Zscaler

Sr. Staff Software Development Engineer

Zscaler
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3 days ago
Santa Clara, CA, USAStaff+
H1B sponsor

Base Salary

$180k - $225k/yr

Responsibilities

  • Design and implement high-performance C components for DLP engines, dictionary compilers, and distributed incident-processing pipelines.
  • Lead technical design and engineering execution for DLP libraries, inspection engines, and backend infrastructure.
  • Develop and maintain multi-threaded C daemons on FreeBSD and Linux using shared memory, IPC, and lockless concurrency.
  • Resolve complex production issues through core dump analysis, system profiling, memory leak detection, and bottleneck remediation.
  • Provide technical leadership, architectural direction, and cross-team collaboration for next-generation inspection capabilities.

Requirements

  • Advanced hands-on proficiency in C programming on Linux or FreeBSD runtime environments.
  • Deep architectural expertise in IPC and shared memory architectures.
  • At least 8 years of systems software engineering experience with a track record of designing and delivering high-performance backend platforms.
  • Demonstrated curiosity and active exploration of AI tools and experience integrating new technologies into workflows.
  • Preferred familiarity with DLP technologies, regex evaluation engines, custom dictionary compilers, EDM, and IDM.
  • Preferred ability to use AI technologies and workflows to improve operational efficiency.

Benefits

  • Hybrid work arrangement based at Zscaler’s Santa Clara, California headquarters.
  • Various health plans, vacation and sick time, parental leave, retirement options, education reimbursement, and in-office perks.

Tech Stack

Categories

Zscaler

About Zscaler

5,001-10,000 employees

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.

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