The Role
Develop and deploy AI and machine learning solutions, with a focus on NLP, LLMs, and RAG architectures. Research emerging AI technologies, analyze and preprocess data, engineer features, and optimize model performance. Collaborate with research, engineering, and product teams to productionize AI capabilities while applying fairness, transparency, and accountability principles. Build NLP pipelines, evaluate models, and deploy solutions using cloud platforms, APIs, containers, and modern machine learning frameworks.
Summary Generated by Built In
Requisition Number: 2384446
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.
Primary Responsibilities:
Required Qualifications:
Preferred Qualification:
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
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.
Primary Responsibilities:
- Develop and deploy innovative AI solutions to various business problems. You will have the opportunity to learn and apply some of the most cutting-edge AI technologies
- Research and evaluate new data sources, AI technology trends and methodologies to enhance Organization level data science capabilities and solutions
- Perform data analysis, pre-processing and feature engineering required to ensure quality and reliability of the AI models and optimize them for performance and robustness
- Scientist Responsibilities:
- Collaborate with research, engineering, and product teams to translate cutting-edge AI advancements into production-ready capabilities
- Uphold ethical AI principles by embedding fairness, transparency, and accountability throughout the model development lifecycle
- Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so
Required Qualifications:
- Bachelor's degree or higher in computer science engineering with a focus on language processing. Overall 9+ years of experience in AI ML roles
- Experience implementing multiple machine learning and AI techniques such as supervised, unsupervised, reinforcement learning, Deep learning, NLP
- Exposure to developing solution in NLP space and relevant projects
- Good knowledge of and hands-on skills with repository management and GPU use, and the ability to rapidly set up NLP pipelines for testing new ideas
- Understanding of Both Opensource and Open AI LLMs and RAG architecture
- Sound understanding of common NLP tasks such as text classification, entity recognition, entity extraction, and question answering
- Familiarity with NLP literature, thrust areas, conference venues, and code repositories
- Familiarity with UI tools like Streamlit, flask etc , FAST APIs , Rest APIs , Docker containers
- Proficiency in Python, pytorch , SQL and other programming languages for data analysis and modeling
- Proficiency in libraries such as Hugging face and OpenAI API
- Proficiency with cloud development environments such as Azure, AWS, and GCP
- Proven excellent analytical and problem-solving skills, including the ability to disaggregate issues, identify root causes and recommend solutions
- Proven excellent grasp of using LLMs, Deploying LLMs
Preferred Qualification:
- Experience in ML and NLP R&D with demonstrable impact
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.
Skills Required
- Bachelor's degree or higher in computer science or engineering, with a focus on natural language processing
- 9+ years of experience in AI or machine learning roles
- Experience with supervised, unsupervised, reinforcement, deep learning, and NLP techniques
- Experience developing NLP solutions and relevant projects
- Hands-on experience with repository management and GPU use
- Ability to rapidly set up NLP pipelines for testing new ideas
- Understanding of open-source and OpenAI large language models and RAG architecture
- Understanding of text classification, entity recognition, entity extraction, and question answering
- Familiarity with NLP literature, research areas, conferences, and code repositories
- Familiarity with Streamlit, Flask, FastAPI, REST APIs, and Docker containers
- Proficiency in Python, PyTorch, SQL, and other programming languages for data analysis and modeling
- Proficiency with Hugging Face and OpenAI API
- Proficiency with Azure, AWS, and Google Cloud Platform
- Excellent analytical and problem-solving skills
- Experience using and deploying large language models
- Experience in machine learning and NLP research and development with demonstrable impact
Optum Compensation & Benefits Highlights
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Parental & Family Support — Paid parental leave (six weeks), paid caregiver leave (up to two weeks), Bright Horizons back-up care, and adoption assistance up to $10,000 are prominently included. Feedback suggests these family supports meaningfully aid work-life balance and are often highlighted as strengths.
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Retirement Support — A 401(k) with company match is available to all employees, including part-time staff, alongside other financial protections like disability and life insurance. Feedback suggests broad access and matching make retirement support a core pillar of the package.
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Equity Value & Accessibility — An Employee Stock Purchase Plan offers discounted company stock, with some roles also eligible for sign-on or performance bonuses. Feedback suggests the ESPP is a standout financial perk that helps employees build ownership over time.
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The Company
What We Do
Optum, part of the UnitedHealth Group family of businesses, 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. At Optum, we support your well-being with an understanding team, extensive benefits and rewarding opportunities. By joining us, you’ll have the resources to drive system transformation while we help you take care of your future. We recognize the power of connection to drive change, improve efficiency and make a difference in health care. Join a team where your skills and ideas can make an impact and where collaboration is key to creating technology that produces healthier outcomes.
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Optum Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
Optum has three workplace models that balance the needs of the business and the responsibilities of each role. These models, core on‑site (5 days/week), hybrid (4 days/week) and telecommute or fully remote, vary by country, role and location.
Typical time on-site:
Not Specified
