A data center engineer’s duties are to design, implement, and monitor information technology systems at a data center. A data center engineer must be familiar with a variety of IT hardware, such as servers, cables, power systems, and cooling equipment, needed to maintain the physical safety of an IT facility, which includes fire safety. Their job is to set up the infrastructure needed to connect servers and hard drives together, and be familiar with the capacity of the technology. After setting up IT systems, they are responsible for system monitoring, maintenance, and troubleshooting.