Our Mission

At Palo Alto Networks® everything starts and ends with our mission:

Being the cybersecurity partner of choice, protecting our digital way of life.
Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we’re looking for innovators who are as committed to shaping the future of cybersecurity as we are.

Who We Are

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

We are seeking an experienced Senior Principal Software Engineer to design, build, and maintain our cutting-edge, cloud-based security product infrastructure. This role is for a passionate engineer who thrives on solving problems at a massive scale, loves to code world-class security and networking services, and excels in a collaborative, fast-paced environment. You will be a key individual contributor, taking ownership of feature areas and driving innovation to protect customers from evolving online threats.

Key Responsibilities

• Lead the complete software development lifecycle, from requirement analysis and design through to deployment and ongoing support.
• Innovate and implement new product features based on feedback from customers, partners, and internal teams.
• Design, develop, and deploy highly scalable and performant features for a multi-tenant cloud environment, ensuring reliability for thousands of customers.
• Proactively collaborate and exchange information with other teams to accomplish shared objectives and ensure product alignment.
• Troubleshoot and resolve complex issues in the product to ensure high-quality, stable, and secure releases.
• Serve as a subject matter expert, clearly communicating technical goals, architectural decisions, and desired outcomes to the project team.
• Challenge the status quo by curiously and positively questioning assumptions to drive continuous improvement and innovation in product features.

Required Qualifications

• Bachelor's degree in Computer Science or a related field, or equivalent practical experience.
• 15+ years of professional software development experience.
• Extensive hands-on programming expertise in Java and Python.
• Proven experience building highly available, scalable, and performant distributed systems with a service-oriented architecture (SOA).
• Deep experience with major cloud platforms (e.g., AWS, GCP), container orchestration (Kubernetes), and virtualization technologies (e.g., ESXi, KVM).

Preferred Qualifications

• Master’s degree or PhD in Computer Science or a related field.
• Experience with messaging infrastructure such as Kafka or GCP Pub/Sub.
• Familiarity with both SQL and NoSQL database technologies.
• Demonstrated ability to quickly learn and apply new and emerging technologies in a fast-paced environment.

The Team

Engineering - Our engineering team is at the core of our products, and our mission is to protect the digital world. It’s a mission that demands a visionary and pragmatic approach to solving complex problems. We are looking for engineers who are passionate about building scalable, reliable, and secure systems. As a member of our team, you will have the opportunity to work on cutting-edge technologies and make a significant impact on our products and customers. You will be part of a dynamic and collaborative environment where you can learn, grow, and innovate.

Our Commitment

We’re problem solvers that 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  [email protected].

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.