Senior Data Scientist

Overview Senior Data Scientist role at Optum. This is a full-time position based in Ireland with a hybrid work model (Dublin or Letterkenny offices with home-based telecommuting possible).
Working arrangements This is a full-time position with standard working hours of Monday - Friday, 9am - 5pm. Optum offers flexible work arrangements. Individuals who live and work in the Republic of Ireland have the opportunity to split their monthly work hours between our Dublin or Letterkenny office and telecommuting from a home-based office in a hybrid model.
Primary Responsibilities Be an independent thinker and advocate of data science methods, software engineering, and applications
Research, develop and apply new innovative analytics methods and technologies from other domains to healthcare data
Demonstrate critical thinking beyond your immediate sphere of responsibility
Work with autonomy and in partnership with other Data Scientists, Data Engineers, Software Engineers, and Infrastructure Engineers to solve complex problems
Leverage technical/analytical expertise across the enterprise to architect, deploy and oversee analytics and technology solutions
Prototype new products and solutions with potential to transform the industry
Articulate a vision with strong communication and presentation skills, translating complex concepts, results, models and technologies for diverse audiences
Stay informed about state-of-the-art big data analytics and related technologies
Experience in Commercial environments and/or Product development
Lead a variety of projects including proofs of concept, new product/component development, and reengineering initiatives
Collaborate as part of a small team, sharing ideas and contributing to strategic goals
Required Qualifications – Senior Data Scientist Bachelor's Degree in Engineering/Computer/Statistics or equivalent experience
Experience in analytics/data science in business or academic contexts
Demonstrated experience using programming to solve complex technical problems
Experience accessing data from various data environments
Advanced Qualifications Master's Degree or PhD in a technical field (e.g., computer science, science, engineering, math/stats, physics)
Core knowledge of statistics, machine learning and numerical/computational methods with application to business problems
Extensive programming experience with Python/PySpark/Pandas/Polars or other analytics languages
Experience working within a software development team and using version control systems such as Git
Experience with large-scale distributed computing environments (Hadoop, Hive, Databricks, etc.)
Experience developing analytical solutions on cloud platforms (e.g., Azure)
Experience in the US Healthcare sector
Eligibility & Compliance Please note you must currently be eligible to work and remain indefinitely without any restrictions in the country to which you are applying. Proof will be required. All telecommuters will be required to adhere to the UnitedHealth Group Telecommuter Policy. Optum is an Equal Employment Opportunity employer and all qualified applicants will receive consideration for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, or any other characteristic protected by law. Optum is a drug-free workplace. 2025 Optum Services (Ireland) Limited. All rights reserved.
Location Dublin, County Dublin, Ireland
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