Lead Site Reliability Engineer

Mastercard · O fallon, United States

Mastercard is seeking a Lead Site Reliability Engineer to drive the reliability, scalability, and performance of mission-critical financial services platforms. In this role, you will design and implement resilient cloud-native architectures, build and refine CI/CD pipelines, and develop robust monitoring, alerting, and incident response practices. Collaborating closely with software engineering, security, and operations teams, you’ll lead reliability strategy, conduct blameless postmortems, and champion SRE best practices. Join a culture that values innovation, collaboration, and continuous growth while working with cutting-edge technologies that power secure, global digital payments.