Job Board
LogoLogo

Get Jobs Tailored to Your Resume

Filtr uses AI to scan 1000+ jobs and finds postings that perfectly matches your resume

Zscaler Logo

Principal Software Development Engineer

Zscaler

$175,000 - $250,000
Aug 14, 2025
San Jose, CA, USA
Apply Now

Zscaler is looking to enhance the performance and reliability of their Zero Trust Branch hardware SKUs and system infrastructure to support high-performance networking and security applications.

Requirements

  • Experience in qualifying hardware for high-performance data path
  • Experience in system engineering, with a focus on designing and optimizing system infrastructure for high-performance networking and Security applications
  • In-depth knowledge of Linux kernel internals, disk partitioning, file systems kernel networking features and their impact on platform performance and reliability
  • Experience with high-speed data paths, including kernel data path and user space data path like VPP
  • Knowledge of containerization technologies (e.g., Docker, Kubernetes, etc.)
  • Familiarity with DevOps practices and tools (e.g., Ansible, Puppet, etc.)

Responsibilities

  • Qualifying and expanding Zero Trust Branch hardware SKUs
  • Design and optimize system infrastructure to support high-performance networking and security applications
  • Apply in-depth knowledge of Linux kernel internals, disk partitioning, file systems, and kernel networking features to evaluate and enhance platform performance and reliability
  • Develop and maintain high-speed data paths, including kernel-space and user-space implementations such as VPP
  • Utilize proficiency in C programming to contribute to Linux kernel development

Other

  • 10+ years of software development/testing experience
  • Time off plans for vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks, and more!