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Zscaler is seeking a Principal Software Development Engineer to lead the architecture, deployment, and evolution of large-scale Generative AI platforms and intelligent agent systems in production. This hybrid role reports to the Senior Director of Software Engineering within the ZPA (Zero Trust Private Access) department.
You will serve as a hands-on technical leader designing high-performance AI systems that are scalable, secure, observable, and production-ready. Key responsibilities include:
• Building and maintaining MCP (Model Context Protocol) servers to standardize secure interactions between LLMs, agents, enterprise tools, APIs, databases, and local resources
• Designing and deploying high-performance containerized Generative AI workloads in production using Docker, Kubernetes, model quantization, and KV-cache optimization to reduce latency and memory footprint
• Defining engineering standards, architectural patterns, and best practices for building robust enterprise AI systems
• Partnering across multidisciplinary teams to deliver reliable AI capabilities at scale
Zscaler is an AI-forward enterprise leveraging the world's largest security data lake to power its cloud-native Zero Trust Exchange platform. The company protects customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.
The ideal candidate thrives in ambiguity, acts with ownership mentality, solves complex problems, collaborates at high trust, and maintains a growth mindset. You will operate in a culture centered on customer obsession, collaboration, ownership, and accountability, where impact matters more than title.
