Staff Site Reliability Engineer (Production Engineer)- Federal

About Zscaler Zscaler (NASDAQ: ZS) is a pioneer and global leader in zero trust security. The world’s largest businesses, critical infrastructure organizations, and government agencies rely on Zscaler to secure users, branches, applications, data & devices, and to accelerate digital transformation initiatives. Distributed across 160+ data centers globally, the Zscaler Zero Trust Exchange™ platform combined with advanced AI combats billions of cyber threats and policy violations every day and unlocks productivity gains for modern enterprises by reducing costs and complexity. Stay Connected: LinkedIn: https://www.linkedin.com/company/zscaler Twitter: https://www.twitter.com/zscaler Facebook: https://www.facebook.com/Zscaler/ Instagram: https://www.instagram.com/zscalerinc/

Zscaler

Zero TrustSASECloud SecurityCASBSecure Web GatewaysSecure Remote AccessCloud SandboxCloud FirewallCSPMWorkload Segmentation

Z

zscaler.com

5,001-10,000 employees

Computer and Network Security

San Jose, California

Public Company

538k LinkedIn followers

Raised $1.7B

• We are looking for a Staff Site Reliability Engineer (Production Engineer) to
• join our team. This is a hybrid role (onsite three days a week in San Jose, CA
• or another Zscaler office; remote can be considered for exceptional candidates)
• reporting to the Senior Manager, Site Reliability Engineering in the Zero Trust
• Exchange department.
• As a key member of the Zero Trust Exchange team, you will own the systems-level
• reliability and performance of Zscaler’s high-throughput bare-metal and cloud
• infrastructure processing tens of billions of daily transactions across a
• global, multi-region fleet. This is a software-first SRE role: you will write
• production-grade code and automation, drive the shift from reactive incident
• response, and bring engineering discipline to the systems-level work - OS,
• network and application debugging - that keeps the fleet operating safely at
• scale.
• Maintain high availability across large-scale bare-metal Linux/BSD fleets,
• Kubernetes clusters, and custom routing stacks in partnership with
• Engineering and Networking teams
• Lead full-cycle incident response by conducting cross-stack troubleshooting
• using low-level OS and network tools (strace, lsof, tcpdump, iostat, vmstat,
• gdb), maintain high availability across large-scale bare metal Linux /BSD
• fleets and Kubernetes clusters
• Automate infrastructure lifecycle management, service provisioning,
• configuration workflows, and release deployments using Ansible, Python, and
• Go; quantify operational toil and convert recurring manual work into durable,
• version-controlled, testable automation — tracking reduction as an
• engineering outcome
• Own end-to-end telemetry (metrics, logs, traces) using Prometheus and
• OpenTelemetry ecosystems; define and enforce SLOs/error budgets to reduce
• alert noise
• Perform architectural reviews, OS/kernel upgrades, capacity and performance
• tuning, strict CI/CD validation prior to production rollouts; embed
• operability standards (telemetry, rollback safety, SLO readiness) into
• service design from the start

Required

• You thrive in ambiguity. You're comfortable building the path as you walk it,
• 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.
• 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 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 [https://playbooks.corp.google.com/tasks] for
• infrastructure automation
• Deep knowledge of Linux OS internals and kernel troubleshooting (e.g.,
• inodes, open file descriptors, process states, and analyzing df vs du storage
• discrepancies)
• Comprehensive understanding of networking protocols and packet-level
• analysis, including DNS resolution workflows, TLS handshakes, TCP/IP
• mechanics, and packet captures via tcpdump
• In-office perks, and more!

Preferred

• Hands-on experience operating and managing FreeBSD / BSD operating systems in
• production
• Proven 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 ecosystems, or leveraging
• AI/ML frameworks/AIOps tools for automated root-cause analysis
• 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
• $119,000—$170,000 USD
• At Zscaler, we are committed to building a team that reflects the communities we
• serve and the customers we work with. We foster an inclusive environment that
• values all backgrounds and perspectives, emphasizing collaboration and
• belonging. Join us in our mission to make doing business seamless and secure.
• 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,
• Time off plans for vacation and sick time
• Parental leave options
• Retirement options

• By applying for this role, you adhere to applicable laws, regulations, and
• Zscaler policies, including those related to security and privacy standards and
• guidelines.
• Zscaler is committed to providing equal employment opportunities to all
• individuals. We strive to create a workplace where employees are treated with
• respect and have the chance to succeed. All qualified applicants will be
• Zscaler complies with all applicable federal, state, and local pay transparency
• rules.