180 ml research engineer jobs at 109 companies in Fairfield, CA
18h
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ML Engineer
Vancouver or San Francisco or San Jose or Cork or London
$160k-$180k/yr HybridFull Time
5+ YOERequires 5+ years of ML engineering experience, including 2+ years deploying production ML systems, strong classical ML and anomaly detection skills, LLM application experience, Python, ML frameworks, telemetry data, and communication skills.
Python, scikit-learn, PyTorch, TensorFlow, pandas, ClickHouse, BigQuery, Snowflake, Spark, eBPF, MLflow, Weights & Biases, BentoML, Claude Code, Kubernetes, Calico
2d
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Research Scientist / Research Engineer
San Francisco, California, United States
$100k-$300k/yr OnsiteFull Time
0+ YOEExperience may range from 0–12 years. Requires strong fundamentals and execution; research candidates need ML or related expertise, while engineering candidates need software skills building ML systems or scalable data infrastructure.
Large Language Models (LLMs), NLP, RLHF, ML
3w
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Research Engineer
San Francisco, California, United States
$200k-$400k/yr OnsiteFull Time
2+ YOE2+ years AI/ML engineering or research experience, experience training and deploying LLMs, fluency in Python and modern ML tooling, track record of productionizing research.
Python, LLMs
1w
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Staff Research Engineer, Scientific Computing and ML/Physics Infrastructure
Cambridge or London or San Francisco
$224k-$294k/yr OnsiteFull Time
Strong software engineering in Python, experience with ML/scientific computing, distributed systems, GPU performance, PyTorch/JAX/CUDA, Linux and containers, orchestration systems, and working with research teams.
Python, PyTorch, JAX, CUDA, Linux, Docker, Kubernetes, Slurm, Ray, Flyte, Argo, CI
1mo
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Founding ML Engineer
San Francisco, California, United States
$150k-$300k/yr OnsiteFull Time
Experienced in biomolecular modeling and ML for drug discovery; ability to fine-tune protein/structure models, build ML systems that integrate with wet-lab workflows, and evaluate model impact on drug development.
ESM, AlphaFold-family models, RFdiffusion, ProteinMPNN
5d
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Staff ML Engineer, Perception Research
Mountain View or New York City or Kirkland or San Francisco
$251k-$310k/yr HybridFull Time
4+ YOEMaster's or PhD in a technical field and 4+ years of industry or postdoctoral research experience in reinforcement learning or foundation models. Requires distributed training, JAX, Flax, and Transformer optimization expertise.
JAX, Flax, TensorFlow, PyTorch, FSDP, xprof, Gemax, XManager
3w
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Research Engineer
San Francisco, California, United States
$180k-$280k/yr HybridFull Time
MS/PhD or equivalent research experience in ML/CS, deep ML knowledge, hands-on experience with RL/agentic systems or multimodal evaluation, strong Python skills, autonomy, and technical writing.
Python
1mo
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Research Engineer / Research Scientist - RE / RS - Proactivity
San Francisco, California, United States
$295k-$555k/yr HybridFull Time
Strong ML engineering and research experience with LLM post-training, reinforcement learning, dataset creation, evaluations, and ability to work in a large ML codebase.
2w
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Staff Research Engineer
San Francisco, California, United States
$195k-$230k/yr HybridFull Time
Significant software/ML/research engineering experience, deep understanding of AI (neurosymbolic approaches), strong implementation and critical thinking skills; PhD/Master's preferred.
1mo
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Research Engineer
Berkeley or London or United States
$141k-$930k/yr HybridFull Time
Strong software engineering with production Python, ML framework experience (PyTorch or Jax), distributed-training knowledge, ability to ship complex systems, bachelor's degree (or equivalent) in CS/physics/math/ML, and motivation for ASI alignment.
Python, PyTorch, Jax, CUDA, Slack
2w
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Research Engineer - Data & Evals
San Francisco, California, United States
OnsiteFull Time
2+ YOE2+ years ML or data engineering experience, strong Python, experience in data quality or evaluation for ML, ability to build pipelines and evaluation metrics, collaborate with clinicians in fast-moving research settings.
Python, DICOM, Spark, Airflow, Databricks
2mo
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Senior Research Engineer - Video Agents
San Francisco, California, United States
$220k-$280k/yr HybridFull Time, Temporary
5+ YOE5+ years ML research or research engineering; experience shipping LLM-powered systems; Python and PyTorch; multimodal models; agent planning, memory, and evals; strong experimentation.
Python, PyTorch
1w
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Research Engineer, Applied AI
San Francisco, California, United States
OnsiteFull Time
Advanced degree in AI/ML or CS, strong RL and LLM experience, Python and systems engineering skills, experience with containers and cloud, and ability to own research-to-production projects.
Python, Docker, Linux, LLMs
4w
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Research Engineer Intern
San Francisco, California, United States
$10k-$19k/yr OnsiteInternship, Full Time
Must be a current university student, have empirical ML research experience and at least one top‑venue publication or equivalent contributions, able to run and debug ML experiments, and familiar with PyTorch.
PyTorch
3mo
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Research Platform Engineer
San Francisco, California, United States
$200k-$300k/yr HybridFull Time
5+ YOE5+ years building and shipping production systems; strong in at least one area of ML infra, distributed systems, data systems, or research tooling; Python expert; experience with ML researchers; high ownership mindset.
Python, C++, CUDA, Rust, Go
2mo
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Applied ML Engineer
San Francisco or Singapore
HybridFull Time
4+ YOE4+ years ML or applied research experience, 2+ years customer-facing technical experience, strong software engineering skills, familiarity with PyTorch/JAX/TensorFlow, and excellent communication.
PyTorch, JAX, TensorFlow
2mo
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Senior Research Engineer - Video Agents
San Francisco or Sydney
$220k-$280k/yr HybridFull Time
5+ YOE5+ years of ML research or research engineering experience, production LLM systems, agent-building experience, strong Python and PyTorch skills, and multimodal model experience.
Python, PyTorch, LLM, LLM-as-judge
3mo
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Research Engineer
San Francisco, California, United States
OnsiteFull Time
Experience in applying AI/ML engineering, multi-agent workflows, multimodal data, or knowledge retrieval systems; strong product-minded and customer-focused mindset.
Python, Machine Learning, Multimodal data, LLM, Knowledge retrieval
5h
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Research Engineer, Cyber Gemini, DeepMind
New York or Mountain View or San Francisco
$174k-$252k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent practical experience; 5 years with large language models, including pre-training or fine-tuning. Cybersecurity, data pipelines, applied research, and ML expertise preferred.
large language models (LLM), Gemini, CodeMender, RL, SFT, ML
2mo
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AI/ML Engineer
San Francisco, California, United States
$155k-$205k/yr OnsiteFull Time
3+ YOE3+ years building AI products; strong Python; experience with evaluation, research, and ML foundations.
Python, Jupyter, Machine Learning
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