Powering the world’s payments ecosystem

ACI powers the payments ecosystem – globally, and you power ACI. You’ll innovate, collaborate, and grow – in an energetic technology culture with decades of proven success. ACI’ers – in all roles and levels – are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments.

As a Data Scientist MLOps, you will join a diverse, passionate team, dedicated to powering the world’s payments ecosystem!

This purpose of the Data Scientist MLOps role is:

As part of our commitment to advancing AI and machine learning capabilities, we are expanding our operational excellence in deploying, monitoring, and scaling ML solutions. This role focuses on building and maintaining ML pipelines, automating workflows, and supporting production deployments, ensuring models deliver value at scale in a secure and compliant environment.

You will work closely with Senior MLOps Engineers, Data Scientists, and Product Teams to develop robust pipelines, implement monitoring, and contribute to automation initiatives across the ML lifecycle.

This position offers a blend of in-office in our Limerick office and remote work, designed to foster team collaboration and innovation, particularly during designated days throughout the workweek.

A typical day at ACI for a Data Scientist MLOps is:

Assist in building and maintaining ML pipelines for model training, deployment, and monitoring.
Support automation of workflows for data ingestion, feature engineering, and CI/CD for ML systems.
Implement and maintain observability tools to monitor model performance and system health.
Collaborate with Data Scientists to operationalise models and integrate them into business applications.
Contribute to cloud infrastructure optimization for ML services.
Follow and promote best practices in MLOps, including versioning and reproducibility.
Participate in continuous improvement initiatives and help identify opportunities for automation.

Qualifications (Education, Experience, Knowledge, Skills, and Abilities)

Bachelor’s degree in Computer Science, Data Engineering, AI/ML, or related field.
At least 2 years of experience in MLOps, ML engineering, or related roles.
Hands-on experience with deploying ML models or supporting ML workflows in production environments.

Preferred Qualifications (Education, Experience, Competencies)

Proficiency in Python and familiarity with Linux & bash commands.
Experience with CI/CD pipelines and containerization (Docker).
Basic understanding of cloud platforms (Azure preferred) and infrastructure-as-code tools (Terraform).
Exposure to monitoring and observability tools for ML systems.
Familiarity with data versioning and model registry concepts.
Strong problem-solving skills and willingness to learn automation practices.
Agile methodology experience (SCRUM) and collaborative mindset.
Experience of security & compliance measures for ML systems.

Core Capabilities:

We seek colleagues who embody our core capabilities — these shape our culture and enable us to make a meaningful impact together:

Ensure Accountability: holding self and others accountable to meet commitments.
Drives Results: consistently achieving results, even under tough circumstances.
Customer Focus: building strong customer relationships and delivering customer-centric solutions.
Cultivate Innovation: creating new and better ways for the organization to be successful.
Collaborates: building partnerships and working collaboratively with others.
Courage: stepping up to address difficult issues, saying what needs to be said.

Applicants must be currently authorized to work in the Ireland on a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.

In return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package—all within an innovative and collaborative work environment.

Are you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at www.aciworldwide.com

ACI Worldwide is an AA/EEO employer in the United States, which includes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally.

Important Notice About Recruitment Scams
Job seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information, payments, or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company (www.aciworldwide.com / @aciworldwide.com). The ACI Worldwide recruitment team will always follow official channels and will never request payment.

Data Scientist MLOps

Job Description