Principal Site Reliability Engineer

Mastercard is hiring a Principal Site Reliability Engineer in Pune.

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 Principal Site Reliability Engineer

Responsibilities

Technical Leadership & Architecture Act as a principal‑level technical authority for reliability, operability, and production readiness across multiple platforms or programs. Influence system architecture, design patterns, and platform standards to improve resiliency, scalability, and fault tolerance. Partner with engineering and architecture teams during pre‑production and roadmap phases to guide capacity planning, failure modeling, and launch readiness. Challenge designs constructively, advocating for operational simplicity, automation, and sustainable on‑call models. Operational Excellence & Reliability Own and evolve availability, latency, performance, and reliability objectives for critical systems. Lead complex production events and cross‑platform investigations, reducing MTTR through systemic fixes, not workarounds. Champion blameless postmortems, ensuring remediation actions translate into measurable reliability improvements. Identify recurring failure patterns and drive engineering‑led elimination of toil. DevOps, CI/CD & Automation Provide leadership for CI/CD strategy, ensuring pipelines support automated validation, risk‑based gating, and safe, repeatable deployments. Drive adoption of automation‑first practices across build, deploy, test, recovery, and compliance workflows. Influence DevOps standards across teams, enabling consistent, high‑quality software delivery at scale. Observability & Self‑Healing Systems Define and promote standards for monitoring, alerting, SLOs, and telemetry.

Requirements

Required Bachelor’s degree in Computer Science, Engineering, or a related technical discipline, or equivalent practical experience. Deep expertise in distributed systems, reliability engineering, and production operations. Strong foundation in algorithms, data structures, system design, and automation. Advanced troubleshooting skills across the full technology stack. Proven ability to drive decisions and outcomes in high‑pressure, high‑impact environments. Proficiency in one or more of: Python, Go, Bash. Extensive hands‑on experience with DevOps and observability tooling, such as(or similar tools): Git / Bitbucket Jenkins / XLR Chef, Ansible Splunk Dynatrace Demonstrated success building and scaling CI/CD pipelines with minimal manual intervention.

Preferred qualifications

Certificate Management, PKI, Authentication & Authorization LDAP, Active Directory Services, Access Provisioning Controls, Audit, and Compliance frameworks SOAP and REST APIs and integration patterns All About You You are strategic yet hands‑on, able to zoom out to enterprise impact and zoom in to code or configs. You operate with calm authority under pressure. You challenge the status quo with respect and data. You value sustainability, clarity, and engineering excellence. You are motivated by impact, scale, and long‑term improvement, not just delivery.

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.

About Mastercard

The Mastercard Business Operations (BizOps) organization is seeking a Principal BizOps Engineer to serve as a technical authority and operational architect across critical platforms. This role is designed for a senior individual contributor who thrives at system‑level thinking, drives SRE, DevOps maturity at scale, and influences outcomes across programs, portfolios. As a Principal BizOps Engineer, you will operate beyond a single application or team, shaping reliability strategy, defining stand