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Mastercard

Lead Database Engineer

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Hybrid
Dublin
Hybrid
Dublin

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Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Lead Database Engineer

Overview
The XBS Engineering team is looking for a Lead Database Engineer to lead initiatives to build and maintain database technologies, environments and applications, and seek new opportunities for improvements and efficiencies. The ideal candidate is passionate about databases, highly motivated, intellectually curious, analytical, and possesses an innovative mindset, with a strategic vision for long-term growth and the adaptability to seize new opportunities and drive results.

Role
As a Lead Database Engineer, you will:
- Lead initiatives to build and maintain database environments, architect internal data solutions and conduct performance tuning and optimization
- Manage the deployment of database solutions that are optimally standardized and database updates to meet project deliverables
- Lead database security posture, which includes proactively identifying security risks and implementing both risk mitigation plans and control functions
- Oversee the resolution of chronic complex problems to prevent future database performance issues
- Support process improvement efforts to identify and test opportunities for automation and/or reduction in time to deployment
- Be responsible for complex design, development, and performance and system testing, and provide functional guidance and advice to experienced database administrators
- Mentor junior staff by providing training to develop technical skills and capabilities across the team

All About You
The ideal candidate for this position should:
- Have expertise in designing scalable and efficient database architectures (both relational and NoSQL), including schema design, normalization and query optimization
- Have advanced proficiency in SQL, including complex query development and performance tuning. Experience with query optimization, indexing and troubleshooting database performance issues
- Be familiar with cloud-based databases (e.g. AWS RDS) and big data tools (e.g. Hadoop)
- Have a strong understanding of database security best practices (encryption, access control), and regulatory compliance
- Prove leadership in managing and mentoring database engineering teams, along with experience in automating database tasks and integrating databases into CI/CD pipelines
- Have a strong ability to analyze complex issues, troubleshoot problems, and devise innovative solutions
- Show a strong sense of initiative, taking ownership of tasks and proactively seek improvements or solutions without constant supervision

Corporate Security Responsibility


All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard’s security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.




Mastercard Dublin, Dublin, IRL Office

One South County, South County Business Park, Dublin, Dublin, Ireland, D18

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