Principal Systems Engineer, Database Infrastructure

About GitHub GitHub is the world’s leading platform for agentic software development — powered by Copilot to build, scale, and deliver secure software. Over 180 million developers, including more than 90% of the Fortune 100 companies, use GitHub to collaborate, and more than 77,000 organisations have adopted GitHub Copilot. Locations In this role you can work from Remote, United States Overview GitHub is looking for a Principal Systems Engineer to join our Database Infrastructure team.   We're   a team that focuses on ensuring the reliability and scalability of the database fleet that powers GitHub. The Database platform is home to hundreds of terabytes of data, serving over 20 million queries per second on average across our fleet.

Set the technical direction for GitHub's   database   platform and drive multi-year architectural strategy across   our self-managed and cloud-managed infrastructure   Be a subject matter expert on   database internals, and database administration within GitHub   Partner closely with engineering teams across GitHub including application, platform, infrastructure, and security teams to align database roadmap with product needs, influence design decisions early, and build shared understanding of how our systems are best used.   Own replication topology and failover automation including   design for   primaries, replica tiers, promotion, cross-region replication, and zonal and regional failover, along with the tooling that makes all of it easy   Own   the   components our databases run on. Man a ge kernel tuning, storage configuration, and compute and disk SKU selection to meet throughput, latency, and durability   targets   Lead capacity planning for the database fleet including instance sizing, reserved capacity strategy, and migrating to new VM and disk generations as they become available   Participate in an on-call rotation and respond to incidents as needed   Help shape how   our fleet   evolves onto Azure, and make near-term architectural decisions that keep that path open     The team is highly distributed across geographies and   time zones , and you will thrive in an environment of remote work and asynchronous communication     Qualifications Required Qualifications:     11+   years experience   in Software Engineering, Computer Science, or related technical discipline with proven experience   maintaining   and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python   OR   Associate's Degree in Computer Science , Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 10+   years experience   in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python   OR   Bachelor's Degree in Computer Science   or related field AND 9+   years experience   in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python   OR   Master's Degree in Computer Science , Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND 7+   years experience   in Software Engineering, Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python.   OR Doctorate in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science, or related field AND