Senior Site Reliability Engineer, Core Cloud Engineering

Vultr is a leading cloud infrastructure company on a mission to provide high-performance cloud solutions. The Senior Site Reliability Engineer will be responsible for ensuring the reliability and performance of Vultr’s cloud services through expertise in distributed systems, infrastructure automation, and production operations.

Responsibilities:

• Production Control Plane Operations: Operate and scale Vultr’s control plane, ensuring availability, correctness, and performance across global datacenters
• Hypervisor & Infrastructure Reliability: Design, implement, and maintain automation to manage hypervisor fleets (KVM, QEMU, libvirt) and supporting infrastructure at scale
• Networking & Systems Automation: Develop tooling and automation for Open vSwitch (OVS), BGP routing, and other networking components to ensure resilient and self-healing network operations
• Performance & Reliability Tuning: Continuously analyze and improve system performance across compute, storage, and network layers, with an emphasis on reducing toil and eliminating single points of failure
• Observability & Incident Response: Implement advanced monitoring, logging, and tracing solutions (Grafana, Sentry, SumoLogic) while leading incident response to minimize impact and drive postmortem culture
• CI/CD & Configuration Management: Maintain and evolve infrastructure pipelines (GitLab CI/CD, Puppet) to enable safe, fast, and reliable changes to both control plane and hypervisor infrastructure
• Collaboration: Work closely with Software Engineers, Network Engineers, and Product teams to align platform reliability with business and user needs
• Documentation & Standards: Produce clear technical documentation for runbooks, operational procedures, and automation frameworks to improve team efficiency and reliability standards
• Mentorship & Leadership: Coach and mentor team members in best practices for site reliability, incident handling, automation, and low-level Linux systems debugging

Requirements:

• Proficiency in PHP with strong scripting and automation skills
• Experience running large-scale distributed systems and control plane infrastructure in production
• Strong background in hypervisor technologies (libvirt, QEMU, KVM) and Linux systems administration
• Expertise in networking protocols and tools, particularly BGP and Open vSwitch (OVS), with automation experience
• Deep knowledge of observability and monitoring frameworks (Grafana, Sentry, SumoLogic) and incident management
• Advanced troubleshooting skills across compute, networking, and storage subsystems
• Experience building and maintaining CI/CD pipelines (GitLab) and configuration management (Puppet)
• Familiarity with MySQL or similar databases, with an understanding of operational considerations for reliability and scale
• Strong problem-solving abilities and the drive to tackle complex, low-level reliability challenges
• Effective cross-team communication and collaboration skills
• A commitment to continuous improvement and fostering a culture of operational excellence