Principal System and Solution Test Engineer

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange™️ platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed acr...

We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments ...

We are looking for a Principal System and Solution Test Engineer to join our team. This is a hybrid role based in Santa Clara,CA, reporting to the Architect, Software Development Engineering in the Zero Trust Branch department. You will drive the quality strategy for our Zero Trust Networking Services, validating co...

Collaborate with cross-functional teams to design, develop, and maintain cloud-based software solutions
Leverage your deep expertise in L2-L7 technology to test cloud-delivered security and SD-WAN technologies
Build repeatable, robust system-level automation suites to validate L2-L7 technologies
Provide critical insights and recommendations to the development team to enhance RASS, debugging capabilities, and overall product usability
Design and execute scenarios mimicking real-world production environments to proactively expose critical gaps, ensuring the stability required for seamless customer deployments

You thrive in a dynamic, fast-paced environment, viewing ambiguity as a canvas for innovation and high-impact problem solving.
You operate with a deep sense of ownership and personal integrity, driven by a genuine passion for the engineering mission.
You are energized by complex technical puzzles, proactively seeking out challenging scenarios to deliver robust, scalable outcomes.
You build strong empathy for the end-user, placing customer needs at the center of your architecture and design validation strategy.
You maintain a high sense of urgency and relentless focus on execution, balancing speed and quality to win for the team and our customers.
Foundational understanding of AI/ML technologies and experience leveraging, securing, or positioning AI-driven solutions to optimize outcomes within your functional domain
12+ years of overall experience in Network Security, SD-WAN, or Networking Infrastructure testing with strong proficiency in Python for tool development
Proven expertise in building and maintaining Test Automation Frameworks from the ground up, utilizing Terraform or CloudFormation for complex cloud test environments
Deep understanding of L2-L7 networking, TCP/IP stack internals, and performance testing methodologies using industry-standard traffic generators
Strong exposure to SD-WAN technologies, VPNs, and Cloud Security architectures combined with advanced knowledge of Linux networking concepts
Solid understanding of modern tunneling methods like IPSEC or GRE and hands-on experience with Public Cloud networking in AWS or GCP
Proven ability to leverage AI technologies and workflows to drive measurable operational efficiency
Demonstrated ability to translate a holistic view of the product into complex test scenarios that accurately simulate real-world deployment environments
Experience with industry-standard traffic generation tools and methodologies

#LI-Hybrid #LI-YC2
Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.
The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.