Site Reliability Engineer III

About Us:

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

The Role

We are looking for a skilled Site Reliability Engineer (SRE) to join our team and help build, deploy, scale, and operate highly reliable distributed systems.

You will play a key role in deploying and managing platforms across multiple regions, ensuring high availability, scalability, and performance.

Your day-to-day

• Deploy, manage, and scale distributed platforms across multiple geographic regions

• Design and maintain Kubernetes-based infrastructure for large-scale applications

• Build and manage Helm charts for efficient and repeatable deployments

• Monitor system health using Grafana dashboards and metrics; proactively identify and resolve issues

• Improve system reliability, performance, and scalability through automation and best practices

• Handle large-scale deployments and improve infrastructure for growth

• Collaborate with development teams to ensure smooth CI/CD and production readiness

• Implement observability, alerting, and incident response processes

• Troubleshoot production issues and perform root cause analysis

• Write and maintain run books for incident response

Required Qualifications

• 4–5 years of experience in Site Reliability Engineering, DevOps, or similar roles

• Hands-on experience with Kubernetes in production environments

• Proven experience with infrastructure as code (Terraform, git...)

• Experience with AWS (eks, vpc, s3, ecr, iam role etc)

• Solid experience with Helm charts for application deployment

• Bash scripting and tools automation experience

• Experience with large-scale distributed systems and high-availability architectures

• Strong understanding of containerization, micro-services, and cloud-native ecosystems

• Experience with CI/CD pipelines and automation tools

• Good debugging and problem-solving skills in production environments

Preferred Skills

• Proficiency in at least one of the following: Golang, Python,

• Experience building and managing Grafana dashboards and metrics

• Knowledge of monitoring and observability stacks (Prometheus, Loki, etc.)

• Experience with multi-region deployments and global infrastructure

Why Proofpoint?

At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us:

• Competitive compensation

• Comprehensive benefits

• Career success on your terms

• Flexible work environment

• Annual wellness and community outreach days

• Always on recognition for your contributions

• Global collaboration and networking opportunities

Our Culture:

Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone.

We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com.

How to Apply

Interested? Submit your application along with any supporting information- we can’t wait to hear from you!