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.

The Senior Business Analyst is responsible for identifying business improvement opportunities, driving operational efficiencies, and supporting Payment Integrity initiatives through rigorous research, data analysis, and issue resolution. This role requires deep familiarity with medical policies, reimbursement methodologies, CMS guidelines, and coding requirements. The ideal candidate is highly analytical, research-driven, and experienced in resolving root-cause issues that have Legal, Regulatory, or Member Impact considerations.

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:

Business Analysis & Research

• Identify business improvement opportunities to drive process optimization and operational efficiency
• Conduct in-depth research using CMS.gov, medical policies, reimbursement guidelines, and industry coding requirements
• Analyze data trends to identify root causes and recommend sustainable solutions

Payment Integrity & Claims Investigation

• Utilize data and other tools to investigate and resolve issues
• Review, interpret, and apply regulatory and reimbursement policies in the evaluation of complex claim issues
• Perform required maintenance and updates to ACE Smart Edits based on findings and research outcomes

Issue Resolution & Operational Support

• Submit requests for provider education based on issue outcomes and policy clarifications
• Identify barriers or process gaps that may delay resolution and escalate concerns appropriately
• Ensure compliance with legal, regulatory, and privacy standards throughout issue analysis and remediation activities

Relationship Management

• Build, foster, and maintain solid relationships with internal partners and clients who have upstream or downstream impacts to business operations
• Collaborate cross-functionally to communicate insights, share findings, and align on remediation strategies

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.

Required Qualifications:

• High School Diploma or GED
• Must be 18 years of age or older
• Proven experience working in healthcare with knowledge of industry terminology and regulatory guidelines
• Demonstrated proficiency in Microsoft Word (templates and correspondence), Excel (sorting, filtering, tables), and Outlook (email and calendar management)
• Proven ability to work full-time during standard business hours (8:00 AM - 5:00 PM local time)

Soft Skills:

• Demonstrated excellent collaboration and active listening skills
• Proven solid communication, analytical, and problem solving abilities
• Proven ability to quickly assimilate and apply new concepts and processes
• Demonstrated effective presentation and professional writing skills

Preferred Qualifications:

• Proven experience in issue resolution
• Proven experience within Payment Integrity
• Proven project or program management experience
• Background in Regulatory, Payment Policy, CMS Guidelines or HIPAA compliance

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.  

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.


Diversity creates a healthier atmosphere: 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, and membership of the Traveller community, or any other characteristic protected by law. Optum is a drug-free workplace. © 2026 Optum Services (Ireland) Limited. All rights reserved.