Sr. Site Reliability Engineer- Federal

The role

This role is a Sr. Site Reliability Engineer (Production Engineer) on the Zero Trust Exchange team. You will own the reliability and performance of large-scale bare-metal and cloud infrastructure, write production code and automation, and lead incident response.

What you will do

• Maintain high availability across large-scale bare-metal Linux/BSD fleets, Kubernetes clusters, and custom routing stacks with Engineering and Networking teams
• Lead full-cycle incident response, including cross-stack troubleshooting with low-level OS and network tools
• Automate infrastructure lifecycle, provisioning, configuration and release deployments using Ansible, Python and Go
• Reduce operational toil by turning recurring manual work into version-controlled, testable automation
• Own telemetry (metrics, logs, traces) with Prometheus and OpenTelemetry; define and enforce SLOs and error budgets
• Perform architectural reviews, OS/kernel upgrades, capacity and performance tuning, and CI/CD validation before production rollouts

Required qualifications

• US citizenship
• Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within your functional domain
• 3+ years of experience in Site Reliability Engineering, Production Engineering, or Systems Engineering on high-scale, low-latency production platforms
• Ability to write and debug code live in Python, Go, or Bash, and hands-on experience writing Ansible playbooks/tasks
• Deep knowledge of Linux OS internals and kernel troubleshooting
• Comprehensive understanding of networking protocols and packet-level analysis, including DNS, TLS, TCP/IP and tcpdump

Nice to have

• Hands-on experience operating and managing FreeBSD / BSD operating systems in production
• Expertise running, scaling and troubleshooting Kubernetes clusters in high-traffic, low-latency environments, and workflow orchestration platforms (Temporal or similar)
• Deep experience with Prometheus / OpenTelemetry, or AI/ML frameworks and AIOps tools for automated root-cause analysis

Benefits

• Various health plans
• Time off plans for vacation and sick time
• Parental leave options
• Retirement options
• Education reimbursement
• In-office perks

Before you apply

• US citizenship is required due to the nature of assigned customers

About the company

Zscaler (NASDAQ: ZS) provides the Zero Trust Exchange platform, which securely connects users, devices and applications in any location. It describes the platform as the world's largest in-line cloud security platform.