As a UNIX administrator, maintaining your company’s UNIX systems and minimizing downtime are your primary responsibilities. Your job duties may include implementing new technology, providing technical support to other departments, monitoring servers, performing preventive maintenance, and securing and backing up data. You need experience with UNIX platforms, infrastructure design, and strong troubleshooting and problem-solving skills. You also need good communication skills as you may train non-technical employees on how to use the UNIX operating system.