14 hours ago
Base Salary
$119k - $170k/yr
Responsibilities
- Maintain high availability across large-scale bare-metal Linux/BSD fleets, Kubernetes clusters, and custom routing stacks.
- Lead full-cycle incident response and cross-stack troubleshooting using low-level OS and network tools.
- Automate infrastructure lifecycle management, service provisioning, configuration workflows, and release deployments using Ansible, Python, and Go.
- Own metrics, logs, and traces with Prometheus and OpenTelemetry, and define SLOs and error budgets.
- Perform architectural reviews, OS/kernel upgrades, capacity and performance tuning, and CI/CD validation before production rollouts.
- Embed telemetry, rollback safety, and SLO readiness into service design.
Requirements
- US citizenship is required.
- 5+ years of experience in Site Reliability Engineering, Production Engineering, or Systems Engineering operating high-scale, low-latency production platforms.
- Ability to write and debug executable code in Python, Go, or Bash, including core logic and data structures.
- Hands-on experience writing Ansible playbooks and tasks for infrastructure automation.
- Deep knowledge of Linux OS internals and kernel troubleshooting.
- Comprehensive understanding of DNS, TLS, TCP/IP, and packet-level analysis using tcpdump.
- Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions within the functional domain.
- Preferred: production experience with FreeBSD/BSD, Kubernetes at scale, Temporal or similar workflow orchestration platforms, and Prometheus/OpenTelemetry or AIOps tools.
Benefits
- Hybrid schedule with three days per week onsite in San Jose, California, or another Zscaler office; remote work may be considered for exceptional candidates.
- Comprehensive health plans, vacation and sick time, parental leave, retirement options, education reimbursement, and in-office perks.
Tech Stack
Categories
Site Reliability
About Zscaler
Zscaler builds a cloud-delivered zero trust security platform that replaces traditional network security appliances for enterprises and public-sector organizations. Its Zero Trust Exchange provides secure web gateway, zero trust access, CASB, and cloud firewall services, sold as subscriptions and delivered across 160+ global data centers. Founded in 2007 and headquartered in San Jose, it is a public company on NASDAQ (ZS) serving thousands of customers worldwide.