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Director, Site Reliability Engineer

Job in O'Fallon, St. Charles County, Missouri, 63366, USA
Listing for: Mastercard
Full Time position
Listed on 2026-07-01
Job specializations:
  • IT/Tech
    Systems Engineer, Cloud Computing: Infrastructure & Operations, IT Support, IT Project Manager
Job Description & How to Apply Below

Director, Site Reliability Engineer

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.

About the Role

The Business Operations team is seeking a highly motivated and experienced Director, Site Reliability Engineering (SRE) to join our team. You will play a critical role in ensuring the reliability, scalability, and performance of our applications, supporting essential services that power Mastercard's global operations. As a thought leader in your field, you will bring technical expertise, a passion for automation, and the ability to mentor.

The role of the Business Operations Site Reliability Engineer is to be the production readiness steward for Mastercard products. As Business Operations SRE, we are responsible for ensuring that our platform is stable and healthy. We break down barriers to running our products by fostering developer run ownership and empowering developers to build resilient products. We support our developers during the application build phase in software run principles that include operational design, automation, capacity planning, and monitoring that leads to fault-tolerant, scalable products.

We see the big picture and help create and enforce operations standards while facilitating an agile and learning culture. We support daily operations with a hyper focus on triage, root cause by understanding the business impact of our products and subsequently performing blameless post-mortems. The goal of every Business Operations team is to engage early in the development lifecycle to be more proactive and upfront in the development process, and to proactively manage production and change activities to maximize customer experience and increase the overall value of supported applications.

Business Operations teams also focus on risk management by tying all our activities together with an overarching responsibility for compliance and risk mitigation across all our environments. Ultimately, the role of Business Operations is to align Product and Customer Focused priorities with Operational needs by providing continuous feedback throughout the lifecycle. As part of the Business Operations team, you will:

  • Develop and execute short-term and medium-term strategic plans for Site Reliability Engineering across Mastercard, aligning functional initiatives with organizational objectives by modifying existing methods to make significant improvements to existing processes, programs, and/or policies.
  • Lead the design and implementation of cross-functional initiatives to automate operations, improve incident management, and enhance system resilience.
  • Establish and maintain governance processes to ensure adherence to reliability standards and best practices.
  • Direct collaboration across engineering, product, and business teams to embed reliability considerations into development and deployment processes.
  • Oversee incident response efforts, ensuring timely resolution and comprehensive root cause analysis.
  • Cultivate a culture of continuous improvement by promoting best practices, innovation, and proactive risk management.
  • Learn about industry trends and emerging technologies related to system automation and resilience.
  • Develop and drive the organization's strategic vision for system reliability, scalability, and operational efficiency.
  • Manage a team of people leader(s) and/or senior individual contributor(s), conducting goal setting and performance appraisal processes, mentoring and coaching top talent within own team, and fostering a culture of continuous improvement and operational excellence.

Role qualifications:

The ideal candidate will apply leadership skills independently and consistently in complex or nuanced situations to support broader goals. Recognized as a key…

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