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

Senior Staff Software Engineer in Test - Performance

United States, Santa Clara · Job Posted February 04, 2026
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Job Description

As a Sr. Staff Software Engineer you will be working on our Performance Team who automates testing using Python, executes performance tests and develops new test tools.The Performance QA Team is responsible for validating all products including physical, virtual and cloud performance as defined in specifications.

Job Responsibility

  • Build automation Frameworks for, HW, Cloud, and Virtualization test environments
  • design and implement AI/ML-driven test strategies to enhance the efficiency and effectiveness of performance testing
  • responsible for performance testing of our next-generation firewall platforms
  • build and maintain complex test environment
  • develop and execute test plans and test cases
  • develop tools and infrastructure to improve the quality and efficiency of testing
  • work closely with the Software Engineering, Product Management teams during product development from design to release
  • reproduce and debug issues found during and after software release
  • develop and maintain complex test bed environments

Requirements

  • 4-year Undergraduate Degree with 4+ years of experience in relevant fields
  • authorization to work within the United States
  • proficiency in Python is a must
  • L2-L3 network testing experience with knowledge of most common switching and routing protocols
  • knowledge of L4-L7 network layers and protocols such as TCP/IP, HTTP and SSL
  • hands-on experience with Python, Linux, MySQL, and Networking
  • knowledge of setting test beds and testing in a Virtualization environment, including cloud platforms AWS, Azure, GCP etc.
  • experience with typical test tools from Spirent, Breaking Point, and Ixia is a must
  • experience with bug tracking systems such as Jira
  • create and execute automated and manual test plans and maintain accurate documentation of results and process

Nice to have

  • Experience testing network security products, preferably with firewalls and intrusion prevention
  • knowledge of encryption and tunneling protocol test methods
  • knowledge of Windows and Linux system set up and administration

What we offer

  • 1:1 mentorship
  • fun and engaging events that inspire your intellectual curiosity
  • opportunity to contribute to one of the most critical aspect of company’s vision
  • the opportunity to expand your knowledge and work on challenging projects
  • connections to other employees across the company as well as our leaders
  • employee benefits (found via link)
  • immigration sponsorship eligible
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