Staff Site Reliability Engineer - Production (Hybrid)

Zscaler; United States; Hybrid; USD 119,000 - 170,000; Full time

Benefits offered by this job

Time off plans for vacation and sick

Parental leave options

Retirement options

In-office perks

Job summary

Zscaler is seeking a Staff Site Reliability Engineer (Production Engineer) to own reliability for a high-scale global platform. This hybrid role in the US focuses on software-driven SRE, building automation with Python/Go, and improving incident response and telemetry across bare-metal and cloud infrastructure.

You will work on Linux/BSD fleets, Kubernetes, and custom routing stacks, writing production-grade code, and driving SRE practices with strong collaboration with Engineering and

Qualifications

• US citizenship is required due to the nature of assigned customers.
• 5+ years of experience in Site Reliability Engineering, Production Engineering, or Systems Engineering on high-scale, low-latency production platforms.
• Proficient in writing and debugging executable code (Python/Go/Bash) with hands-on Ansible automation.

Responsibilities

• Maintain high availability across large-scale bare-metal Linux/BSD fleets, Kubernetes clusters, and routing stacks in collaboration with Engineering and Networking teams.
• Lead full-cycle incident response with cross-stack troubleshooting using low-level OS and network tools (strace, lsof, tcpdump, iostat, vmstat, gdb).
• Automate infrastructure lifecycle management, service provisioning, configuration workflows, and releases using Ansible, Python, and Go; measure toil and convert to durable automation.
• Own end-to-end telemetry with Prometheus and OpenTelemetry; define and enforce SLOs and reduce alert noise.
• Perform architectural reviews, OS/kernel upgrades, capacity/performance tuning, and CI/CD validation prior to production rollouts; embed operability standards into service design.

Skills

Python

Go

Bash

Ansible

Linux internals

Networking

Observability

Tools

Kubernetes

Prometheus

OpenTelemetry

tcpdump

strace

lsof

gdb

Job description

Zscaler is seeking a Staff Site Reliability Engineer (Production Engineer) to own reliability for a high-scale global platform. This hybrid role in the US focuses on software-driven SRE, building automation with Python/Go, and improving incident response and telemetry across bare-metal and cloud infrastructure.

You will work on Linux/BSD fleets, Kubernetes, and custom routing stacks, writing production-grade code, and driving SRE practices with strong collaboration with Engineering and