46 senior machine learning engineer jobs at 24 companies in Fontana, CA
3mo
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Senior Machine Learning Engineer - News
New York or Glendale
$149k-$199k/yr HybridFull Time
5+ YOE5+ years in production ML engineering; strong CS/math background; backend microservices; cloud (AWS); data pipelines; ML Ops; leadership and collaboration.
AWS, Step Functions, Lambda, Glue, SQS, SNS, Personalize, Spark, Databricks, Kinesis, Kafka, REST, CI/CD, Datadog, Rest APIs
3mo
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Senior Machine Learning Engineer
Costa Mesa, California, United States
OnsiteFull Time
Hands-on experience training and evaluating deep models for segmentation and detection (PyTorch); understanding vision transformers and 2D/3D data; strong Python skills.
Python, PyTorch, torchvision, Detectron2, MMDetection, Hugging Face Transformers, FastAPI, Docker, AWS
1mo
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Machine Learning Engineer, Senior Manager
Southfield or San Francisco or Seattle or Boston or New York City or Los Angeles or San Diego or United States
$184k-$270k/yr RemoteFull Time
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.
Kubeflow, DVC, Ray, gRPC, GraphQL, Databricks MLflow, Databricks Model Serving, MLflow, Apache Airflow, Spark, Flink, Kafka, Kinesis, Snowflake, Databricks, XGBoost, Transformers
3w
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Machine Learning Engineer - Multimodal
Los Angeles or Torrance
$160k-$250k/yr OnsiteFull Time
5+ YOE5+ years deep learning experience with 2+ years on multimodal image+text models, strong Python and PyTorch, production deployment experience, MS/PhD preferred in CS/EE or related.
Python, PyTorch, CAD/CAM, Copilot
2mo
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Senior Machine Learning Engineer
Glendale or San Francisco or New York
$142k-$199k/yr HybridFull Time
5+ YOE5+ years building/operating large-scale data or ML systems; strong distributed-systems fundamentals; experience with Kafka/Kinesis/Spark/Flink; proficiency in Python and familiarity with Java, Scala, Go, C++; cloud-native (AWS, Kubernetes); Bachelor’s/Master’s in related field.
Kafka, Kinesis, Spark, Flink, Python, Java, Scala, Go, C++, AWS, Kubernetes
1mo
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Senior Machine Learning Engineer
Irvine or Seattle
$180k-$215k/yr OnsiteFull Time
4+ YOEBachelor's or Master's in CS/AI/Statistics or related, 4+ years industry ML experience, proficiency in Python and PyTorch/TensorFlow/JAX, C++ for deployment, deep learning and navigation stack knowledge, production deployment experience.
Python, PyTorch, TensorFlow, JAX, C++
3w
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Machine Learning Engineer II
Diamond Bar, California, United States
$100k-$146k/yr OnsiteFull Time
5+ YOEBachelor's in a quantitative field required (Master/PhD preferred); strong Python and ML framework experience (PyTorch/TensorFlow); production MLOps, cloud, and industrial data experience; preferred 5+ years in ML/industrial AI.
Azure Machine Learning Studio, Azure Machine Learning, XGBoost, Random Forests, LSTMs, Autoencoders, Isolation Forests, One-Class SVMs, Dynamic Time Warping, PCA, MLflow, Kubeflow, Docker, Kubernetes, PySpark, Databricks, Python, C++, C#, JavaScript, R, PyTorch, TensorFlow, Scikit-Learn, NumPy, Pandas, SciPy, SQL, NoSQL, InfluxDB, TimescaleDB, Google Cloud Platform, AWS, GCP, LangChain, LlamaIndex, Microsoft Semantic Kernel, AutoGen, CrewAI, Azure AI Foundry, OpenAI API, Hive, Pig, MATLAB, Weka, Matplotlib
18h
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Senior Machine Learning Engineer, TikTok BRIC Community Health
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
$162k-$388k/yr OnsiteFull Time
2+ YOEMaster's degree or above in a relevant technical field and 2+ years of machine learning experience. Requires strong software engineering, machine learning, Python or Java/C++/Go, and Spark, Hadoop, or Hive experience.
Python, Java, C++, Go, Spark, Hadoop, Hive, LLMs
1mo
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Machine Learning Engineer, Level 5
Palo Alto or Seattle or San Francisco or Los Angeles or New York City or Bellevue
$178k-$313k/yr OnsiteFull Time
5+ YOE5+ years post-Bachelor’s ML experience (alternatively advanced degree + fewer years); strong ML fundamentals, production ML lifecycle experience, collaboration and mentorship, proficiency with modern ML frameworks and AI tools.
TensorFlow, Caffe2, PyTorch, Spark ML, scikit-learn
2w
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Machine Learning Engineer
Huntington Beach, California, United States
$120k-$160k/yr OnsiteFull Time
Experience building ML data and training pipelines, PyTorch model training, edge deployment on Jetson-class hardware, Python and C++ proficiency, and expertise in dataset/versioning and multi-GPU training.
Python, C++, PyTorch, TensorRT, ONNX Runtime, DVC, Parquet, SQL, CUDA, ROS 2, Docker, Rust, SageMaker
1mo
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Senior Machine Learning Engineer - USDS Shop Ads
Los Angeles, California, United States
$178k-$416k/yr OnsiteFull Time
5+ YOEProficient in SQL and Python, experience with Hadoop/Spark, strong ML and data engineering skills, analytical problem-solving, and experience improving ad/recommendation systems.
SQL, Python, Hadoop, Spark
1w
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Staff Machine Learning Engineer
Pasadena or San Francisco or Washington or United States
HybridFull Time
6+ YOE6+ years building production backend and ML-driven systems; experience with LLMs, agentic systems, retrieval/RAG, evals, PyTorch, Python; BS/MS/PhD or equivalent.
PyTorch, Python, Rust, Triton, vLLM
1mo
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Staff Machine Learning Engineer - League of Legends
Los Angeles, California, United States
$229k-$320k/yr OnsiteFull Time
6+ YOEBachelor's or equivalent experience; 6+ years delivering ML systems (3+ in applied modeling); experience with complex data, production ML, mentoring, strong communication.
2mo
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Machine Learning Engineer 5 - Ads Inventory Management & Forecasting
Los Gatos or New York or Los Angeles
$466k-$750k/yr OnsiteFull Time
Experience building end-to-end ML deployment and low-latency inference infra for real-time ad systems; handling large-scale data with Spark; forecasting ad metrics; building scalable simulations; cross-functional collaboration.
Spark, Lucene, VAST, OpenRTB, SSP, DSP
1mo
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Machine Learning Engineer, Level 5
Palo Alto or Seattle or San Francisco or Los Angeles or New York City or Bellevue
$178k-$313k/yr OnsiteFull Time
5+ YOE5+ years post-Bachelor’s ML experience (or equivalent with advanced degree), strong ML knowledge, experience building/deploying large-scale ML systems, familiarity with ranking/recommendation/search/image ML, strong collaboration and mentorship skills.
TensorFlow, Caffe2, PyTorch, Spark ML, scikit-learn
2mo
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Machine Learning Engineer 5 - Decisioning & Optimization
New York or Los Angeles or Los Gatos or Seattle
$466k-$750k/yr OnsiteFull Time
7+ YOE7+ years software engineering; 3+ years ML infrastructure, model serving, or ML platform experience in ads/real-time decisioning; real-time model serving with sub-20ms latency; proficiency in Java, Python, or Scala; experience with ML serving frameworks and real-time feature pipelines; strong model monitoring and production readiness.
Java, Python, Scala, ML serving frameworks, feature stores, model registries
2mo
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Sr Engineer, AI/Machine Learning
Irvine, California, United States
$140k-$170k/yr OnsiteFull Time
3+ YOE3+ years in AI/ML, DSP, and deep learning; strong MATLAB/Python/C/C++; experience with PyTorch/TensorFlow; design and deploy ML models for biomedical data.
MATLAB, Python, C, C++, PyTorch, TensorFlow, Keras, scikit-learn
2w
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Senior ML Ops Engineer (Machine Learning Infrastructure)
Los Angeles, California, United States
$150k-$250k/yr HybridFull Time
5+ YOE5+ years building large-scale systems with 2+ years on ML infrastructure; BS in CS/ML/engineering; proficiency in Python and Git; experience with CI/CD, distributed training, cloud ML architectures; strong communication and system design skills.
MLflow, SageMaker, Kubeflow, Airflow, Metaflow, Python, Git, PyTorch DDP, Horovod, Ray, AWS, GCP, Azure
2mo
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Machine Learning Engineering Manager - Ads Engagement Modeling
United States or San Francisco or New York City or Los Angeles or Chicago
$230k-$322k/yr RemoteFull Time
4+ YOE2+ MgmtManagerial experience building ML teams, deep hands-on ML expertise, end-to-end model lifecycle and production deployment experience, 4+ years with TensorFlow or PyTorch, strong strategic and communication skills; Ads/engagement modeling preferred.
TensorFlow, PyTorch
4w
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Software Engineer, Machine Learning
Sunnyvale or Los Angeles or Bellevue or Menlo Park or Seattle or Burlingame or New York City or San Francisco or Chicago or Mountain View
$184k-$257k/yr OnsiteFull Time
8+ YOE8+ years programming experience (or 4+ with PhD), bachelor's in CS/CE or equivalent, demonstrated technical leadership, data-driven problem solving; preferred ML, NLP, and responsible AI experience.
TensorFlow, PyTorch, Scikit-learn
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