[Remote] Sr Data Engineer, Test Automation, AI/ML Systems

Note: The job is a remote job and is open to candidates in USA. Optum is committed to improving healthcare through innovative technology solutions, and they are seeking a Senior Data Engineer to design and implement automated testing for AI/ML workflows. The role involves analyzing clinical data, validating software quality, and mentoring junior engineers while integrating automated tests into cloud platforms. Responsibilities • Design and implement automated test suites for AI/ML workflows that enables Optum to derive information from patient data in a scalable, reliable, and cost-effective manner using AI • Analyze clinical data and determine the best designs on how to verify the correct processing of this data • Perform functional, regression, integration, and system testing to validate software quality • Identify, create, and track reproducible defects using bug-tracking tools, collaborating with developers for resolution • Conduct performance and load testing to identify bottlenecks and measure throughput • Integrate automated tests to our AWS and GCP accounts to achieve continuous integration (CI/CD) • As an advocate for product quality, ensure that team members adopt agile SCRUM methodologies, perform unit tests, code reviews • Review and contribute to engineering specifications to ensure that each feature/user story can be tested in an automated fashion • Write integration test plans with end-end test automation as a goal • Mentoring a couple of mode Junior engineers who may write test cases • Design, develop, and deploy AI-powered solutions using no-code, low-code, and advanced platforms, translating business needs into scalable applications that enhance products, workflows and decision-making Skills • Master's degree in computer science, Engineering, or a related technical field • 4+ years of work experience in AI/ML engineering with solid proficiency in Python programming • 2+ years of experience as an SDET using test automation tools like Selenium, Cypress or similar tools • Experience in at least one project using API testing tools like Selenium, Pytest, Postman or similar • Delivered at least one product hosted on a cloud platform (AWS, GCP, or Azure) • AWS experience such as RDS, ALB, Redis Cache, Secret Manager, EC2, IAM • Experience in deploying generative AI systems (LLMs, Prompts, Agentic systems) • Experience with Rally • Experience integrating with healthcare data systems and working with clinical data formats • Solid communication and collaboration skills, with the ability to thrive in fast-paced and ambiguous environments • Solid analytical skills and ability to debug issues in complex systems • Experience with CI/CD pipelines and infrastructure-as-code tools (e.g., Terraform, CloudFormation, GitHub actions, Azure DevOps) Benefits • Comprehensive benefits package • Incentive and recognition programs • Equity stock purchase • 401k contribution Company Overview • Optum is a healthcare company that provides pharmacy services, health care operations, and population health management. It is a sub-organization of UnitedHealth Group. It was founded in 2011, and is headquartered in Eden Prairie, Minnesota, USA, with a workforce of 10001+ employees. Its website is Company H1B Sponsorship • Optum has a track record of offering H1B sponsorships, with 506 in 2025, 559 in 2024, 620 in 2023, 851 in 2022, 593 in 2021, 438 in 2020. Please note that this does not guarantee sponsorship for this specific role. Apply tot his job