About this role
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 across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform.
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 to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler.
Role
We are looking for a Director, Site Reliability Engineering to join our team. This is a Hybrid (Bangalore) role, reporting to the VP, Engineering in the Cloud Infrastructure & Operations department.
In this role, you will lead our SRE teams in driving 99.99%+ availability across a cloud platform processing hundreds of billions of daily transactions. You will own system architecture, automated incident mitigation, and 24/7 operational reliability while scaling top engineering talent and aligning teams across India and global HQ.
What you’ll do (Role Expectations)
• Take end-to-end operational accountability for the availability, latency, and performance of Tier-0 and Tier-1 internally facing platforms and backend infrastructure
• Enforce multi-nines SLAs, SLOs, and error budgets across services while driving engineering initiatives to measurably reduce MTTD, MTTA, and MTTR
• Oversee capacity planning, resource forecasting, and efficiency efforts to ensure key infrastructure scales reliably
• Implement high-signal alerting frameworks and actionable runbooks, minimizing alert fatigue while ensuring zero unmonitored blind spots
• Lead Production Engineering across India, driving operational rigor while coaching technical leadership on strategy, decision-making, and organizational scaling
Who You Are (Success Profile)
• You act like an owner with a strong bias for action, operating with integrity, caring genuinely about outcomes, and navigating seamlessly between high-level strategy and hands-on execution.
• You are a high-trust collaborator who is ambitious for the team, embracing a challenge culture through ongoing, respectful feedback to build trust and accelerate shared success.
• You are customer-obsessed, building deep empathy for internal and external customers to anchor decisions in solving real-world problems and championing their needs from start to finish.
• You are