updated october 2026

RLHF Jobs in Data Science (October 2026)

208 open data science, ML and AI roles ask for RLHF as of October 2026, across 116 hiring companies — 50 of them remote-friendly. Capital One is hiring the most, with 20 openings. New York is the busiest market. Listings are updated daily, and every role links straight to the employer's official application.

Senior Machine Learning Engineer, Speech & LLM Training Data

Propio·Overland Park, KS (Hybrid)·On-site

Senior·ML Engineer

Multilingual speech processing Dataset curation Audio annotation Llm training data pipelines

1mo ago→

Applied Scientist/Research Engineer, LLM Training Data

Propio·Overland Park, KS (Hybrid)·Hybrid

Mid·Research Scientist

Dataset curation Annotation pipelines Multilingual nlp Data quality control

1mo ago→

Generative AI Engineer

Sia·Mumbai, Maharashtra, India·On-site

Mid·AI Engineer

Generative ai model fine tuning Rag pipelines Semantic search optimization Prompt engineering

1mo ago→

Machine Learning Engineer I/II, Applied AI

Lila Sciences·Cambridge, MA USA; San Francisco, CA USA·On-site

Mid·ML Engineer·$116k – $170k

Python PyTorch TensorFlow Model training

1mo ago→

AI Scientist - Agentic Engineering

Mistral AI·Paris, Amsterdam, Linz, Munich, London, Berlin·Hybrid

AI Agentic AI LLMs Machine learning

1mo ago→

Sr. Machine Learning Engineer, Applied Science

Pinterest·San Francisco, CA, US; Remote, US·Hybrid

Senior·ML Engineer·$161k – $332k

Deep learning Recommendation systems Large scale ml Computer vision

1mo ago→

Machine Learning Engineer II, Visual AI

Pinterest·San Francisco, CA, US; Remote, US·Hybrid

Mid·ML Engineer·$139k – $286k

Computer vision Deep learning Model deployment Feature engineering

1mo ago→

Machine Learning Engineer, Safety and Customer Care AI

Lyft·Toronto, Canada·On-site

Mid·ML Engineer

Agentic ai systems Fine-tuning llms High-stakes case reasoning Safety ai infrastructure

1mo ago→

Staff Machine Learning Engineer

BILL·United States·Hybrid

Staff·ML Engineer·$195k – $234k

Machine learning model development Feature engineering Model deployment Automated financial systems

1mo ago→

Manager, Data Science - AI Foundations

Capital One·New York, NY; McLean, VA; San Jose, CA·On-site

Senior·Data Scientist·$197k – $225k

Statistical modeling Relational databases Machine learning Python

1mo ago→

Senior Manager, Data Science - AI Foundations

Capital One·New York, NY; McLean, VA; San Jose, CA·On-site

Senior·Data Scientist·$230k – $262k

Statistical modeling Relational databases Machine learning Python

1mo ago→

Ingénieur Data Science - Génération de données synthétiques - Stage - H/F

ASSYSTEM·Courbevoie, IDF, France·On-site

Data science RLHF Python LLMs

1mo ago→

Senior Machine Learning Engineer

Rubrik·Palo Alto, CA·On-site

Senior·ML Engineer·$189k – $283k

Large language model fine-tuning Real-time ml inference Policy enforcement systems Enterprise-scale ml deployment

1mo ago→

AI Research Scientist, New Grad – Agents & Reinforcement Learning

Snowflake·US-WA-Bellevue·On-site

Junior·Research Scientist·$176k – $230k

Reinforcement learning Agentic systems Experimental ai prototyping Distributed systems

1mo ago→

Principal Security Researcher – AI (Cybersecurity LLM Post-Training, Evals, and Environments)

Palo Alto Networks·Santa Clara, United States of America·On-site

Staff·Research Scientist·$163k – $264k

Python Machine learning Natural language processing Adversarial testing

1mo ago→

Senior Staff ML Engineer, Driver Understanding and Evaluation

Waymo·Mountain View, CA, United States ·On-site

·$281k – $356k

Machine learning Fine-tuning Generative AI Deep learning

1mo ago→

Senior Machine Learning Engineer, Computer Vision/VLM

Waymo·Mountain View, CA, USA; San Francisco, CA, USA·On-site

·$213k – $263k

Computer vision Deep learning Generative AI AI

1mo ago→

Research Scientist: Post-Training

Generalist·San Francisco Bay Area (San Mateo) or Boston (Somerville)·On-site

Senior·Research Scientist·$240k – $350k

Embodied foundation models Multimodal learning Vision-language-action Robotics hardware integration

1mo ago→

Principal AI Researcher

Workday·USA, CA, Pleasanton; USA, GA, Atlanta; Canada, BC, Vancouver·On-site

Staff·Research Scientist

Machine learning research Ai platform architecture Natural language processing Data modeling

1mo ago→

Senior Machine Learning Engineer, Model Training and Reinforcement Learning

Nebius·Palo Alto, California, United States·On-site

Senior·ML Engineer·$195k – $262k

Reinforcement learning Large-scale model training Gpu orchestration Distributed systems

1mo ago→

Senior Applied Scientist, Efficient LLM Inference & Model Optimization

Nebius·Palo Alto, California, United States·On-site

Senior·AI Engineer·$195k – $262k

Large-scale gpu orchestration Llm inference optimization Model deployment architectures Compute/storage/networking optimization

1mo ago→

Staff AI Engineer, Payments Intelligence

Yuno·Europe·Hybrid

Staff·AI Engineer

Python Machine learning Deep learning Data pipelines

1mo ago→

Senior Applied AI/ML Scientist

Judi Health·Charlotte, North Carolina, United States; Denver, Colorado, United States; New York, New York, United States·On-site

Senior·AI Engineer·$180k – $226k

Ai/ml model deployment Unified claims processing architecture Price transparency algorithms Healthcare data pipelines

1mo ago→

Senior Principal Data Scientist (Fulfilment)

Grab·Singapore, Singapore·On-site

Senior·Data Scientist

Python SQL Machine learning Reinforcement learning

1mo ago→

Principal Data Scientist - AI

Anaplan·Pennsylvania-Remote, United States ·Hybrid

Staff·Data Scientist

Python Machine learning Deep learning SQL

1mo ago→

Principal AI Data Scientist

Anaplan·London, United Kingdom·On-site

Staff·Data Scientist

Python Machine learning Deep learning Statistical modeling

1mo ago→

AI Engineer, Agent Platform

NewsBreak·Mountain View, California, United States·On-site

Senior·AI Engineer·$120k – $220k

Python PyTorch TensorFlow LLMs

1mo ago→

Research Engineer, Production Model Post-Training

Anthropic·Zürich, CH·On-site

Mid·AI Engineer

Reinforcement learning Model fine-tuning Distributed training frameworks Alignment research

1mo ago→

Research Engineer, Pretraining

Anthropic·London, UK·On-site

Mid·AI Engineer·$260k – $630k

Large language model pretraining Distributed systems optimization RLHF Model interpretability techniques

1mo ago→

Machine Learning Engineer

10a Labs·Remote·Remote

Senior·ML Engineer·$130k – $200k

Machine learning Reinforcement learning Model evaluation Natural language processing

1mo ago→

Staff+ Software Engineer, RL Data Platform

Anthropic·San Francisco, CA | New York City, NY·On-site

Staff·AI Engineer·$320k – $405k

Reinforcement learning data pipelines Human in the loop feedback systems Distributed data processing Data quality assurance

1mo ago→

Staff+ Research Engineer, RL Data Platform

Anthropic·San Francisco, CA | New York City, NY·On-site

Staff·AI Engineer·$500k – $850k

Reinforcement learning data pipelines Human in the loop feedback systems Data quality assurance Distributed data processing

1mo ago→

Senior Machine Learning Engineer, Agent Eval Platform

ServiceNow·Santa Clara, CALIFORNIA, United States·On-site

Staff·ML Engineer

Reinforcement learning reward design Trajectory evaluation metrics Human in the loop labeling Calibration methods

1mo ago→

Principal Research Scientist - Evaluations

Canva·San Francisco, United States·On-site

·$310k – $420k

Generative AI Agentic AI RLHF AI

1mo ago→

Principal Research Scientist - Evaluations

Canva·Sydney, NSW, Australia·On-site

Generative AI Agentic AI RLHF AI

1mo ago→

Staff Machine Learning Engineer, Agent Eval Platform

ServiceNow·Mountain View, CALIFORNIA, United States·On-site

Agentic AI AI LLMs Fine-tuning

1mo ago→

Machine Learning Research Scientist, Evaluations

Scale AI·San Francisco, CA; Seattle, WA; New York, NY·On-site

·$181k – $226k

AI Generative AI LLMs RLHF

1mo ago→

Data Scientist- Gen AI

Fractal·Bengaluru; Pune; Mumbai; Chennai; Hyderabad; Gurgaon; Noida·On-site

LLMs Generative AI AI Software engineering

1mo ago→

Senior Vice President, AI / Machine Learning Software Engineer

BNY·New York, NY, United States·On-site

AI Agentic AI RAG LLMs

1mo ago→

Senior AI/ML Specialist

Cyncly·Kochi, Kerala, India·On-site

LLMs Fine-tuning RLHF Hugging Face

1mo ago→

Research Engineer

Tessera Labs·San Jose Office (HQ), New York City Office·On-site

·$200k – $300k

AI Snowflake Reinforcement learning Agentic AI

1mo ago→

Machine Learning Research Engineer

Flagship Pioneering, Inc·Cambridge, MA USA·On-site

Mid·Research Scientist·$120k – $193k

Deep learning Psychological data modeling Reinforcement learning Natural language processing

1mo ago→

Research Engineer, Visual Knowledge Work

Anthropic·New York City, NY; San Francisco, CA; Seattle, WA·On-site

Mid·AI Engineer·$350k – $850k

Computer vision Reinforcement learning LLMs Data annotation

1mo ago→

Research Engineer, RL Engineering

Anthropic·San Francisco, CA | New York City, NY | Seattle, WA·On-site

Mid·AI Engineer·$500k – $850k

Reinforcement learning ML infrastructure Model training pipelines Distributed systems

1mo ago→

Research Engineer, Production Model Post-Training

Anthropic·San Francisco, CA | New York City, NY | Seattle, WA·On-site

Mid·AI Engineer·$350k – $500k

Distributed training frameworks Model alignment techniques Post-training optimization Safety evaluation pipelines

1mo ago→

Research Engineer, Code RL (Reinforcement Learning)

Anthropic·San Francisco, CA | New York City, NY·On-site

Senior·AI Engineer·$500k – $850k

Reinforcement learning Autonomous ai agents Code generation Model autonomy

1mo ago→

Staff Gen AI Research Scientist

Anduril Industries·Costa Mesa, California, United States; Seattle, Washington, United States; Washington, District of Columbia, United States·On-site

Staff·Research Scientist·$220k – $292k

Machine learning Deep learning Computer vision Sensor fusion

1mo ago→

Staff Research Engineer (LLM Pre-Training)

JetBrains·Amsterdam, Netherlands; Berlin, Germany; Limassol, Cyprus; London, United Kingdom; Madrid, Spain; Munich, Germany; Paphos, Cyprus; Prague, Czech Republic; Remote, Germany; Warsaw, Poland; Yerevan, Armenia·Hybrid

Staff·Research Scientist

Python PyTorch Transformers Distributed training

1mo ago→

Vice President – AI Engineer

Barclays·Bengaluru, Maruthi Onyx - TESCO TSA; Pune, Gera Commerzone SEZ·On-site

Senior·AI Engineer

Python Java C++TensorFlow

1mo ago→

Senior Research Data Engineer

Canva·London, England, United Kingdom·On-site

Senior·Data Engineer

Python SQL Airflow Spark

1mo ago→

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Methodology: live data science, ML and AI listings tagged RLHF. A job is tagged when its description names the skill, or when our enrichment step identifies it from the role. Counts are live and change daily as roles open and close.

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