Principal Software Engineer- C, Windows Systems, Kernel

Company Description

Zscaler (NASDAQ: ZS) accelerates digital transformation so that customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange is the company’s cloud-native platform that protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. 

With more than 10 years of experience developing, operating, and scaling the cloud, Zscaler serves thousands of enterprise customers around the world, including 450 of the Forbes Global 2000 organizations. In addition to protecting customers from damaging threats, such as ransomware and data exfiltration, it helps them slash costs, reduce complexity, and improve the user experience by eliminating stacks of latency-creating gateway appliances. 

Zscaler was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. Zscaler’s purpose-built security platform puts a company’s defenses and controls where the connections occur—the internet—so that every connection is fast and secure, no matter how or where users connect or where their applications and workloads reside.

Job Description

Zscaler seeks a self-motivated Windows kernel developer fluent in C and C++ to assist with development of an innovative zero-trust cybersecurity product.  The successful candidate will possess the ability to work with a team of engineers from diverse technical backgrounds to design, build, and ship production quality code, as well as diagnose and solve problems in a complex distributed system.

Qualifications

• Fluency in C and C++
• Demonstrated proficiency in Windows systems programming
• Experience writing asynchronous and/or lock-less code
• Ability to rapidly grok third-party code, and determine how to interface with it
• Minimum of 10 years software development experience
• Experience working with a team of people coming from different technical backgrounds to solve problems that span multiple components/languages in a distributed system
• Practice the belief that code lacking tests isn’t ready for integration

Nice to haves:

• Experience writing C++17
• Experience developing software using the Boost C++ libraries
• Familiarity with TCP/IP RFCs
• Experience writing Windows Filtering Platform (WFP) drivers in either user mode or kernel mode
• Knowledge of Windows Installer packaging, and tools such as WiX
• Experience with unit test and mocking frameworks, such as Google Test, JUnit, etc.
• Experience writing in a scripting language, such as python, groovy, or Lua
• Takes ownership of the full SDLC lifecycle (including helping devops, and release engineering achieve success over the full cycle)
• Experience working with Linux Kernel and Network subsystems
• Understanding of networking concepts incl. iptables, ipsets, iproute2, eBPF
• Functional programming experience
• Ability to write Java is a plus

Additional Information

The base salary range for this full-time position is $162,500 to $250,000 + bonus + equity + benefits.

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.

All your information will be kept confidential according to EEO guidelines.

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What You Can Expect From Us:

• An environment where you will be working on cutting edge technologies and architectures
• A fun, passionate and collaborative workplace
• Competitive salary and benefits, including equity

Why Zscaler?

People who excel at Zscaler are smart, motivated and share our values. Ask yourself: Do you want to team with the best talent in the industry? Do you want to work on disruptive technology? Do you thrive in a fluid work environment? Do you appreciate a company culture that enables individual and group success and celebrates achievement? If you said yes, we’d love to talk to you about joining our award-winning team. 

Additional information about Zscaler (NASDAQ: ZS ) is available at https://www.zscaler.com. 

Zscaler is proud to be an equal opportunity and affirmative action employer. We celebrate diversity and are committed to creating an inclusive environment for all of our employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, natio