Principal Engineer (ZDX Platform)

About Zscaler

Serving thousands of enterprise customers around the world including 40% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. 

Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.

We are seeking an experienced Principal Engineer to lead and shape our technical initiatives in ZDX Data & AI. Reporting to the Director of Platform Engineering, you will play a critical role in driving innovation and efficiency across our platform by designing and implementing scalable, secure, and resilient systems. In this role you will:

• Architect and build robust, scalable, and efficient distributed systems with a focus on an Automation-First, User-Centric, and Resilience-Oriented approach.
• Leverage your deep knowledge of cloud platforms such as AWS and Azure to design and optimize cloud-native solutions.
• Design, deploy, and manage containerized applications using Kubernetes and it's ecosystem, ensuring security, high availability, and performance.
• Demonstrate a deep understanding of the modern TCP/IP stack and manage systems running on Linux.

What We're Looking for (Minimum Qualifications):

• 10+ years of experience in platform engineering with a focus on distributed systems and large-scale production environments.
• Proficiency in at least one programming language: Go, Python, or Java.
• Hands-on experience with cloud providers such as AWS and Azure.
• Strong expertise in operating large scale Kubernetes, its associated tools, and ecosystems, particularly in Linux-based environments.
• Familiarity with complex system architectures, design patterns, and tradeoffs.

What Will Make You Stand Out (Preferred Qualifications):

• Knowledge of Infrastructure as Code (IaC) tools like Terraform or Pulumi.
• Experience building platforms with a focus on user experience for developers.
• Familiarity with databases, storage solutions & query engines, both SQL and NoSQL. As well as familiarity with federal IT standards and frameworks (e.g., NIST, FedRAMP).

This role will be based in our San Jose, CA office (hybrid, 3 days per week in office).

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