JobsBackendSenior Site Reliability Engineer, Infrastructure Foundations
Wikimedia Foundation

Wikimedia Foundation

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Backend

Senior Site Reliability Engineer, Infrastructure Foundations

RemoteSeniorPosted Aug 17, 2026
KubernetesPuppetLinuxPythonDebianGolangPrometheusGrafana+22 more

About this role

Support and develop the platform serving Wikipedia to millions globally. Work on open-source infrastructure, automate operations, and ensure reliability of a top-10 website. Join a distributed team using Puppet, Kubernetes, and Debian Linux in a remote-first environment.

Must have

6+ years of experience in an SRE/Operations/DevOps role as part of a team

Experience with shell and scripting languages used in SRE context, primarily Python

Experience with configuration management tools, specifically Puppet

Experience designing and managing infrastructure security for large fleets of diverse services

Experience with technical response during security incidents

Experience with package management on Debian Linux systems

Strong Linux system-level troubleshooting skills

History of automating tasks and identifying process gaps for automation opportunities

Strong English language skills verbal and written for distributed team communication

Experience leading incident response and post-incident review rituals with root cause analysis

Technologies

PythonPHPGolangRubyGitDockerRESTLinuxJiraPostgreSQLMySQLShellTerraformAnsibleDevOpsRedisJSONNginxGrafanaPuppetPrometheusSaaSOpen sourceKubernetesMonitoringCI/CDBashDebianApacheMemcached

Responsibilities

Perform day-to-day operational and DevOps tasks on public facing infrastructure including deployment, maintenance, configuration, and troubleshooting

Implement and utilize configuration management and deployment tools including Puppet and Kubernetes

Lead continuous improvement by automating installation, configuration and maintenance of platform services

Work closely with product teams on architectural design of new services and scaling them to operate at scale

Participate in a 24/7 on-call rotation including incident response, diagnosis and follow-up on system outages or alerts

Collaborate with a global cross-functional team in an asynchronous communication environment

Mentor peers in areas of technical and operational strength

Travel 1-2 times per year for in-person events and team meetings

Benefits

Remote workOpen source communityProfessional developmentGlobal team collaborationDiversity and inclusionFlexible work arrangements

Recruitment process

1

Wikimedia Foundation is a nonprofit organization operating Wikipedia and other free knowledge projects

2

SRE team is globally distributed and diverse with drive to explore, experiment, and embrace new technologies

3

All documentation, code, and configuration published as open source with no login required to access

4

Remote-first organization with staff in 40+ countries

5

Salaries are competitive, equitable, and consistent with values and culture

6

Position is available to applicants in Canada through local Employer of Record

7

Must have current work authorization in location of hire