Staff Database Administrator - Remote

Overview

We’re hiring a Staff Database Administrator to support and protect the sum of all human knowledge, shared by Wikipedia and its sister projects. Much of that knowledge is stored using MariaDB, and therefore we’re looking for someone with a strong expertise in designing, operating and optimizing relational (SQL) database infrastructure at large scale (MariaDB and other MySQL derivatives in particular), to support and scale the technology behind Wikipedia and its sister projects—some of the most visited websites on the internet.

In Short

• Ensure the health and performance of Wikimedia’s production relational database systems.
• Deploy, maintain and troubleshoot relational database systems in various environments.
• Design, implement, manage and automate replication topologies.
• Consult in the design of database schemas and queries.
• Monitor, debug and optimize database query performance.
• Improve observability of database infrastructure.
• Capacity and infrastructure planning.
• Contribute to the automation of common database management workflows.
• Enable reliable generation and timely restoration of database backups.
• Participate in a 24/7 on-call rotation.

Requirements

• Advanced experience with MariaDB or MySQL database administration.
• Proficiency in SQL and query/schema optimization.
• Experience with debugging query performance and schema design.
• Experience with high traffic and highly available website architectures.
• Knowledge of Linux and IO/data storage concepts.
• 6+ years experience in a hands-on DBA role.
• Solid English language skills.
• Ability to travel occasionally.
• Ability to work independently in a fast-paced environment.
• B.Sc. or M.Sc. in Computer Science, or equivalent work experience.

Benefits

• Competitive and equitable salary.
• Opportunity to make a tangible difference on a global scale.
• Remote-first organization with diverse workforce.
• Inclusive and equitable workplace.
• Support for professional growth and development.