, strong Java (Spring Boot, Spring MVC, Hibernate) and Python skills, production ML (PyTorch), Apache Kafka/Spark/ZooKeeper, databases (Oracle, IBM Db2, MSSQL, MongoDB), cloud (AWS).
Java, Spring Boot, Spring MVC, Hibernate, Python, PyTorch, Apache Kafka, Apache Spark, ZooKeeper, REST, SOAP, Oracle, IBM Db2, MSSQL, MongoDB, AWS
Software Machine Learning Engineer (Teradyne, North Reading, MA)
North Reading, Massachusetts, United States
$117k-$186k/yrOnsiteFull Time
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
2+ YOE2+ years in machine learning or applied AI; hands-on ML model deployment; analytical and communication skills; software engineering and version control knowledge; master's or Ph.D. in computer science, electrical engineering, or related field.
Machine Learning and Generative AI Engineer, Digital Transformation
Boston, Massachusetts, United States
HybridFull Time
Harvard University: Provides higher education and conducts advanced academic research.
5+ YOEHands-on ML/GenAI lifecycle expertise; 5+ years post-secondary education or equivalent experience; 2–3 years software development with Python and SQL; 2–3 years deploying NLP/deep learning in cloud; experience with PyTorch/TensorFlow, LangChain/LangGraph, vector DBs, Spark/Kafka, and CI/CD.
Senior / Staff Machine Learning Engineer, Applied AI
Cambridge or San Francisco
$180k-$336k/yrOnsiteFull Time
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
Strong ML engineering with LLM experience; expertise in training, adapting, evaluating, and deploying models; proficiency in Python and modern ML frameworks; ability to design experiments and debug model behavior.
Python, PyTorch, JAX, TensorFlow, Megatron-LM, TorchTitan, DeepSpeed, Ray
Boston Dynamics: Building advanced mobile robots for industrial and warehouse automation.
7+ YOEBS+10 yrs or MS+7 yrs in CS/ML/Robotics; expert Python; experience with training/fine-tuning generative AI and computer vision; familiarity with CUDA and PyTorch; strong software architecture and communication skills.
Flagship Pioneering: Conceives, creates, and builds life science platform companies
Advanced ML/AI expertise with experience in LLMs, RLHF, deploying LLM-powered applications, PyTorch, vLLM, LangGraph, and Python; Masters preferred; strong communication and publication record a plus.
8+ YOEPhD (8+ yrs) or MS (10+ yrs) in a relevant technical field; 8+ years designing, building, and deploying ML/DL/Gen-AI models; hands-on experience with production ML/LLM ops, scalable systems, and leading technical teams.
Lead Machine Learning Engineer (Finance Tech - AI Enablement)
Cambridge or New York City or McLean
$197k-$246k/yrOnsiteFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOE2+ MgmtBachelor's degree,6+ years building data-intensive distributed systems,4+ years programming in Python/Scala/Java,2+ years building/optimizing ML systems,experience with ML frameworks,people-leader experience preferred.