Shisu-kan-kei joshi

Rina Minto-chan, a newcomer member of the system, is a hobbyist who doesn't even know the command line and cannot manage a Linux server. However, Ms. Sakurako Ohno, a senior member of the system, teaches gently and carefully, so she gradually grows under his guidance. Source: https://tatsu-zine.com/books/syskankeijosi1