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Principal Software Engineer (L7 Security Cloud)

Palo Alto Networks
Santa Clara, United Statesfull_timeVerifiedPosted 9 Sept 2025
💰 $237,500/yr($147,000/yr$237,500/yr)

About the role

Company Description

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 take our mission of protecting the digital way of life seriously. We are relentless in protecting our customers and we believe that the unique ideas of every member of our team contributes to our collective success. Our values were crowdsourced by employees and are brought to life through each of us everyday - from disruptive innovation and collaboration, to execution. From showing up for each other with integrity to creating an environment where we all feel included.

As a member of our team, you will be shaping the future of cybersecurity. We work fast, value ongoing learning, and we respect each employee as a unique individual. Knowing we all have different needs, our development and personal wellbeing programs are designed to give you choice in how you are supported. This includes our FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few!

At Palo Alto Networks, we believe in the power of collaboration and value in-person interactions. This is why our employees generally work full time from our office with flexibility offered where needed. This setup fosters casual conversations, problem-solving, and trusted relationships. Our goal is to create an environment where we all win with precision.

Job Description

Your Career

In the Layer-7 Security Software team, we are responsible for at least one, often two to three headline features in every PANOS release.  Our code reaches many product lines in the company, and is the critical part of delivering the highest revenue licenses the company offers. Our core Application Identification and Content Inspection Engine runs on Hardware, Virtualized, Container and Cloud-delivered firewalls. Any features that require the inspection or extraction of layer-7 network payload depends on our engine. We are also developing the latest Cloud-delivered Layer-7 security infrastructure. We design and develop key innovative security features such as the industry first Machine Learning powered NGFW, Credential Phishing prevention, URL-filtering, Cloud-delivered Data leak protection (DLP), and many more exciting features.

Are you looking to tackle a variety of challenging problems across the network, firewall, and Cloud platforms with a team of collaborative and experienced software engineers?  Are you eager to expand to and innovate in the latest security platforms and delivery technologies in the industry? Would you like to be part of a fast moving and engaging team that executes and delivers cutting edge features like a start-up but with the support of an established leading security company?

We're seeking innovators - engineers who seek to design new products, designing state-of-the-art products that do not exist today. These engineers love to code with a drive to build global products and bring new ideas to develop security disciplines to solve real-world problems. We are looking for leaders who take ownership of their areas of focus and who are driven to pursue problems at every level. Collaboration is at the heart of our culture and we need engineers who can communicate at a high level and work well with multi-functional teams towards achieving a common goal.

Your Impact

  • Drive the full lifecycle of technical projects, collaborating cross-functionally with Product, Development, and Quality Assurance teams in an agile environment.
  • Architect, develop, and implement cutting-edge cloud security solutions.
  • Spearhead the integration and implementation of novel cloud security architectures.
  • Participate in the entire product development pipeline, from ideation and design to implementation and validation.
  • Partner with Product Management, Site Reliability Engineering (SRE), Software Engineering, and Quality Engineering to ensure the timely and high-quality delivery of new security services.
  • Contribute to cultivating an inclusive, inquisitive, solution-oriented, and transparent team culture.
  • Interface directly with customer support teams to address and resolve customer-reported issues.
  • Propose and champion innovative technical solutions and improvements within the team.

Qualifications

Your Experience 

  • Proven

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Company

Palo Alto Networks

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