Principal Windows Low-Level Dev (Cortex XDR)

Palo Alto Networks (Israel Services) Ltd.

Apply to this job
Office - Israel - Tel Aviv Until 8/23/2026 8+ years exp First posted June 10, 2026 Last posted June 10, 2026
Job description

Our Mission

At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real-world problems with cutting-edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you’re in the right place.

Who We Are

In order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values: Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real-world problems and ideating beside the best and the brightest, we invite you to join us!

We believe collaboration thrives in person. That’s why most of our teams work from the office full time, with flexibility when it’s needed. This model supports real-time problem-solving, stronger relationships, and the kind of precision that drives great outcomes.

Job Summary

Job Summary

We are seeking a Windows Internals Engineer for our Tel Aviv R&D center. In this role, you will be a key member of the team that designs and develops the low-level Windows components for our revolutionary Cortex XDR endpoint security product, directly contributing to our mission of protecting our digital way of life from advanced cyberattacks.

Key Responsibilities

  • Contribute to the research and development of Windows drivers, services, and other system-level components.

  • Challenge the status quo by finding and implementing innovative solutions to counter sophisticated cyberattacks.

  • Proactively collaborate and exchange information with engineers, security researchers, and product managers to lead projects and initiatives.

  • Design, develop, and debug complex, high-performance, multi-threaded code in C++.

  • Conduct in-depth analysis of system internals and focus on the details to produce robust, high-quality security features.

  • Apply learning from security research and reverse engineering to simplify complex problems and develop practical solutions.

Qualifications

Preferred Qualifications

  • 8+ years of experience in software development 5+ years of experience with system programming for any major OS (Windows/Linux/Android/Mac)

  • Proven experience with system programming for any major OS (Windows, Linux, Android, Mac).

  • Deep understanding of operating system internals and concepts.

  • Modern C++ development

  • Experience with one or more of the following skills/technologies – User–mode internals, Windows security model, PE format, hooking, injection, etc., x86 / x64 assembly, Security technologies (ASLR, DEP, etc.), Reverse engineering with IDA Pro, Python

  • Contributions to open source projects or a complex hobby project

  • Bachelor's degree or equivalent military experience required

Our Commitment

We’re trailblazers that dream big, take risks, and challenge cybersecurity’s status quo. It’s simple: we can’t accomplish our mission without diverse teams innovating, together.

We are committed to providing reasonable accommodations for all qualified individuals with a disability. If you require assistance or accommodation due to a disability or special need, please contact us at  accommodations@paloaltonetworks.com.

Palo Alto Networks is an equal opportunity employer. We celebrate diversity in our workplace, and all qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or other legally protected characteristics.

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

Is role eligible for Immigration Sponsorship? No. Please note that we will not sponsor applicants for work visas for this position.
About this role

Summary

Design and develop low-level Windows components for cybersecurity products.

Job title

Principal Windows Low-Level Dev (Cortex XDR)

Experience level

8+ years

Minimum experience

8+ years exp

Industry

cybersecurity

Location requirements

On-site in Tel Aviv, Israel; in-person work preferred.

Salary

Not specified

Management role

No

Skills & keywords

Required skills

C++windows internalssystem programmingsecurity conceptsassembly language

Preferred skills

x86 / x64 assemblyIDAPROPythonreverse engineeringPE formathooking

Specializations

windows internalssystem programmingsecurityC++reverse engineering
Locations

Structured locations inferred from the posting.

Tel Aviv-Yafo, Israel

On-site City