Senior Database Platform Engineer (Oracle)

Oracle + Postgres
UNITED STATES
October 20, 2026
Full Time
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Job Description

Company: Mastercard
Location: O’Fallon, MO
Workplace Type: Hybrid
Employment Type: Full-time
Pay / Compensation: $96,000 – $163,000 USD

About the Role

Mastercard is seeking a Senior Database Platform Engineer to provide technical leadership, platform strategy, automation expertise, and operational excellence across our enterprise database ecosystem. This role combines deep database engineering expertise with modern platform engineering practices, including cloud infrastructure engineering, Infrastructure as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer enablement.

What You’ll Do / Key Responsibilities

  • Platform Engineering & Architecture: Engage in the design, engineering, implementation, administration, and operational support of enterprise database platforms supporting global Mastercard applications.
  • Standards & Governance: Establish and maintain database engineering standards, governance frameworks, operational procedures, and platform best practices.
  • Automation & IaC: Develop and implement Infrastructure as Code (IaC) solutions and configuration management practices using tools like Ansible, Chef, or Puppet to improve consistency and operational efficiency.
  • CI/CD Integration: Integrate database platforms into CI/CD pipelines and modern software delivery processes, driving automation across provisioning, deployment, patching, upgrades, monitoring, and recovery.
  • Reliability & Troubleshooting: Lead troubleshooting, root cause analysis, performance optimization, capacity planning, backup, recovery, and disaster recovery initiatives across hybrid and cloud-native environments.
  • Production Support: Participate in rotational production support and incident management activities.

Requirements & Qualifications

  • Bachelor’s degree in Information Systems, Computer Science, Engineering, or equivalent practical experience.
  • Advanced expertise in Oracle Exadata/RAC, Redis, and PostgreSQL database engineering, administration, platform operations, and automation within large-scale enterprise environments.
  • Deep understanding of database architecture, resiliency, performance optimization, security, data governance, and operational best practices.
  • Strong knowledge of platform engineering principles, including cloud infrastructure engineering, Infrastructure as Code (IaC), CI/CD, and operational reliability.
  • Strong communication and stakeholder management skills with the ability to influence technical decisions and mentor engineers.

Preferred / Bonus Qualifications (including Tech Stack)

  • Experience supporting MongoDB and Cassandra database platforms.
  • Experience with distributed systems management and microservices-based architectures.

Benefits & Perks

  • Comprehensive insurance including medical, prescription drug, dental, vision, disability, and life insurance.
  • Flexible spending account and health savings account.
  • Paid leaves including 16 weeks of new parent leave and up to 20 days of bereavement leave.
  • 25 days of vacation time, 5 personal days, 80 hours of Paid Sick and Safe Time, and 10 annual paid U.S. observed holidays.
  • 401(k) with a best-in-class company match.
  • Fitness reimbursement / on-site fitness facilities and tuition reimbursement eligibility.

Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.

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