Sr. Data Architect, Large Scale Distributed Systems

About the role

Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple: safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect people. How We Work: At Proofpoint you'll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values: Bold in how we dream and innovate Responsive to feedback, challenges and opportunities Accountable for results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact Role Overview We are seeking an experienced Senior Architect to lead the design and evolution of enterprise-scale distributed systems supporting 50M+ connected sensors and high-volume event processing pipelines . This role is critical to building and operating mission-critical backend platforms that process millions of events per second across both synchronous and asynchronous architectures , with stringent requirements for scalability, reliability, security, and performance . The ideal candidate brings a proven track record of architecting and scaling production-grade systems at extreme scale , along with the ability to drive technical strategy, governance, and cross-functional alignment in a complex enterprise environment.