Principal Software Engineer - Core ZIA Team

World's largest cloud security platform operator protecting enterprise customers through AI-powered Zero Trust Exchange platform.
$175,000 - $250,000
Security
Principal Software Engineer
Hybrid
1,000 - 5,000 Employees
12+ years of experience
Cybersecurity · Enterprise SaaS

Description For Principal Software Engineer - Core ZIA Team

Zscaler, the world's largest security cloud operator, is seeking a Principal Software Engineer for their Core ZIA team. This role focuses on the Zero Trust SD-WAN Branch Connector, crucial for providing Zero Trust Security across remote branches. With over 15 million users in 185 countries and 100+ patents, Zscaler leads cloud security innovation.

The position requires deep expertise in networking and security, working on low latency data forwarding and packet processing. You'll collaborate with a talented team of engineers, architects, and product managers to build scalable solutions that serve thousands of enterprise customers, including 40% of Fortune 500 companies.

The ideal candidate brings 12+ years of software development experience, strong C programming skills, and extensive knowledge of networking protocols and Linux systems. You'll be instrumental in all phases of product development, from design to implementation, ensuring high performance and reliability of critical security infrastructure.

Zscaler offers competitive compensation ($175,000-$250,000), comprehensive benefits, and a culture recognized as a Best Workplace in Technology. The company values diversity and innovation, providing an environment where talented professionals can make significant impacts on global cybersecurity.

This role presents an exceptional opportunity to work with cutting-edge technology while contributing to a platform that enables organizations worldwide to embrace cloud-first strategies securely and efficiently.

Last updated 16 days ago

Responsibilities For Principal Software Engineer - Core ZIA Team

  • Work with software engineers, architects, and product managers to create performance and scalable solutions
  • Lead development of data path software focusing on low latency data forwarding and packet processing
  • Participate in product development cycle from definition to testing
  • Conduct code reviews and maintain documentation
  • Develop functional specifications and assess task requirements

Requirements For Principal Software Engineer - Core ZIA Team

Linux
  • Bachelor's degree in CS/CE or equivalent
  • 12+ years software development experience in commercial networking and security applications
  • Hands-on programming in C, debugging memory corruption, Multithreading, SMP
  • In-depth knowledge in Data-Structures and Algorithms
  • Experience with Unix/Linux Kernel
  • Experience with network tools like perf, gdb, Wireshark, tcpdump
  • Knowledge of software design concepts - HA, failover redundancy, load balancing
  • Experience with network protocols like DHCP, VRRP, CARP, OSPF, and BGP
  • U.S. Citizenship required

Benefits For Principal Software Engineer - Core ZIA Team

Medical Insurance
Dental Insurance
Vision Insurance
Parental Leave
401k
Education Budget
  • Various health plans
  • Vacation and sick time
  • Parental leave options
  • Retirement options
  • Education reimbursement
  • In-office perks

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