Automation & Configuration Management: Experience with Infrastructure as Code and automation tools (e.g., Terraform, Ansible) and proficiency in at least one programming language (e.g., Python, Go, or similar)
Cloud Infrastructure: Experience designing, operating, and optimizing cloud-based systems across platforms such as AWS, Azure, or GCP, including scalability, reliability, and cost efficiency
CI/CD & Deployment Practices: Experience building and maintaining CI/CD pipelines and GitOps workflows (e.g., GitLab or similar, ArgoCD), with familiarity in progressive delivery approaches such as canary and blue-green deployments
Incident Management & Reliability Operations: Experience with incident response, on-call practices, and leading postmortems, with a focus on continuous improvement and operational excellence
SRE Principles & Observability: Strong understanding of SRE best practices, including SLOs, SLIs, and error budgets, along with experience in observability (metrics, logging, and distributed tracing e.g., Prometheus, OpenTelemetry)
Collaboration & Communication: Ability to work effectively in a distributed, cross-functional environment, with strong documentation and communication skills

Familiarity with Wikimedia or other open source projects is a plus.
Experience managing and troubleshooting event streaming platforms at scale (e.g., Kafka, Kinesis, or similar)
Hands-on experience with cloud platforms such as AWS and/or GCP, including designing and operating production systems
Familiarity with data lake architectures and large-scale data processing frameworks (e.g., Iceberg, Flink, Spark)
Experience with continuous profiling and performance optimization tools to identify bottlenecks and improve system efficiency
Experience working with or contributing to open source projects, particularly in infrastructure or data ecosystems
Prior participation in the Wikimedia movement

Remote (Worldwide)

Wikimedia Foundation is hiring a Senior Site Reliability Engineer, Wikimedia Enterprise