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20 of up to 20 (filtered)

Principal Applied Scientist, Copilot Quality

Microsoft

3 days ago $165,600–$296,400
Actively hiring Confirmed live today Posted this week High trust Competitive pay
Machine Learning Large Language Models Deep Learning Reinforcement Learning Retrieval Ranking Post-training Reward Modeling Statistics Predictive Analytics Model Evaluation AI Safety
8+ yrs exp Hybrid

Principal Applied Scientist

Oracle

3 days ago $126,200–$264,100
Actively hiring Confirmed live today Posted this week High trust Below market
Python Large Language Models PyTorch TensorFlow JAX Supervised Fine-Tuning Reinforcement Learning Distributed Training Inference Optimization Synthetic Data Generation Statistical Inference Experimental Design
10+ yrs exp

Principal Applied Scientist

Oracle

3 days ago $126,200–$264,100
Actively hiring Confirmed live today Posted this week High trust Below market
Python Large Language Models PyTorch TensorFlow JAX Supervised Fine-Tuning Reinforcement Learning Agentic Systems Distributed Training Inference Optimization Statistical Inference Experimental Design Synthetic Data Generation Reward Modeling
10+ yrs exp

Principal Data Scientist, AI Infrastructure

Microsoft

4 days ago $142,800–$274,800
Actively hiring Confirmed live today Posted this week High trust Competitive pay
Python SQL Azure Machine Learning Responsible AI DevOps Version Control Data Infrastructure Telemetry Production Deployment
7+ yrs exp

Principal Scientist, Imaging Analytics

Johnson & Johnson

New Brunswick, NJ +3 5 days ago $117,000–$201,250
Actively hiring Confirmed live today Posted this week High trust Below market
Python PyTorch MONAI SimpleITK ITK PyRadiomics nnU-Net 3D Slicer OpenCV Deep Learning MLOps DICOM Radiomics Cloud ML Data Science Data Visualization Medical Imaging Segmentation Registration
3+ yrs exp Hybrid

Principal Applied Scientist

Microsoft

5 days ago $142,800–$274,800
Actively hiring Confirmed live yesterday Posted this week High trust Competitive pay
Generative AI Machine Learning Data Science RAG Multi-agent Architectures Foundation Models Predictive Analytics Responsible AI Production Systems Observability Statistics
9+ yrs exp Hybrid

Principal Data Scientist

T-Mobile

Bellevue, WA 6 days ago $152,880–$275,760
Actively hiring Confirmed live yesterday Posted this week High trust Above market
Machine Learning Deep Learning Generative AI LLM) Fine-Tuning Python SQL R Spark Kafka Hadoop Hive NLP Computer Vision SVM Random Forest Bayesian Inference Data Visualization Big Data Architecture
7+ yrs exp

Principal Data Scientist

HP Inc.

Austin, TX 6 days ago $154,400–$227,750
Actively hiring Confirmed live today Posted this week High trust Competitive pay
Python SQL PySpark Machine Learning TensorFlow Keras PyTorch Scikit-Learn Spark MLlib AWS SageMaker EMR Redshift Azure Docker Airflow MLOps Microsoft Graph API A/B Testing
10+ yrs exp

Principal Data Scientist, User Ecosystem

Reddit

Remote 6 days ago $313,000–$365,100
Actively hiring Confirmed live today Posted this week High trust Above market
Machine Learning PyTorch JAX Causal Inference Recommender Systems Information Retrieval Representation Learning deep-learning Statistics Experimentation Knowledge Graphs Contextual Models Data Science
Remote

Principal Data Scientist

Warner Bros. Discovery

San Francisco, CA +3 6 days ago $227,850–$423,150
Actively hiring Confirmed live today Posted this week High trust Above market
Machine Learning Deep Learning Recommender Systems Python TensorFlow PyTorch Keras SQL AWS Snowflake Spark Google Cloud NLP Reinforcement Learning Causal Inference Information Retrieval Collaborative Filtering
8+ yrs exp Hybrid

Senior Principal Data Scientist, Agentic AI

Warner Bros. Discovery

Atlanta, GA 6 days ago
Actively hiring Confirmed live yesterday Posted this week High trust
Agentic AI Machine Learning Data Science Python PyTorch TensorFlow MLOps AWS GCP Snowflake SQL CI/CD NLP Generative AI Computer Vision Recommender Systems Causal Inference Time-series Forecasting Feature Stores Model Monitoring
10+ yrs exp Hybrid

Principal Applied Scientist

Microsoft

6 days ago $142,800–$274,800
Actively hiring Confirmed live today Posted this week High trust Competitive pay
Python SQL Spark Machine Learning Statistics Predictive Analytics Graph Analysis Anomaly Detection Telemetry Pipelines Data Pipelines Adversarial Simulation LLM OpenRTB Structured Threat Modeling FMEA STPA
9+ yrs exp Hybrid

Principal Data Scientist

Microsoft

6 days ago $142,800–$274,800
Actively hiring Confirmed live yesterday Posted this week High trust Above market
Data Science Python SQL R Azure Data Explorer Kusto Power BI Fabric Azure Databricks Azure Machine Learning Generative AI Anomaly Detection Forecasting Operations Research Cloud Infrastructure Datacenter Capacity Planning
7+ yrs exp Hybrid

Principal Scientist, Data Science

Johnson & Johnson

Spring House, PA +3 7 days ago $117,000–$201,250
Actively hiring Confirmed live today Posted this week High trust Below market
AWS Data Architecture Data Modeling Data Engineering GraphRAG Knowledge Graphs Data Lakes Lakehouses Metadata Management Data Governance SDTM ADaM MedDRA FHIR OMOP DICOM Distributed Data Processing FAIR Data Principles
5+ yrs exp Hybrid

Principal Applied Scientist, User Modeling

Zillow

Remote (United States) 7 days ago $195,600–$312,400
Actively hiring Confirmed live today Posted this week High trust Above market
Reinforcement Learning Causal Inference Python PyTorch TensorFlow LLM SFT DPO RFT GRPO Sequence Modeling GPU Infrastructure Reward Models Off-policy Evaluation Propensity Scoring Econometrics Survival Analysis
Remote

Principal Associate Data Scientist, Alternative Data Strategy

Capital One Financial

McLean, VA +1 7 days ago $161,800–$184,600
Actively hiring Confirmed live today Posted this week High trust Competitive pay
Python AWS Spark H2O SQL Scala R Machine Learning Deep Learning Conda Time Series Sentiment Analysis Clustering Classification Statistical Modeling
5+ yrs exp Hybrid

Principal Applied Scientist, Generative AI

Zillow

Remote 7 days ago $195,600–$312,400
Actively hiring Confirmed live yesterday Posted this week High trust Above market
Large Language Models LLM Post-training SFT DPO RLHF RFT GRPO Reward Modeling Reinforcement Learning PyTorch Python Generative AI Agentic AI ML Frameworks LLM Evaluation
Remote

Principal Applied Scientist

Oracle

7 days ago $126,200–$264,100
Actively hiring Confirmed live today Posted this week High trust Below market
Generative AI Large Language Models LLM NLP VLM AI Agents Data Analytics Retrieval Oracle Cloud Infrastructure OCI Structured Data
2+ yrs exp

Principal Data Scientist

AbbVie

Mettawa, IL 8 days ago $124,500–$236,500
Actively hiring Confirmed live today High trust Competitive pay
Python SQL Generative AI Machine Learning Causal Inference LLM RAG PyTorch TensorFlow MLOps Azure ML Databricks MLflow A/B Testing Distributed Data Processing Transformers Reinforcement Learning Multi-armed Bandits Agile
8+ yrs exp

Principal Data Scientist

AbbVie

Mettawa, IL 8 days ago $124,500–$236,500
Actively hiring Confirmed live today High trust Competitive pay
Python SQL Generative AI Machine Learning Causal Inference PyTorch TensorFlow RAG MLOps Databricks Azure ML MLflow Distributed Data Processing A/B Testing Reinforcement Learning Transformers Agile Deep Learning
8+ yrs exp