Job Description: Senior Site Reliability Engineer Summary Wikimedia Enterprise is a new, revenue-generating product that provides fast, comprehensive, reliable, and secure data ingestion for organizations that wish to repurpose Wikimedia/Wikipedia content in third party environments. Wikimedia Enterprise aims to improve the user experience for Wikimedia/Wikipedia readers beyond our own websites; increase the reach and discoverability of Wikimedia/Wikipedia content; and improve awareness and ease of attribution and verifiability of Wikimedia/Wikipedia content by the organizations that reuse our content the most.
You can learn more about the project in WIRED and Insider. We are a distributed and diverse team of engineers with a drive to explore, experiment, and embrace technologies. We act sort of like a startup within the Wikimedia Foundation: we build quickly, deploy often, and our work has a very high impact on the global knowledge ecosystem. If you are up to the challenge of working on something fast paced, of creating services that will revolutionize the systems distributing our knowledge for billions of people across the world, and enjoy the idea of working with a globally distributed team, you might be just the person we need.
You are responsible for: Design, implementation and maintenance of public facing infrastructure and servicesUse of configuration management and deployment toolsArchitectural design and operation at scaleMonitoring of systems and services, optimization of performance and resource utilizationCommon operating system level tasks such as logging and backup / restoreCookbook / runbook implementation for common maintenance actionsIncident response, diagnosis and follow-up on system outages or alertsAutomation and streamlining of tasks as well as identifying process gapsCollaborating with a global and asynchronously communicating team (don't worry if you have never worked remotely, we'll help you get used to it)Mentoring peers in your areas of technical and operational strength Skills and Experience: Strong experience with automation and configuration management tools such as Terraform, Ansible. Proficient in at least one programming language (Python, Go, or similar).Strong understanding of CI/CD pipelines and deployment strategies.Experience managing Cloud services and discovering cost savings (AWS, Azure, GCP)Experience with monitoring, logging, and alerting tools such as Prometheus, Grafana, or ELK stack.Strong troubleshooting and problem-solving skills, and ability to work effectively under pressure.Excellent communication skills with a strong emphasis on contributing to documenting processes and runbooks, and ability to collaborate effectively with cross-functional teams.Incident Management: Experience with incident management and on-call rotation practices, as well as tools like PagerDuty or Opsgenie.SRE Best Practices: Understanding of SRE principles, such as Service Level Objectives (SLOs), error budgets, and blameless postmortem.Familiarity with Wikimedia or other open source projects is a plus. Qualities that are important to us: Experience with operating highly available infrastructureProficient with shell and a programming language used in an SRE/Operations engineering context (Python, Go, etc.)Comfortable with Open Source configuration management and orchestration tools (Ansible, Terraform, etc.)Communicative technical English Additionally, we'd love it if you have: Experience implementing containerization solutions (Docker, ECS, EC2, Kubernetes)Experience administering code collaboration software (Gitlab, Gerrit)Experience with managing and troubleshooting Event Streaming Services at scale (Kafka, Kinesis, etc)Experience with AWS tools is an advantage. Key services include EC2, ECS, EKS, Lambda, S3, RDS, VPC, CloudFront, Route 53, IAM, and KMSInfrastructure as Code (IaC): Familiarity with IaC tools like Terraform, Helm or AWS CDKSecurity: Knowledge of security best practices in AWS, including the shared responsibility model, IAM policies, encryption, and data protection. Familiarity with AWS WAF, AWS Shield, or AWS Security Hub is a bonusExperience with package management for operating systems (Debian, etc)We are avid supporters (and users) of open source software; history of contributing to Open Source projects is valuedPrior participation in the Wikimedia movement About the Wikimedia Foundation: The Wikimedia Foundation is the nonprofit organization that operates Wikipedia and the other Wikimedia free knowledge projects. Our vision is a world in which every single human can freely share in the sum of all knowledge. We believe that everyone has the potential to contribute something to our shared knowledge, and that everyone should be able to access that knowledge freely.
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