Overview
Senior Data Engineer - Dublin & Letterkenny, Ireland
Optum is a global organisation 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. You will join a culture guided by diversity and inclusion, with talented peers, comprehensive benefits and career development opportunities. This role offers opportunities to contribute to health equity on a global scale.
Careers with Optum offer flexible work arrangements and individuals who live and work in the Republic of Ireland will 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 work model.
Primary Responsibilities
* Data Integration: Integrate data from multiple sources and systems, including databases, APIs, log files, streaming platforms, and external data providers. Handle data ingestion, transformation, and consolidation to create a unified and reliable data foundation for analysis and reporting.
* Data Transformation and Processing: Develop data transformation routines to clean, normalize, and aggregate data. Apply data processing techniques to handle complex data structures, missing or inconsistent data, and prepare data for analysis, reporting or machine learning tasks.
* Contribute to common frameworks and best practices in code development, deployment, and automation/orchestration of data pipelines.
* Implement data governance in line with company standards.
* Partner with Data Analytics and Product leaders to design best practices and standards for developing and productionizing analytic pipelines.
* Partner with Infrastructure leaders on architecture approaches to advance the data and analytics platform, including exploring new tools and techniques that leverage the cloud environment (Azure, Snowflake, others).
* Monitoring and Support: Monitor data pipelines and data systems to detect and resolve issues promptly. Develop monitoring tools, alerts, and automated error handling mechanisms to ensure data integrity and system reliability.
Required Qualifications
* Bachelor\'s Degree (or higher) in Database Management, Information Technology, Computer Science or similar or equivalent experience.
* Proven experience designing data solutions, including data modelling.
* Proven Data Engineering experience.
* Hands-on experience in data processing using PySpark and SQL.
* Experience with orchestration tools like Azure Data Factory or Airflow.
* Experience with Azure Databricks.
* Fluent in SQL, including advanced functions and window operations.
* Demonstrated experience with DevOps tools and CI/CD pipelines.
* Experience applying data governance controls in regulated environments.
* Well versed in Python regarding data manipulation, cleaning, transforming, and analyzing structured data to support data-driven initiatives.
Preferred Qualifications
* A motivated self-starter who excels at managing their own tasks and takes ownership.
* Experience working in projects with agile/scrum methodologies.
* Experience with Snowflake.
* Familiarity with production quality ML and/or AI model development and deployment.
Soft Skills
* Effective communication skills and the ability to understand and adapt to changing requirements.
Additional Requirements
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 to support your application.
All telecommuters will be required to adhere to the UnitedHealth Group\'s Telecommuter Policy.
Optum is an Equal Employment Opportunity employer. We consider all qualified applicants for employment without regard to gender, civil status, family status, sexual orientation, disability, religion, age, race, or any other characteristic protected by law.
© 2025 Optum Services (Ireland) Limited. All rights reserved.
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