Palo Alto Networks
Sr. Principal Engineer - Cortex Xpanse, Collections
$170K–$277K
Office - USA - CA - Headquarters · No · Principal · Full-time · Posted Aug 31, 2026
- Experience
- 10+ years of professional software engineering experience building backend systems.
- Visa sponsorship
- Immigration sponsorship: Yes
About the job
Leads technical vision and architecture for Cortex Xpanse’s internet-scale discovery and scanning systems, data pipelines, and related customer-facing capabilities.
What you'll do
- Build and scale distributed backend scanning systems and data collection pipelines.
- Investigate data sources, assess customer impact, and own initiatives through production support.
- Set technical direction, partner on product strategy, and mentor engineers.
What they ask for
- 10+ years of professional software engineering experience building backend systems.
- Track record setting technical direction, leading architectural decisions, and delivering large-scale systems to production.
- Experience building real-time streaming or batch data pipelines, and with distributed systems, API design, and decoupled data architectures.
- Experience with at least one major cloud platform: GCP, AWS, or Azure.
Nice to have
- Expertise with GCP, Kubernetes, Terraform, BigQuery, PostgreSQL, MySQL, BigTable, or Apache Beam; familiarity with low-level Internet protocols and high-throughput network scanning.
- Experience in cybersecurity, attack surface management, or internet measurement.
Pay
$170,000.00 - $277,000.00/yr (USD, base salary)
Tools
Go, Apache Beam, Java, GCP, AWS, Azure, Kubernetes, Terraform
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