Senior AI ML Engineer
- Design, develop, and deploy scalable AI/ML models to solve complex business challenges
- Lead end-to-end ML workflows, including data preprocessing, model training, hyperparameter tuning, and deployment
- Apply classical machine learning techniques (e.g., boosting, ensemble methods) and modern deep learning frameworks (e.g., PyTorch, TensorFlow) to deliver innovative solutions
- Work with large datasets using tools such as PySpark, Databricks, Pandas, and Numpy to enable data-driven decision-making
- Develop and fine-tune Generative AI and large language models (LLMs) using tools like Hugging Face, LangChain, and similar frameworks
- Collaborate with cross-functional teams to integrate AI/ML solutions with existing systems and applications
- Leverage cloud platforms like Azure AI, Azure ML, Google Cloud Platform, and OpenAI to build and deploy AI/ML models at scale
- Utilize ML lifecycle management tools (e.g., MLflow) to track and monitor model performance
- Conduct thorough data analysis using SQL to derive actionable insights and optimize model performance
- Explore and implement conversational AI systems (e.g., Dialogflow, Vertex AI) to enhance user interactions
- Stay up-to-date with the latest advancements in AI/ML technologies and recommend their adoption where relevant
- 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 regard 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 or Master’s in Computer Science, Data Science, Machine Learning, or a related field
- Skill or experience:
- 5+ years of overall hands-on AI/ML project development using Python programming
- 5+ years of deep learning using PyTorch
- 5+ years of classical machine learning (e.g., sklearn, boosting, NLP)
- 5+ years of data analysis using SQL
- 2+ years of working with large datasets using PySpark, Databricks, Pandas, Numpy, etc.
- 2+ years of experience with Transformers, Hugging Face, LLMs, Generative AI, LangChain
- 2+ years of proficiency with Azure AI, Azure ML, OpenAI
- 2+ years of ML model deployment (e.g., MLflow, Databricks, Azure)
- 1+ years of healthcare domain and system knowledge
- 1+ years of familiarity with Google Cloud Platform (e.g., Dialogflow, Vertex AI)
- AI Scientist experience
- Experience in the healthcare domain, including working with clinical or patient datasets
- Hands-on experience with Generative AI applications and building conversational agents
- Solid understanding of data engineering principles, including ETL pipelines and data workflows
- Demonstrated ability to design and develop foundational AI models and core components that power the organization’s AI ecosystem, enabling scalable, reusable intelligence across products and services. Optimize infrastructure including model architecture, training pipelines, and deployment framework to ensure high performance and reliability
-
Demonstrated ability to collaborate with research, engineering, and product teams to translate cutting-edge AI advancements into production-ready capabilities. Upload ethical AI principals by embedding fairness, transparency, and accountability throughout the model developmental life cycle
- Proven ability to handle unstructured datasets, such as text, images, and audio
- Proven excellent problem-solving and critical-thinking skills
- Proven solid communication skills and the ability to collaborate with cross-functional stakeholders
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.
Additional Job Detail Information
Requisition Number 2325550
Business Segment Optum
Employee Status Regular
Travel No
Country: IN
Overtime Status Exempt
Schedule Full-time
Shift Day Job
Telecommuter Position No
Similar Jobs:
Our Hiring Process
We want you to know what our hiring process looks like. Watch the video and find out what to expect along the way.
What It’s Like
Watch the video and hear how our employees describe what it’s like to work here in Customer Service.
Careers at Optum
If you want to use your abilities to help us challenge the status quo and achieve on our ambitious mission, this is the right place for you. We are creating and delivering quality health care solutions that deeply impact the health care system. And this means opportunities for people like you to grow and innovate with us.
Closing the GAP
Our team members help close the gap in health care. Take a closer look and see how Lisa helps members navigate a complex health care system.