Principal Kernel Software Engineer

About Zscaler

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.

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 as well as detecting malicious applications exfiltrating or corrupting sensitive data.

The solution is highly scalable and simple to operate and enhances the Zscaler Zero Trust platform to Windows and macOS Endpoints.

The job includes (but is not limited to) designing, developing, fixing, debugging, and improving the Windows kernel drivers, and leveraging windows internals as well as function hooking to enhance the Zscaler Data Protection and Endpoint security solution.

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
• Working 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.
• Strong written and verbal communication and interpersonal skills.
• Creative problem-solving skills.
• The ability to prioritize activities and deliver projects on time and within budget.
• Experience in customer facing troubleshooting sessions - advantage.
• Knowledge of MITRE Attack and Open Cybersecurity Schema Framework - advantage
  
  

Responsibilities

• Design and develop Windows kernel drivers to detect process and DLL loading.
• Architect and develop code to Monitor Windows file system and OS events to identify suspicious process activities.
• Analyzing 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.
• Testing new software and fixing 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.