Principal Kernel Software Engineer

About Zscaler

Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler (NASDAQ: ZS) 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. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler.

Zscaler Data Protection & Endpoint Security team is committed to develop a solution that monitors files leaving the corporate network or computers and prevents data theft and accidental data exposure and detecting malicious applications exfiltrating or corrupting sensitive data. The solution is scalable and simple to operate and enhances the Zscaler Zero Trust platform to Windows and macOS Endpoints.

The job includes designing, developing, fixing, debugging, and improving the Windows kernel drivers, and applying windows internals and function hooking to enhance the Zscaler Data Protection and Endpoint security solution.

You will be based in our Ramat Gan office and report to the Director, Engineering, who is also based in Israel.

Requirements

• Bachelor’s or master’s degree in computer science, Mathematics, Physics or Electrical Engineering
• 12 plus years of software engineering and C/C++ experience
• 5 or more years of Windows kernel development
• Work in at least one Cyber Security company.
• Experience in Data Protection, User Identity or Endpoint Security (EDR, AV, HIPS).
• Experience with large-scale systems with Fortune 500 customers.
• Experience in customer-facing troubleshooting sessions - advantage.
• Knowledge of MITRE Attack and Open Cybersecurity Schema Framework - advantage
  
  

Responsibilities

• You will design and develop Windows kernel drivers to detect process and DLL loading.
• You will architect and write code to Monitor Windows file system and OS events to identify suspicious process activities.
• Analyze core dumps to detect BSOD root-causes.
• Perform Research and Investigation to understand how specific applications behave (for example: how copy & paste into WhatsApp.exe works)
• Collaborate with team members to develop cross team features.
• You will test new software and fix bugs.
• Read and review code from other developers to reduce bugs, improve implementations, and expand your knowledge.
  
  

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 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, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status or any other characteristics protected by federal, state, or local laws.

See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.

Pay Transparency

Zscaler complies with all applicable federal, state, and local pay transparency rules. For additional information about the federal requirements, click here .

Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.