AI​/ML Applied Scientist - Remote

Optum AI Team Member

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities.

Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.

Optum AI is United Health Group's enterprise AI team. We are AI/ML scientists and engineers with deep expertise in AI/ML engineering for health care. We develop AI/ML solutions for the highest impact opportunities across United Health Group businesses including United Healthcare, Optum Financial, Optum Health, Optum Insight, and Optum Rx. In addition to transforming the health care journey through responsible AI/ML innovation, our charter also includes developing and supporting an enterprise AI/ML development platform.

Optum AI team members:

• Have impact at scale:
  We have the data and resources to make an impact n our solutions are deployed, they have the potential to make health care system work better for everyone
• Do ground-breaking work:
  Many of our current projects involve cutting edge ML, NLP and LLM techniques. Generative AI methods for working with structured and unstructured health care data are continuously being developed and improved. We are working in one of the most important frontiers of AI/ML research and development
• Partner with world-class experts on innovative solutions:
  Our team members are developing novel AI/ML solutions to business challenges. In some cases, this includes the opportunity to file patents and publish papers about the methods we develop. We also collaborate with AI/ML researchers at some of the world's top universities

You'll enjoy the flexibility to work remotely from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week.

Primary Responsibilities:

• Developing new solutions and science best practices in Responsible AI
• Developing and implementing models and methods that extend and improve LLM capabilities and reliability
• Research, design and implement scalable machine learning solutions
• Developing our research and innovation agenda
• Design, implement and deploy Deep Learning models, RAG and LLMs
• Collaborating with the Optum AI team and fellow scientist and engineers

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.

Required Qualifications:

• Master degree in computer science, Machine Learning, statistics, engineering, mathematics, or another STEM discipline
• 3+ years of DL frameworks such as PyTorch and/or Tensor Flow
• 2+ years of experience using ML to solve problems in natural language processing (NLP), multimodal RT processing, and/or other AI domains
• 2+ years of experience in Generative AI, grounding architectures, fine-tuning LLMs and/or improving pre-train LLM's performance
• 2+ years of developing machine learning applications
• 1+ year of solid agentic research and developing experience

Preferred Qualifications:

• Ph.D. in Machine Learning with focus on NLP and/or GenAI
• Experience with Advanced Deep Learning, applied math and statistics
• Proven solid technical and scientific knowledge about generative AI

Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives.

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