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Palo Alto Networks Logo Palo Alto Networks · IT - Software Development

Sr Principal Engineer Software (Cortex Cloud)

Israel, Tel Aviv · Job Posted May 05, 2026
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Job Description

As a Senior or Sr Principal Software Engineer in Cortex Cloud, you will contribute to the development and scaling of cloud-native security solutions for enterprise organizations. This role involves working within an established team to evolve a high-traffic product, with a focus on refining architecture, optimizing the technology stack, and maintaining engineering standards. Your responsibilities include writing reliable code, influencing product direction, and designing distributed systems. You will be expected to make technical decisions that impact the long-term stability and performance of cloud workload protection services.

Job Responsibility

  • Contribute to the development and scaling of cloud-native security solutions for enterprise organizations
  • Work within an established team to evolve a high-traffic product, with a focus on refining architecture, optimizing the technology stack, and maintaining engineering standards
  • Write reliable code, influence product direction, and design distributed systems
  • Make technical decisions that impact the long-term stability and performance of cloud workload protection services

Requirements

  • Backend Engineering: 8+ years of experience building and maintaining production-grade distributed systems
  • Languages: Proficiency in Go (Golang) is a strong advantage. We are open to engineers with deep expertise in other backend languages (Java, Python, Rust, C#, or Node.js) who are willing to transition to a Go-primary stack and have a focus on clean, well-tested code
  • Fundamentals: Strong grasp of system design, data structures, and algorithms in high-scale cloud environments
  • Standards: Experience with CI/CD, comprehensive testing (unit, integration, E2E), and rigorous code reviews
  • Cloud: Proficiency in AWS, GCP, or Azure, including cloud-native services
  • Reliability: Experience with observability (monitoring, logging, tracing) and system profiling
  • Education: B.Sc. or M.Sc. in Computer Science, Software Engineering, or equivalent technical/military experience

Nice to have

  • Advanced Go: Deep experience with concurrency and memory management patterns
  • Distributed SaaS: Background in managing multi-tenant, cloud-based SaaS at scale
  • Cybersecurity: Familiarity with threat detection or cloud security infrastructure
  • AI Systems: Interest in agentic workflows or prompt engineering in production
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