Sr SDET Engineer - Cortex

Palo Alto Networks • Santa Clara, CA

104d • $126,000 - $190,500

About The Position

At Palo Alto Networks, we're not just building products — we're redefining what's possible in cybersecurity. As a Senior Staff SDET Engineer, you'll play a critical role in our mission to secure the world's digital transformation. Your work will directly impact the quality and reliability of the solutions that protect global enterprises every day. If you're passionate about driving quality at scale and want to be part of a team that's leading the charge in cloud security innovation, we want to hear from you.

Requirements

• 8+ years of hands-on experience in enterprise-level software testing.
• Bachelor's degree in Engineering, majoring in Computer Science or Information Technology.
• Proficient in at least one programming language, with a preference for Python.
• Proven experience with automation frameworks like Pytest (preferred) and Selenium.
• Experienced in working with complex automation frameworks and executing detailed test plans.
• Significant domain knowledge of cloud environments such as AWS and Azure; familiarity with GCP is advantageous.
• Capable of analyzing complex issues, identifying root causes, and providing robust automation solutions.
• In-depth experience with CI/CD processes and tools, particularly Jenkins and Gitlab, for cloud-based SaaS products.
• Demonstrated experience in developing test frameworks and tools from scratch, with a strong focus on continuous improvement.
• Excellent verbal and written communication skills in English, capable of articulating complex concepts clearly and concisely.

Responsibilities

• Own the testing activity of features or areas, encompassing test coverage, efficiency, planning, execution, automation test failure triaging, and continuous improvement such as customer bug RCA.
• Analyze complex defects and issues, guiding the isolation of root causes found during and after software release.
• Collaborate closely with engineering, Product Management, UX, Documentation, DevOps, Customer engineers, and other teams throughout the product development lifecycle from requirements to release.
• Take responsibility for feature quality, becoming the go-to expert for testing-related activities in your area/feature.
• Conduct root cause analysis on production issues and develop improvement plans.
• Drive test design and strategy for high-impact and priority features.
• Design and develop test plans and test strategies for complex new features.
• Manage the complexity of Cloud platforms and test data design.
• Estimate work effort and ensure tasks are on track.
• Address challenges or risks effectively with stakeholders.
• Design, implement, and continuously improve test automation efficiency to boost the testing team's productivity.
• Apply a consistent test design methodology when developing testing automation.
• Design, develop, and maintain test automation tools and utilities for both Backend and UI.
• Define, develop, and maintain complex testbed environments.
• Build test automation frameworks, create robust scripts supporting various reporting needs, troubleshoot failures, integrate with bug-tracking systems, and work seamlessly with CI/CD for cloud-based products.
• Be a self-motivated, independent, and proactive engineer responsible for qualifying Palo Alto Networks products with public and private cloud solutions.
• Design and develop Backend, UI, and end-to-end automated tests for both regression and progression features in our products.

Benefits

• FLEXBenefits wellbeing spending account with over 1,000 eligible items selected by employees.
• Mental and financial health resources.
• Personalized learning opportunities.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Industry: Computer and Electronic Product Manufacturing
• Education Level: Bachelor's degree