Staff Site Reliability Engineer - High-Scale Production

Zscaler; Virginia (MN); Hybrid; USD 180,000 - 240,000; Full time

Job summary

Zscaler is seeking a Staff Site Reliability Engineer (Production Engineer) for a hybrid role based in the San Jose area. You will own the systems-level reliability of high-throughput bare-metal and cloud infrastructure, debugging issues at OS and network level, and driving platform resilience.

Responsibilities include incident response, automation of lifecycle management, telemetry orchestration with Prometheus/OpenTelemetry, and CI/CD validation to ensure seamless production deployments.

Qualifications

• 5+ years of experience in Site Reliability Engineering, Production Engineering, or Systems Engineering operating high-scale, low-latency production platforms.
• Proven ability to write and debug executable code live (Python, Go, or Bash) covering core logic/data structures, along with hands-on experience writing Ansible playbooks/tasks for infrastructure automation.
• Deep knowledge of Linux OS internals and kernel troubleshooting and networking concepts; comfortable debugging at OS/network levels.
• US Citizenship is required due to sensitive customer engagements.

Responsibilities

• Maintain high availability across large-scale bare-metal or cloud-native infrastructure and Kubernetes clusters.
• Lead incident response with cross-stack troubleshooting using low-level OS and network tools.
• Automate infrastructure lifecycle management, service provisioning, configurations, and release deployments.
• Operate telemetry pipelines (metrics, logs, traces) using Prometheus and OpenTelemetry; define/review SLOs and error budgets.
• Perform capacity planning, OS/kernel upgrades, and CI/CD validation prior to production rollouts.

Skills

SRE

Python

Go

Bash

Linux

Kubernetes

Ansible

Telemetry

Tools

Prometheus

OpenTelemetry

Ansible

Job description

Zscaler is seeking a Staff Site Reliability Engineer (Production Engineer) for a hybrid role based in the San Jose area. You will own the systems-level reliability of high-throughput bare-metal and cloud infrastructure, debugging issues at OS and network level, and driving platform resilience.

Responsibilities include incident response, automation of lifecycle management, telemetry orchestration with Prometheus/OpenTelemetry, and CI/CD validation to ensure seamless production deployments.