> Markdown version of [/jobs/ext/1772771-sr-principal-software-engineer-network-security](https://www.wearedevelopers.com/jobs/ext/1772771-sr-principal-software-engineer-network-security). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Sr. Principal Software Engineer - Network Security...

- **Company:** Palo Alto Networks
- **Location:** San Jose, CA, United States
- **Experience:** Expert
- **Salary:** $170,000.0 - $277,000.0
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Artificial Intelligence, Application Layers, Unix, Computer Programming, Computer Networks, Software Debugging, Network Security, Software Engineering, TCP/IP, Information Technology, Software Version Control
- **Published:** July 19, 2026
- **Apply:** https://www.juju.com/job/00000000ghml8f

## About the Role

+ Bachelor's, Master's, or Ph.D. in Computer Science or related technical field, or equivalent practical/military experience

 + 12+ years of professional software engineering experience, including significant time in senior technical leadership rolesStrong proficiency in C and C++ programming languages on Unix-based platforms.

 + Solid understanding of software development methodologies, version control systems, and agile practices.

 * **Preferred Qualifications**

 + In-depth knowledge of networking concepts, including TCP/IP, and familiarity with security protocols such as TLS and L4-L7 protocols.

 + Experience working with TLS and Web proxies.

 + Experience in developing and optimizing software for performance, scalability, and security.

 + Excellent understanding of various AI agents and ability to use them as a co-pilot.

## Description

We are seeking innovative engineers to design and develop security features for our next-generation firewalls. As a key member of the Layer-7 Security group, you will take ownership of your focus areas, applying your programming skills to solve real-world security problems. You will collaborate with multi-functional teams including product management, quality assurance, and field support throughout the entire software development cycle. This role requires a drive to build global products and a passion for bringing new ideas to the security discipline., + Innovate, design, and develop new security features in our next-generation firewalls, focusing on Layer 7 identity and inspection.

 + Develop functional specifications, assess task requirements and scheduling, and assist in development, debugging, and support.

 + Suggest and implement improvements to the development process.

 + Clearly communicate goals and desired outcomes to internal project teams.


## Related Videos

- [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol)
- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)
- [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go)
- [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security)
- [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see)
- [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities)

## Related Articles

- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know)
- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers)
- [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing)
- [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers)