> Markdown version of [/jobs/ext/3932101-senior-ai-ml-applied-scientist-remote](https://www.wearedevelopers.com/jobs/ext/3932101-senior-ai-ml-applied-scientist-remote). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior AI/ML Applied Scientist - Remote - **Company:** Unitedhealth Group Inc - **Location:** Bellevue, WA, United States (Remote available) - **Experience:** Expert - **Salary:** $130,000.0 - $162,500.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Machine Learning, Natural Language Processing, Tensorflow, Real Time Systems, Pytorch, Retrieval-Augmented Generation, Large Language Models, Deep Learning, Information Technology - **Published:** October 26, 2026 - **Apply:** https://www.nexxt.com/job.asp?id=3467090248&tx=ZT2928THD&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54 ## About the Role * Master degree in computer science or related quantitative field * 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, * Ph.D. in Machine Learning with focus on NLP and/or GenAI * Experience with Advanced Deep Learning, applied math and statistics * Experience in fine-tuning LLMs and/or improving pre-train LLM's performance * Solid technical and scientific knowledge in generative AI *All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy ## Description * 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 our research and innovation agenda * Defining the strategies, priorities, and metrics for technical progress in Deep Learning, RAG and LLMs * Collaborating with the Optum AI team and fellow scientist and engineers * Driving adoption of new science and best practices among service teams You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in.