Senior Site Reliability Engineer

Mastercard
O'Fallon, Missouri$96k – $163kPosted 14 April 2026

Job Description

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 Senior Site Reliability Engineer Overview: Who is Mastercard? At Mastercard technology, we work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation, and delivers better business results. About the Role : The Business Operations (Biz Ops) team is seeking a Business Operations Site Reliability Engineer (SRE). The role of the Business Operations Organization is to be the production readiness steward for Mastercard products. As a Business Operations SRE, we are responsible for ensuring that our platform is stable and healthy. We break down barriers to run 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, including operational design, automation, capacity planning, and monitoring that lead 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 are seeking a highly motivated early career Site Reliability Engineer (SRE) to join our growing team to handle : • Design and develop high quality, secure, scalable software solutions based on technical requirements specifications and design artifacts within expected time and budget • Support and Work on cloud data platforms – Databricks/Snowflake - adhering to industry standards. • Build governance framework for cloud data storage and usage for enterprise data platforms. • Collaborate on cross-functional agile teams - that include Developers and Product Owners • Stay abreast of Data Platform technology trends and industry best practices to hone and maintain your talent • Participate in architectural discussions , iteration planning, and feature sizing meetings • Plan, manage, and oversee all aspects of a Production Environment for the Program • Find ways for Continuous Optimizations in a Production Environment. • Ability to understand MTTR, SLO, SLI definitions and apply them to services. • Respond to Incidents and improvise platform based on feedback and measure the reduction of • incidents over time. • Maintain services once they are live by measuring and monitoring availability, latency and overall system health. • Practice sustainable incident response and blameless postmortems. • Engage in and improve the whole lifecycle of services—from inception and design, through deployment, operation and refinement. • Analyze ITSM activities of the platform and provide feedback loop to development teams on operational gaps or resiliency concerns. . • Support the application CI/CD pipeline for promoting software into higher environments through validation and operational gating, and lead Mastercard in DevOps automation and best practices. • Take a holistic approach to problem solving, by connecting the d ... (truncated, view full listing at source)
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