Sr Staff Software Engineer (Quality & Automation)

Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.

Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability.

We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.

We are looking for a Sr Staff Software Engineer (Quality & Automation) to join our team. This is a hybrid (in office San Jose, CA minimum 3 days per week) role, reporting to the Senior Manager, Engineering in the ZPA Engineering department. In this highly impactful role, you will lead software quality engineering and test automation for Zscaler’s highly distributed security cloud built on Zero Trust Architecture. You will leverage AI-assisted frameworks for test automation while actively participating in crucial cloud operations to achieve five nines of high availability.

What you’ll do (Role Expectations)

• Gain an in-depth understanding of Zscaler cloud technologies, particularly Datapath, and leverage AI frameworks for test-driven development

• Work closely with developers and product management to understand and provide inputs on new features

• Lead AI-assisted test plan generation, execution, test automation, and bug fix validation

• Contribute to core cloud operations, including phased software rollouts, feature enablement, alert handling, and capacity planning

• Monitor, diagnose, and resolve complex system failures across distributed networks while conducting performance benchmarking and chaos testing

Who You Are (Success Profile)

• You act like an owner with a strong passion for the mission, operating with integrity, a bias for action, and the ability to navigate seamlessly between high-level strategy and hands-on execution.

• You operate with urgency, understanding that speed and quality are not mutually exclusive, and maintaining a relentless focus on execution to deliver high-impact results quickly.

• You are data-driven, using data and analytics to find the truth, measure what matters, and guide informed decisions based on evidence over assumptions.

• You think at scale, connecting day-to-day work to the broader company mission and building sustainable solutions designed to support a high-growth global organization.

• You are resilient and adaptable, viewing change as an opportunity, maintaining composure in high-pressure situations, and guiding yourself and your team through complexity.

What We’re Looking for (Minimum