Sr Site Reliability Engineer (Internet Security Platform)

Palo Alto Networks

2d•Onsite

About The Position

Palo Alto Networks runs a large hybrid infrastructure across multiple public clouds. As a Site Reliability Engineer on the Internet Security Platform team, you will be part of a team supporting Advanced DNS Security services. This includes automation, architecture, performance, metrics, troubleshooting, security, and reliability. Our stack includes Kubernetes, AWS, GCP, Terraform, Vault, GitLab CI, OpenTelemetry, and more. We don't expect you to know all of these, but we do expect you to learn the ones needed for this role.

Requirements

BS in Computer Science or related field with 5+ years of experience, or MS with 3+ years of experience
Strong foundation in computer science fundamentals, networking, and Linux internals
Strong troubleshooting skills for distributed systems and network issues
Experience in container orchestration and Kubernetes
Experience with public cloud platforms (AWS and GCP)
Experience with infrastructure as code (Terraform, Helm, etc.)
Capable of automating tasks with Python, shell scripting, or Go
Familiarity with CI/CD pipelines (GitLab CI, ArgoCD)
Ability to diagnose and troubleshoot complex distributed systems
Experience with observability tools (OpenTelemetry, Chronosphere, etc.)
Experience with secrets management (Vault)
Familiarity with CNCF ecosystem and projects
Excellent written and verbal communication

Nice To Haves

Experience integrating AI tools (Claude, etc.) to boost DevOps productivity, automate infrastructure, or improve developer experience
Experience with Kubernetes-native infrastructure management (Crossplane, Config Connector, etc.)
Experience with DNS infrastructure or network security
Security domain knowledge

Responsibilities

Build internal platforms, frameworks, and tools that improve team productivity and system efficiency
Design, build, and operate reliable, secure cloud infrastructure
Ensure that applications are production-ready, scalable, and reliable
Orchestrate end-to-end monitoring and alerting
Participate in on-call rotation
Lead root cause analysis of critical business and production issues
Drive technical direction and collaborate across teams
Participate in design reviews