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Palo Alto Networks Logo Palo Alto Networks · IT - Software Development

Principal Site Reliability Engineer

Bulgaria, Sofia · Job Posted May 29, 2026
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Job Description

We are looking for a Principal Engineer to join our SDWAN engineering team. You will be responsible for ensuring the reliability, scalability, and performance of our systems and services, which process trillions of events daily to deliver real-time protection to customers in our Sovereign Cloud. As Principal Engineer, you will bridge the gap between software development and operations, applying engineering practices to solve operational challenges at a massive scale.

Job Responsibility

  • Implement and optimize CI/CD pipelines and cloud infrastructure using our technology stack, ensuring efficient and reliable deployment to production
  • Participate in the deployment of monitoring and alerting systems to maintain high system performance and reliability
  • Collaborate with software development and other cross-functional teams to streamline and enhance processes, aiming for efficiency and alignment with business goals
  • Contribute to the management of the cloud infrastructure, utilizing Infrastructure as Code principles
  • Participate in on-call rotations to support critical business and production systems

Requirements

  • 6+ years as DevOps engineer with a passion for technology, strong motivation and responsibility
  • Proficiency in DevOps and Platform Engineering with expertise in AWS, GCP, Terraform, ArgoCD, Kubernetes, and related tools
  • Experience in developing and maintaining CI/CD pipelines for continuous delivery in agile environments
  • Skilled in managing cloud infrastructure, particularly with AWS and GCP, and adept in infrastructure as code practices using Terraform/Terragrunt
  • Demonstrated capability in supporting high-scale SaaS applications, focusing on scalability, reliability, and performance
  • Excellent written and verbal communication, able to collaborate and rally support
  • Self-disciplined, self-managed, self-motivated, strong sense of ownership, urgency, and drive
  • Passion for infrastructure and monitoring as code
  • Ready to understand and dissect new technology stacks quickly
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