Senior Principal Software Engineer; Platform & Infrastructure Santa Clara, California, United

Our Mission

At Palo Alto Networks®, we’re united by a shared mission—to protect our digital way of life. We thrive at the intersection of innovation and impact, solving real‑world problems with cutting‑edge technology and bold thinking. Here, everyone has a voice, and every idea counts. If you’re ready to do the most meaningful work of your career alongside people who are just as passionate as you are, you’re in the right place.

In order to be the cybersecurity partner of choice, we must trailblaze the path and shape the future of our industry. This is something our employees work at each day and is defined by our values:
Disruption, Collaboration, Execution, Integrity, and Inclusion. We weave AI into the fabric of everything we do and use it to augment the impact every individual can have. If you are passionate about solving real‑world problems and ideating beside the best and the brightest, we invite you to join us!

We believe collaboration thrives in person. That’s why most of our teams work from the office full time, with flexibility when it’s needed. This model supports real‑time problem‑solving, stronger relationships, and the kind of precision that drives great outcomes.

We are seeking a highly skilled and experienced Platform & Infrastructure Engineer to join our core infrastructure development team. In this pivotal role, you will be instrumental in designing, building, and maintaining the shared infrastructure services and platforms that our product and application teams will depend on. You will focus on creating reusable, reliable, and scalable solutions that abstract away complexity, enabling other teams to focus on their core business logic and deliver features faster in a multi‑cloud environment.

• Design and build core platform components and shared infrastructure services that other development teams will integrate with and leverage to deploy and operate their applications.
• Architect, implement, and manage highly available and scalable Kubernetes platforms as a service for internal consumers.
• Develop robust, internal‑facing tools and automation for infrastructure provisioning and management primarily using Go (Golang).
• Architect and optimize foundational solutions within Cloud environments (AWS, GCP, etc.), focusing on creating reusable patterns and modules for other teams.
• Design and implement shared Event‑Driven Architecture components and messaging platforms using technologies like Kafka or Google Pub/Sub that product teams can easily utilize.
• Develop and maintain robust CI/CD pipelines (e.g., Git Lab CI) as a service, providing standardized and automated deployment workflows for various development teams.
• Design and build resilient Distributed Systems components that serve as building blocks for other applications, focusing on reliability, fault tolerance, and performance.
• Manage and optimize our shared infrastructure across Multi‑Region Cloud Environments, ensuring that platform services are globally available and performant for all consumers.
• Establish and enhance centralized Observability and Monitoring platforms and tools that provide self‑service insights for consuming teams.
• Define and implement clear, well‑documented RESTful API designs for the infrastructure services you build, ensuring ease of integration for internal clients.
• Implement and manage Service Mesh (e.g., Istio) capabilities, providing traffic management, security, and policy enforcement as a shared platform for services.
• Design, implement, and optimize highly available Relational Database services or shared data platforms for broad organizational use.
• Collaborate closely with product development teams to understand their infrastructure needs and pain points, providing technical guidance and support.
• Participate in on‑call rotations to support the critical shared infrastructure you build.

10+ years of experience in an Infrastructure Development, Platform Engineering, or Site Reliability Engineering role, with a strong focus on building tools and services for other engineers.
Deep expertise with Kubernetes in production environments, particularly in providing it as a…