Hiring: Senior AI/ML Applied Scientist - Remote Company: Optum Location: Bellevue, WA Job Posted Time: 2026-09-16 15:58:50 Employment Type: Full-time Target Skills & Keywords: AI/ML, LLM, NLP, Deep Learning, RAG, PyTorch, TensorFlow, Responsible AI, Reinforcement Learning, Multimodal Processing, Generative AI Experience: - 5+ years of experience using ML to solve problems in natural language processing (NLP), multimodal RT processing, and/or other AI domains - 3+ years of DL frameworks such as PyTorch and/or TensorFlow - 3+ years of developing machine learning applications - 3+ years of experience in developing Responsible AI metrics, best practices and/or solutions - 3+ years of solid ML and RL research and developing experience Required Skills: - Developing and implementing models and methods that extend and improve LLM capabilities and reliability - Research, design and implement scalable machine learning models for real-time processing - Developing new solutions and science best practices in Responsible AI - Developing research and innovation agenda - Defining strategies, priorities, and metrics for technical progress in Deep Learning, RAG and LLMs - Collaborating with the Optum AI team and fellow scientists and engineers - Driving adoption of new science and best practices among service teams Qualifications: - Master's degree in computer science or related quantitative field - Ph.D. in Machine Learning (preferred) Compensation: Not specified Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don’t miss this opportunity to join a forward-thinking team!