# Principal Security Researcher (Decoder) at Palo Alto Networks

- Company: Palo Alto Networks
- What the company does: Implement Zero Trust, Secure your Network, Cloud workloads, Hybrid Workforce, Leverage Threat Intelligence & Security Consulting. Cybersecurity Services & Education for CISO’s, Head of Infrastructure, Network Security Engineers, Cloud Architects & SOC Managers. Backed by Greylock, Sequoia and Felicis.
- Company website: https://www.paloaltonetworks.com/
- Type: Startups
- Level: Principal and up
- Location: Santa Clara, United States of America
- Work setup: On-site
- Posted: 2026-09-15
- Apply by: 2026-10-30
- Apply: https://paloaltonetworks.wd5.myworkdayjobs.com/en-US/panwexternalcareers/job/Santa-Clara-United-States-of-America/Principal-Security-Researcher--Decoder-_JR-019100
- Page: https://www.1752.vc/careers/jobs/palo-alto-networks-principal-security-researcher-decoder/

## About the role

You will be part of the team that develops the Intrusion Prevention System to power the Palo Alto Networks’s next generation firewall. The Decoder team is responsible for decoding network protocols and inspecting application traffic on enterprise customers’ networks, providing common service to support a variety of network security services.

## What they're looking for

- Your Experience
- Strong programming and debugging skills, experience coding in Go required and C/C++ experience preferred
- Strong understanding of Go concurrency, memory optimization, and scalable system design
- Excellent understanding of L4-7 networking protocols such as HTTP, TLS, SMTP, FTP, Websocket, GRPC, TCP/IP, etc
- Experience with packet processing, stream reassembly, protocol parsing, and traffic analysis systems
- Experience in analyzing network traffic using tools like Wireshark, Fiddler, tcpdump etc


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/palo-alto-networks-principal-security-researcher-decoder/