Senior Data Engineer

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. 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 startCaring. Connecting. Growing together.

At UnitedHealth Group and Optum, we want to make healthcare work better for everyone. This depends on hiring the best and brightest. With a thriving ecosystem of investment and innovation, our business in Ireland is constantly growing to support the healthcare needs of the future.

Our teams are at the forefront of building and adapting the latest technologies to propel healthcare forward in a way that better serves everyone. With our hands at work across all aspects of health, we use the most advanced development tools, AI, data science and innovative approaches to make the healthcare system work better for everyone.

As a Senior Data Engineer,you will be collaborating cross-functionally with various business and data analytics teams to understand their needs for data and create an extract that satisfies business requirements.The Senior Data Engineer is essential for providing robust data solutions and contribute by creating data strategy plans. Working alongside the Consumer Analytics team, you'll have the opportunity to help making decisions easier for members and helping members save on healthcare costs. In addition to having impact on a great team, you'll also discover the career opportunities you'd expect from an industry leader.

Schedule: Full-time position with standard working hours of Monday – Friday, 9am – 5pm.

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:

• Design, develop, and maintain data pipelines, to ingest, transform, and store healthcare data from various enterprise data sources
• Participate in discussions with clinical and operational teams to understand their data challenges and develop data-driven solutions
• Analyse raw data sources, data transformation, structural requirements for new software and application
• Build and implement data quality checks and ensure data integrity throughout the processing pipeline
• Identify, design, and implement internal process improvements, such as:data encryption, data de-identification to ensure data security, role-based data access, automating manual processes, optimising data delivery and/or tuning and optimising data processes for greater scalability
• Design, build and implement automation processes for production release of data engineering, machine learning and business intelligence processes
• Design, code, test, document, and maintain high-quality and scalable Big Data solutions
• Define security and backup strategy for data solutions
• Design, build and implement real time / near real time data pipelines
• Write technical documentation

You will be rewarded and recognised 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:

• Bachelor's Degree (or higher) in a relevant field, or equivalent industry experience
• Understanding of data architecture, data modelling and data warehousing principles
• Hands on experience with cloud technologies and data warehousing principles
• Proficient in SQL and experience with an object oriented/object functional scripting language: Python, Scala, Java etc.
• Demonstrable experience working within Snowflake database

Preferred Qualifications:

• Successful track record in leading technical teams
• Experience in medical claims data including hospital, ancillary, and physician
• Experience with tools such as Databricks, Airflow, GitHub actions, Azure cloud environment (Data Factory, Key Vault etc.)
• Understanding of Agile methodology
• Experience with Apache Kafka
• Experience working with Kimball, Data Vault

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.

All telecommuters will be required to adhere to the UnitedHealth Group's Telecommuter Policy.

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 marginalised 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. 2025 Optum Services (Ireland) Limited. All rights reserved.

#RPO