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Machine Learning Research Scientist, Post-Training
Scale AI
San Francisco, CA; Seattle, WA; New York, NYPosted Aug 26, 2026 · 9h ago$252k – $315k
Full-time$252k – $315kMid LevelHybridAI / ML
About this role
Scale AI is seeking a Machine Learning Research Scientist to optimize data curation and evaluation for enhancing LLM capabilities. This role involves developing novel post-training techniques like SFT and RLHF, collaborating with AI labs, and publishing research findings.
What we are looking for
6- Research and develop novel post-training techniques (SFT, RLHF, reward modeling)
- Enhance LLM capabilities in text and multimodal modalities
- Design and experiment with preference optimization approaches
- Analyze model behavior for bias mitigation and robustness
- Publish research findings in top-tier AI conferences
- Collaborate with researchers and engineers on data-driven AI development
Skills mentioned
1Machine Learning
