Site Reliablity 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

Corporate Overview
Proofpoint is a leading cybersecurity company protecting organizations’ greatest assets and biggest risks: vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber-attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.
We are singularly devoted to helping our customers protect their greatest assets and biggest security risk: their people. That’s why we’re a leader in next-generation cybersecurity.
Protection Starts with People.  Proofpoint.

About 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.

Key Responsibilities :

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 Strong hands-on experience with Kubernetes in production environments

Strong experience with infrastructure as code (Terraform, git...)

Strong experience with AWS (eks, vpc, s3, ecr, iam role etc)

Solid experience with Helm charts for application deployment

Strong experience in bash scripting and tooling

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
Protecting people is at the heart of our award-winning lineup of cybersecurity solutions, and the people who work here are the key to our success.  We’re a customer-focused and a driven-to-win organization with leading-edge products. We are an inclusive, diverse, multinational company that believes in culture fit, but more importantly ‘culture-add’, and we strongly encourage people from all walks of life to apply.

We believe in hiring the best and the brightest to help cultivate our culture of collaboration and appreciation. Apply today and explore your future at Proofpoint! #LifeAtProofpoint

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!