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Principal Engineer Software (Backend)

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Palo Alto Networks

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Location:
United States , Seattle

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

147000.00 - 237500.00 USD / Year
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Job Description:

We are looking for a highly skilled and experienced Senior Staff Engineer to join the Prisma AIRS Model Security team. In this role, you will play a crucial part in designing, developing, and optimizing robust, scalable, and high-performance backend systems that power our cutting-edge AI security platform.

Job Responsibility:

  • Design and build innovative, scalable software products to ensure our customers can use AI securely
  • Own new features/functionality from start to finish. Participate in all phases of the product development cycle, from definition, design, through implementation and test. Ensure that applications are production-ready, scalable, and reliable
  • Collaborate with product managers, frontend software engineers, product designers, and infrastructure engineers to shape the future of Prisma AIRS Model Security
  • Operate production services with hundreds of enterprise customers as a true owner, ensuring that Prisma AIRS customers experience top-notch reliability, availability, and performance
  • Develop expertise in new technologies and keep up with the rapidly evolving AI security landscape

Requirements:

  • Expertise in at least one programming language such as modern Python (type hints, Pydantic, etc), Go, Java, C#, or C++
  • 8+ years experience in designing large distributed system and web services in the cloud
  • Experience writing comprehensive unit, integration, and end-to-end tests
  • Experience with a major cloud provider like GCP (preferred), AWS, or Azure
  • BS or MS in Computer Science, a related field, or equivalent professional experience or equivalent military experience
  • Excellent written and verbal communication, able to collaborate and convey ideas effectively
  • Self-disciplined, self-managed, self-motivated, and strong sense of ownership, urgency, and drive
  • Ready to understand and dissect new technology stacks quickly
  • Excited about working in an agile and fast paced environment

Nice to have:

  • Experience with CI/CD pipelines, GitLab, and Grafana is a plus
  • Experience partnering with front end engineers (collaborate on schema required to power a UI, for example) is a plus

Additional Information:

Job Posted:
March 04, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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