Zscaler

Staff Site Reliability Engineer

Zscaler$122K — $175K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years experience in Linux/UNIX System Administration or SysAdmin role.
  • Strong understanding of web security and protocols, including SSH.
  • Technical security aptitude including PGP, SSH, PKI, and Multi-factor authentication.
  • Mastery of network fundamentals like DHCP, ARP, routing, and NAT.
  • Experience with container orchestration (Docker, Kubernetes) and automation tools (Ansible).

Responsibilities

  • Create and maintain scalable solutions using KVM Linux, Kubernetes, and cloud services.
  • Analyze and troubleshoot system performance and complex issues across platforms.
  • Ensure platform security and observability through monitoring and nftables.
  • Manage deployment of systems and software in varied environments.
  • Develop custom tools using programming languages like Python, Golang, and BASH.

Benefits

  • Various health plans
  • Time off plans for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks, and more!
Full Job Description
Role

We are looking for a Staff Site Reliability Engineer to join our team. This is a hybrid role, reporting to the Chief Architect, REIS in the Cloud Infrastructure & Operations department. You are an SRE with proven experience in Linux/UNIX System Administration and hands-on expertise in building infrastructure and managing platforms like Kubernetes using automation tools and high security standards. In this role, you will troubleshoot complex Linux networking and security issues, apply a strong understanding of firewall technologies, and manage access across various systems, platforms, and applications.

What you'll do (Role Expectations)
  • Create and maintain highly scalable solutions based on KVM Linux, Kubernetes, and Public Cloud Providers
  • Analyze and troubleshoot systems performance and complex issues across operating systems and applications
  • Maintain platform security and observability through nftables and comprehensive monitoring
  • Manage and deploy systems and software in diverse environments, including Kubernetes and Openstack
  • Write and maintain custom tools using Python, Golang, and BASH

Who You Are (Success Profile)
  • You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful.
  • You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution.
  • You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact.
  • You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback-knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.
  • You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose.

What We're Looking for (Minimum Qualifications)
  • Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain
  • 5+ years of experience in a Linux/UNIX System Administration or SysAdmin role with a strong understanding of web security, protocols, and SSH
  • Technical security aptitude including PGP, SSH, PKI, and Multi-factor authentication
  • Mastery of network fundamentals including DHCP, ARP, subnetting, routing, NAT, firewalls, and IPv4/IPv6
  • Experience in container orchestration services including Docker and Kubernetes, alongside automation tools like Ansible

What Will Make You Stand Out (Preferred Qualifications)
  • Experience implementing AI-driven anomaly detection, intelligent log parsing, or AIOps tools to automate root-cause analysis and predictive auto-scaling across Linux and Kubernetes infrastructure
  • Strong Openstack and CEPH experience paired with advanced Kubernetes expertise
  • Extensive professional history in dedicated Linux System Administration roles along with direct experience with Secrets Management Systems such as Hashicorp Vault or similar technologies

#LI-Hybrid

#LI-CM3

Zscaler's salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.

The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.

Base Pay Range

$122,500-$175,000 USD

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

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


Learn more about Zscaler's hybrid working model and benefits here.

About Zscaler

Zscaler is a cloud-based information security company that provides Internet security, web security, firewalls, sandboxing, SSL inspection, antivirus, vulnerability management and granular control of user activity in cloud computing, mobile and Internet of things environments. The company is headquartered in San Jose, California, and has offices in Australia, India, Japan, Singapore, the United Kingdom, and the United States.
Learn more about Zscaler
Size
3,153 employees
Market Cap
$15.5 billion
Industry
Net Income
-$191.4 million
Founded
2008
5 Year Trend
+54.1%
Revenue
$536 million
NASDAQ

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