Principal Software Engineer (L7 Security)

Principal Software Engineer

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.

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.

This is a high-impact, heavy-hitting Principal Software Engineer role within the Layer-7 Security Software team (highly indicative of Palo Alto Networks' core engineering group). The individual will drive the technical leadership and end-to-end delivery of high-scale, distributed cloud security solutions and next-generation firewalls (NGFW). This team is the literal engine room of the company's revenue, responsible for core capabilities like Application Identification (App-ID) and Content Inspection across hardware, virtual, container, and cloud environments.

Key Responsibilities

• Provide technical leadership for the end-to-end delivery of solutions, ensuring alignment with cross-functional product management and quality assurance teams.
• Design, implement, and troubleshoot robust next-generation cloud security solutions to address complex network security challenges.
• Drive the development of scalable cloud security architecture through hands-on coding and strategic architectural planning.
• Manage the full product development lifecycle, from definition and design through implementation, testing, and deployment.
• Collaborate proactively with Product Management, SRE, and Quality Engineering to deliver high-quality security-as-a-service offerings to market.
• Simplify complex technical issues to improve end-customer outcomes by working closely with customer support teams.
• Foster a culture of innovation, intellectual curiosity, and problem-solving within the engineering organization.

Qualifications

Required Qualifications

• B.S. degree in Computer Science, similar technical discipline or equivalent practical experience, Graduate degree (MS or Ph.D.) in Computer Science or similar technical discipline is preferred or equivalent military experience required
• 7-10 Years Experience in design and developing scalable solutions in relevant area.
• Experience in C and Python programming.
• Proficient with Go programming
• Experience with Redis, SQL or NoSQL database
• Experience in Cloud Technologies like Kubernetes, Kafka, MogoDB, Redis etc.
• Experience with and web server backend development
• Experience with networking development, eg. TCP/UDP, Socket programming
• Experience with multi-threaded programming and large-scale, distributed, and/or high-performance software design and architect
• Teammate who brings a can-do attitude to a dynamic working environment and is comfortable learning new technologies and platforms
• Verbal and written communication skills to work with multi-functional groups

​ Preferred Qualifications

• Experience with container orchestration platforms, specifically Docker and Kubernetes.
• Comprehensive understanding of public cloud design considerations, including microservice architectures, global network infrastructure, and load balancing.
• Working knowledge of TCP/IP networking protocols and principles.
• Prior experience working with Google Cloud Platform (GCP) or Amazon Web Services (AWS).

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.

$147,000.00 - $237,500.00/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.

Is role eligible for Immigration Sponsorship?: Yes