Senior Site Reliability Engineer

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
The CTMC (Biz Ops React) team is seeking a Senior BizOps Engineer . As Business Operations Engineers, we ensure platform stability through robust monitoring and adherence to software run principles. Our responsibilities include:• Implementing changes, designing operational processes, and driving automation.• Building fault-tolerant, scalable products through proactive monitoring.• Managing daily operations with a strong focus on triage and root cause analysis, understanding business impact, and conducting blameless post-mortems.• Proactively managing production and change activities to maximize customer experience and application value.• Mitigating risk and ensuring compliance across all environments.• Aligning product and customer priorities with operational needs by providing continuous feedback throughout the lifecycle.
Role/All About You
You will:• Work with a global team across multiple geographies and time zones, including shift rotations for change deployment and on-call support.• Engage in the full lifecycle of services-from inception and design through deployment, operation, and refinement.• Support services pre-launch via system design consulting, capacity planning, and launch reviews.• Maintain live services by monitoring availability, latency, and overall system health.• Scale systems sustainably through automation and advocate for changes that improve reliability and velocity.• Support the application CI/CD pipeline for software promotion through validation and operational gating, and lead Mastercard in DevOps automation and best practices.• Practice sustainable incident response and blameless postmortems.• Take a holistic approach to problem-solving during production events, connecting the dots across the technology stack to optimize mean time to recovery.
Qualifications• Education: BS/BE in Computer Science or related technical field (or equivalent practical experience).• Technical Skills: • Algorithms, data structures, scripting, pipeline management, and software design.• Debugging and optimizing code; automating routine tasks.• Soft Skills: • Systematic problem-solving approach.• Strong communication skills, ownership, and drive.• Ability to make decisions under pressure and handle difficult situations.• Preferred Experience: • Technologies: Java Spring Boot, Splunk, Linux, Postgres, Oracle, Kafka, PCF, Dynatrace and thousand Eyes.• CI/CD tools: Git/BitBucket, Jenkins, Maven, Artifactory, XLR, Chef.
What We Value/Mindset: • Curiosity and drive to push boundaries with automation.• Ability to work across development, operations, and product teams.• Ownership mindset with a focus on scalable, resilient systems.
Appetite for change, continuous learning and pushing automation boundaries.
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.