Lead AI or ML Engineer

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 diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health equity on a global scale. Join us to start Caring. Connecting. Growing together.

AI/ML Engineers code and develop software that deploys ML models and algorithms into production. Communicate and present complex analytics results and concepts to leadership and internal stakeholders. Employ AI and/or ML that may include natural language processing (NLP), natural language understanding (NLU), semantic understanding, intent classification, computer vision, deep learning, and automatic speech recognition (ASR).Applies deep learning technologies to give computers the capability to visualize, learn and respond to complex situations. May adapt machine learning to areas such as artificial intelligence, robotics and other products that allow users to have an interactive experience. Work with large scale computing frameworks, data analysis systems. Employees in this role are expected to apply knowledge of experimental methodologies, statistics, optimization, probability theory and machine learning using code for tool building, statistical analysis, using both general purpose software and statistical languages.

Primary Responsibilities:

• Lead and manage the data science team, ensuring that all data the company through data-driven decisions and predictive analytics
• Develop and implement advanced algorithms, predictive models, and machine learning techniques to solve complex business problems
• Collaborate with key business stakeholders to understand their data needs and provide data-driven recommendations
• Oversee the, ensuring high-quality data analysis and predictive modeling
• Develop and implement advanced statistical models and machine learning algorithms to extract key deployment and maintenance of data analytics infrastructure
• Ensure the accuracy, quality, and integrity of data used for analysis
• Monitor the performance of data-driven models and make necessary adjustments for continuous improvement
• Promote data literacy across the organization and provide training as necessary insights from large datasets
• Collaborate closely with cross-functional teams, including IT and Operations, to ensure alignment of data
• Stay updated with latest industry trends in data science and analytics and implement new technologies as required
• 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:

• Graduate degree from a renowned institute in: Engineering/Statistics/Economics/Computer Science/ Mathematics (with a solid quantitative background)
• Experienced researcher with 10+ years of experience in developing and deploying Machine Learning (ML) solutions to generate business value
• 4+ years of mentoring, and grooming a small team of Data Scientists / ML Engineers
• Hands-on experience in using algorithm libraries / frameworks like PyTorch, TensorFlow and H2O
• Hands-on experience in working with Big Data technologies such as SPARK
• Worked hands-on on the cloud and have familiarity with cloud-based AI/ML services
• Worked in Healthcare and have prior understanding of the kind of data, systems and problems involved in Healthcare
• Worked hands-on using pre-trained models leveraging Transfer Learning, as well as using frameworks / libraries for NLP (e.g. Hugging Face, spaCy etc.) and CV (e.g. OpenCV)
• Solid theoretical and practical knowledge of some or most econometric/statistical methods like Linear Regression, Logistic regression, Generalized Linear Model, Survival Analysis, Sampling Techniques, Time Series Analysis, CART, CHAID, Clustering, Discriminant Analysis, Principal Component Analysis, Factor Analysis, Multidimensional Scaling etc.
• Solid theoretical and practical knowledge of some or most Machine Learning techniques like Random Forest, Support Vector Machine, Gradient Boosting Machine, XGBoost etc.
• Solid theoretical and practical knowledge of some or most Deep Learning techniques across Recurrent Neural Networks, Convolutional Neural Networks etc. and Transformer Architectures as applied in the domains of Natural Language
• Processing (NLP) and / or Computer Vision (CV)Consistent track record of building and successfully deploying Machine Learning solutions with demonstrable value to the organization
• Solid to expert level programming ability Python
• Proven ability to possess solid technical writing skills and must have published research papers in leading academic journals on topics related to Artificial Intelligence & Machine Learning
• Proven ability to possess good presentation and public speaking skills; ability to organize and present information to audiences with disparate levels of technical understanding
• Proven ability to work well in a matrix organization and possess solid collaboration skills as well as the ability to build partnerships
• Proven ability to work well under pressure in a fast-paced environment
• Proven excellent consulting skills, including the ability to engage with and present to CXO leaders as well as stakeholders with minimum to high analytics exposure across various departments in an organization
• Proven good conflict management and prioritization skills
• Proven excellent analytical and problem-solving skills, including the ability to disaggregate issues, identify root causes and recommend solution
• Proven professional, service oriented, proactive and flexible

Preferred Qualifications:

• Post-graduate degree
• Experience in ML R&D with demonstrable impact
• Exposure to U.S. Healthcare
• Knowledge of Java and / or R
• Knowledge of Azure

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.