Principal PSIRT Engineer: Lead Vulnerability Response

Palo Alto Networks, Inc.; Santa Clara (CA); On-site; USD 167,600 - 271,150; Full time

Job summary

Palo Alto Networks is seeking a Principal PSIRT Engineer to lead complex vulnerability investigations and to drive next‑gen PSIRT automation across the product portfolio.

You will bridge advanced security research with product architecture, mentor senior staff, and guide high‑stakes disclosures with customers and the security community. Strong leadership and cross‑functional collaboration are essential.

Qualifications

• Serve as the definitive technical authority on vulnerability investigations across the product portfolio.
• Drive systemic root‑cause analysis and partner with principal architects to develop long‑term remediations.
• Define rigorous technical validation methodologies to verify fixes and ensure eliminations.
• Proactively collaborate with leadership across product, engineering, legal, privacy, and threat intelligence teams.
• Apply CVSS scoring and vulnerability classification.
• Prepare security reports, CVE submissions and advisories.
• Architect data models and risk‑scoring methodologies for PSIRT telemetry.
• Architect the roadmap for next‑gen PSIRT automation and tooling.
• Mentor senior and staff engineers in vulnerability handling and response methodologies.

Skills

Vulnerability investigations

Root cause analysis

CVSS/CWE/CVE expertise

AI/ML in security

Scripting: Python/Go/PowerShell

Communication skills

Education

BS/MS in Computer Science/Engineering/Cybersecurity

Tools

PSIRT tooling

Job description

Palo Alto Networks is seeking a Principal PSIRT Engineer to lead complex vulnerability investigations and to drive next‑gen PSIRT automation across the product portfolio.

You will bridge advanced security research with product architecture, mentor senior staff, and guide high‑stakes disclosures with customers and the security community. Strong leadership and cross‑functional collaboration are essential.