Senior Business Analyst

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. As a Fortune 3 business, we're one of the world's leading healthcare companies. There are no limits here on the resources you'll have or the challenges you'll encounter. We have been supporting global healthcare systems from Ireland and the UK for more than 20 years, building a dynamic and diverse team of more than 2,100 talented individuals. The Business Analyst will play a critical role in strengthening forecasting accuracy, data quality, and decision support across high-volume operational and financial workflows. This role sits at the intersection of Finance Operations, Billing, and Data Insights with responsibility for owning and modernizing invoicing and billing processes while supporting scalable analytics and reporting foundations. A core focus of this role is reducing concentration risk in Commercial Billing, Intersegment Billing, and related invoicing processes, while elevating the quality of financial outputs shared with stakeholders. The ideal candidate brings deep experience in finance operations, billing cycles, and analytics, with the ability to translate complex financial activity into clear, accurate reporting and executive insights. 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.

Own end-to-end invoicing and billing processes, including Commercial Billing, Intersegment Billing, and related invoicing workflows, ensuring accuracy, timeliness, and compliance Support financial operations reporting by maintaining and improving billing input files, monthly planning support files, and tracking outputs Partner with Finance, Operations, and technical teams to ensure alignment between billing activity and financial outcomes, confidently articulating assumptions and methodology Maintain a deep understanding of upstream billing and invoicing drivers and clearly articulate their downstream financial and operational impact Drive the transition from manual, file-based billing workflows to automated and scalable data solutions Define and enforce data quality, validation, and reconciliation controls across invoicing and billing outputs, ensuring confidence in executive-facing metrics Communicate complex billing and financial findings clearly to stakeholders, including explaining variances, risks, and process changes Act as a thought partner in ongoing data platforms and reporting modernization initiatives, including readiness for migration to Snowflake or similar cloud-based environments Any other activities as required You will be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role, as well as providing development for other roles you may be interested in.

Proven experience in Finance Operations, Billing, Invoicing, Revenue Cycle, or Analytics roles supporting complex, high-volume operational or financial environments Proven experience with billing processes, invoice cycles, reconciliation, and financial controls within a structured enterprise environment Demonstrated proficiency in SQL for querying and analyzing data from server-level table views and enterprise