Systems engineering experience, including Linux performance, memory management, I/O tuning, configuration, security, networking, clusters, and troubleshooting. Good understanding of Networking concepts and protocols (DNS, TCP/IP, SSL/TLS, etc). Storage engineering experience, including NAS, SAN, SSD, multi-pathing, and caching. Experience building and maintaining complex mission-critical production database systems. Ability to read code, and basic coding/scripting ability in one or more languages: Java, Python, Ruby, C, C++, C#, Javascript, node.js, Go, etc. Broad awareness of customer workloads and use cases, including performance, availability, and scalability. Experience analyzing issues holistically, from the application tier through the database, down to the storage. Genuine desire to help people. Ability to think on your feet, remain calm under pressure, and solve problems in real-time. Desire and ability to rapidly learn a wide variety of new technical skills. Collaboration: willingness and ability to get help from team members when required, and the good judgment to know when to seek help.