113 applied research scientist jobs at 39 companies in Ossining, NY

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Applied Scientist II
New York City, New York, United States
$158k-$190k/yr HybridFull Time
Garner Health
Garner Health: Identifies high-quality doctors to lower employer healthcare costs.
2+ YOE2+ years as an applied scientist, machine learning engineer, research scientist, or equivalent advanced degree; strong applied problem-solving, metrics, modeling, optimization, communication, and judgment skills.
Python, SQL, AWS, Snowflake, pandas, XGBoost, PyTorch, HuggingFace, LLM tooling, evaluation frameworks
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Applied Research Scientist - Trust and Safety
Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
$219k-$408k/yr OnsiteFull Time
TikTok
TikTok: Global short-form video hosting and social media platform.
5+ YOE5+ years applied research experience with strong quantitative and qualitative methods, experimentation, causal inference, and ability to translate findings into policy and product recommendations.
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Applied Scientist
Palo Alto or New York City
HybridFull Time
Mistral AI
Mistral AI: Developing frontier artificial intelligence models and enterprise AI solutions.
Expertise in PyTorch or JAX, strong Python coding, experience training/deploying large models on GPU clusters, data generation and evaluation, excellent communication and research track record.
PyTorch, JAX, Python, NCCL
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Senior Applied Scientist, Fauna
New York, New York, United States
$184k-$249k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
6+ YOEPhD or Master’s with 6+ years of applied research in robotics/AI; deep learning and model development; robotics systems or embodied AI; evaluation methodologies for ML or robotic systems; teleoperation and human-in-the-loop data collection.
Python, C++, ROS, TensorFlow, PyTorch, MATLAB, ROS2
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Sr Applied Scientist
San Francisco or New York City
$190k-$211k/yr HybridFull Time
Uber
UberNYSE: UBER: A technology platform for transportation, delivery, and freight.
4+ YOE4+ years applied ML experience, advanced probability/statistics, production ML coding, system monitoring, strong communication; M.S./Ph.D. or equivalent experience.
STAN, Pyro
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Staff Applied Scientist - Dashboards
New York, New York, United States
$276k-$345k/yr HybridFull Time
Datadog
DatadogNASDAQ: DDOG: Observability and security platform for cloud applications and infrastructure.
10+ YOE10+ years applied science or engineering experience with technical leadership; experience leading ML/GenAI initiatives and evaluating ML systems at scale; BS/MS/PhD in a scientific field or equivalent experience; strong product mindset and communication.
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Senior Applied Scientist
New York, New York, United States
$117k-$210k/yr OnsiteFull Time
T-Mobile
T-MobileNASDAQ: TMUS: Provides wireless voice, data, and mobile internet services.
4+ YOEAdvanced ML experience (4+ years), strong background in machine learning, big data, cloud platforms; bachelor's in quantitative field plus experience or advanced degree; strong Python/SQL skills.
BigQuery, Snowflake, Redshift, SQL, Python, Scala, AWS, GCP, PySpark, pandas, scikit-learn, scipy, numpy, MLOps, DevOps
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Research Scientist - Center for Surgical and Transplant Applied Research (CSTAR)
New York City, New York, United States
$70k-$130k/yr OnsiteFull Time
NYU Langone Health
NYU Langone Health: Academic medical system providing comprehensive patient care and education.
2+ YOEMS degree and 2–4 years of experience or equivalent. Preferred: 5 years in transplant, nephrology, epidemiology, or health services research, with relevant datasets, publications, presentations, or mentoring.
Epic, Cosmos, Scientific Registry of Transplant Recipients (SRTR), United States Renal Data System (USRDS), Medicare, Medicaid
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AI Research Scientist, FAIR Chemistry
New York City or San Francisco
$184k-$257k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
4+ YOEPhD in a relevant field, 4+ years research experience, publications at top ML conferences, research background in ML/AI/applied math, and experience developing and debugging in Python.
Python
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Principal Applied Scientist - CoreAI
Redmond or Mountain View or New York
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
3+ YOEDegree in statistics, econometrics, CS, electrical/computer engineering or related plus relevant experience (options: BS+6 yrs, MS+4 yrs, PhD+3 yrs or equivalent); experience with AI/ML, agentic systems, metrics and evaluation; must pass Microsoft Cloud background check.
Azure AI, Foundry IQ, M365, Bing, Microsoft Research, LLM
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Senior Apps Applied Scientist
New York City, New York, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Experience in statistical modeling, machine learning, and foundational AI development to build scalable solutions that improve product intelligence and automation.
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Research Scientist
New York, New York, United States
$175k-$250k/yr OnsiteFull Time
Millennium Management
Millennium Management: Global alternative investment firm managing diverse investment strategies.
3+ YOEMS or PhD in a STEM field, 3+ years industry or applied research experience, strong ML/NLP/LLM background, Python and modern ML framework experience, familiarity with cloud, vector DBs, MLOps/LLMOps and AI tooling, strong communication.
LLMs, RAG, Python, PyTorch, TensorFlow, JAX, scikit-learn, Hugging Face, LangChain, LlamaIndex, MLOps, LLMOps, Claude, Codex, GitHub Copilot, Cursor
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Quantum Topological Qubits Research Scientist
Santa Clara or New York City or Malta
$143k-$275k/yr OnsiteFull Time
GlobalFoundries
GlobalFoundriesNASDAQ: GFS: Manufacturer of semiconductors and provider of wafer fabrication services.
12+ YOEMS or PhD in physics/EE/materials/applied physics, 12+ years in quantum devices or semiconductor research, expertise in topological/superconducting systems and cryogenic device physics, experience translating research to scalable platforms.
PDK
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Senior Research Data Scientist
Boston or New York
$330k-$375k/yr HybridFull Time
Roku
RokuNASDAQ: ROKU: Operates a TV streaming platform and sells streaming hardware.
10+ YOEPhD-preferred research data scientist with 10+ years applying causal inference and ML to large observational datasets; expertise in observational causal methods, communication skills, and productionizing pipelines.
Spark, Ray, SQL, Python, scikit-learn, XGBoost, LightGBM
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Applied AI Scientist, Clinical AI Agents
New York, New York, United States
$140k-$300k/yr HybridFull Time
R1 RCM
R1 RCM: Revenue cycle management solutions for healthcare providers.
4+ YOE4+ years in software/ML/AI engineering building production ML or agent systems; strong Python, APIs, evaluation and model-improvement experience; applied knowledge of LLMs, RAG, tool calling, and benchmarking.
Python, APIs, LLM, RAG
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Staff Applied AI/ML Scientist
Charlotte or Denver or New York City
$158k-$237k/yr HybridFull Time
Judi Health
Judi Health: Provides unified healthcare benefits administration and claims processing software.
8+ YOEBachelor's, master's, or higher in computer science, machine learning, or a quantitative field; 8+ years applied AI/ML experience; Python, PyTorch, LLM training, ML platforms, and healthcare data compliance expertise.
Python, PyTorch, GLM, Qwen, Gemma, LLaMA, HuggingFace, Deepspeed, AWS SageMaker, Azure ML, Databricks, RAG, RLHF, HIPAA
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Postdoctoral Research Scientist
New York City, New York, United States
$72k-$85k/yr OnsiteFull Time
Columbia University
Columbia University: Private Ivy League research university providing higher education services.
PhD (or all PhD requirements met) in CS, statistics, applied math, or related quantitative field with focus on cybersecurity/AI/ML; experience designing, developing, and evaluating AI systems; ability to plan and execute evaluation protocols and produce technical reports.
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Lead Applied Scientist, Search & Information Retrieval
New York City or Toronto
$148k-$274k/yr RemoteFull Time
Thomson Reuters
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
8+ YOEPhD preferred and 8+ years post-degree experience building and deploying large-scale search and retrieval systems; strong Python, PyTorch, Hugging Face experience; production expertise in indexing, ranking, semantic and hybrid retrieval.
Python, PyTorch, Hugging Face Transformers, Elasticsearch, OpenSearch, Solr, Vespa, AzureML, AWS SageMaker
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AI Research Scientist- Associate Director
Washington or Orlando or Montvale or New York or Dallas
OnsiteFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
8+ YOE8+ years applied AI/ML research experience in NLP and LLMs; expertise in knowledge retrieval (RAG), AI agent architecture, model training and MLOps; experience with LangChain/LangGraph or Semantic Kernel; Bachelor’s required, advanced degree preferred.
LangChain, LangGraph, Semantic Kernel
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Senior Applied AI/ML Scientist - Compass
Waterloo or New York City or San Francisco or Toronto or London
$196k-$270k/yr HybridFull Time
Faire
Faire: Online wholesale marketplace connecting independent retailers with unique brands.
5+ YOE5+ years building production ML/AI systems, hands-on applied science (data, evaluation, modeling), shipped agentic/LLM features, cross-stack engineering experience, and strong experimental and product judgment.
FLARE, Python, OpenAI Agents SDK, Snowflake