Sr Principal Software Engineer (Prisma Browser)

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

Join our world‑class team of researchers and engineers in Headquarters, Santa Clara, California and play a pivotal role in architecting a more secure foundation for the enterprise browser landscape. This is not just a job; it’s a chance to leave your mark on the future of security. Become a pioneer in shaping the core of our Chromium‑based enterprise browser and push the boundaries of what’s possible.

Your Impact

• Lead the change - Own critical features from conception to deployment, shaping the core of our Chromium‑based enterprise browser
• Mastermind innovations - Solve difficult challenges, keeping our users’ experience smooth and secure
• Empower your team - Mentor and guide fellow engineers, sharing your expertise and fostering a collaborative environment where brilliance thrives
• Champion excellence - Set the bar high, driving continuous improvement in processes, tools, and the overall product

Join us and

• Work alongside the best in the industry, pushing the boundaries of enterprise security in a collaborative and inspiring environment
• Shape the future of a critical product, impacting millions of users and making a tangible difference in the cybersecurity landscape
• Grow as a leader and innovator, with unparalleled opportunities to mentor, research, and shape the technical direction of our team

Your Experience

• C++ virtuoso – 8+ years of wielding endpoint development skills with mastery, tackling complex performance optimizations, multi‑threaded/process challenges while maintaining up‑to‑speed with latest industry standards
• Exceptional debugging skills, capable of unraveling complexities using a variety of tools on various platforms (Windows, MacOS, Linux)

Advantage

• Chromium champion – Strong understanding of Chromium’s internals and a proven track record of contributing to open‑source projects
• Familiarity with web browser fundamentals, including concepts like cookies, sandboxing, and profiles
• Experience working with JavaScript and/or building Chrome extensions
• Comprehension of security concepts such as authentication and authorization mechanisms, and experience with security protocols such as OAUTH, OIDC
• Research pioneer – A passion for delving into low‑level systems and OS APIs, translating your findings into groundbreaking security solutions
• Leadership instinct – Proven ability to guide and inspire others, fostering a culture of shared ownership and technical excellence
• Communication architect – Articulate your vision clearly and convincingly, collaborate effectively with diverse teams across functions

Qualifications

Compensation Disclosure

The compensation offered for this position will depend on qualifications, experience, and work location. For candidates who receive an offer at the posted level, the starting base salary (for non‑sales roles) or base salary + commission target (for sales/com‑missioned roles) is expected to be the annual range listed below. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found here.

$170,000.00 - $277,000.00/yr

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 View email address on click.appcast.io.

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.

Immigration Sponsorship

Role is not eligible for Immigration Sponsorship. We will not sponsor applicants for work visas for this position.