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Senior data scientist at Optum

Position Senior data scientist
Posted 02 Mar 2026
Expired 01 Apr 2026
Company Optum
Location Dublin | IE
Job Type Full Time

Job Description:

Latest job information from Optum for the position of Senior data scientist. If the Senior data scientist vacancy in Dublin matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at Optum for the position of Senior data scientist below matches your qualifications.

Senior Data Scientist- DublinCaring. Connecting. Growing together.  Senior Data Scientist  to help drive our mission of driving Primary Responsibilities of the Senior Data Scientist: Design and deploy intelligent models  by applying advanced statistical techniques, traditional machine learning algorithms, deep learning architectures, and modern approaches such as Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and Agentic AI. Leverage state-of-the-art libraries and frameworks to ensure scalable, production-grade solutions aligned with enterprise deployment standards.Lead cross-functional discovery sessions  with Data Scientists and Payment Integrity Operations leadership to translate business challenges into actionable analytical objectives. Drive alignment between statistical rigor and emerging AI capabilities to maximise operational impact.Deliver robust statistical analyses  that frame business scenarios with clarity and precision, integrating classical inference methods with generative and agentic reasoning to inform critical decisions and enhance process outcomes.Collaborate with data stewards and engineering teams  to curate high-quality datasets for model development. Ensure data integrity and readiness for both traditional predictive modelling and autonomous agent workflows.Develop end-to-end modelling pipelines  encompassing sampling design, data and selection of appropriate statistical and AI methodologies. Document processes and results with transparency, supporting reproducibility and auditability across both ML and LLM-based systems.Communicate insights and model outputs  effectively to stakeholders, translating complex statistical and AI-driven findings into actionable business narratives.Monitor and refine model performance  through continuous evaluation, incorporating feedback loops and adaptive learning mechanisms. Recommend enhancements to algorithms and agentic workflows that unlock new insights and drive measurable improvements.Required Qualifications of the Senior Data Scientist :   Preferred Qualifications of the Senior Data Scientist :  Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are making an application. Proof will be required to support your application.

Job Info:

  • Company: Optum
  • Position: Senior data scientist
  • Work Location: Dublin
  • Country: IE

How to Submit an Application:

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