The HPC Systems group operates the supercomputers installed at ZIB and is responsible for the technical planning and deployment of the supercomputer services. The main system is the component 'Complex Berlin' of the distributed supercomputer system HLRN-III which is being operated in the framework of the North German Supercomputing Alliance HLRN.

The activities of the group include system administration tasks like system monitoring, data backup, and user/project management. Furthermore, research projects in area of system and job level performance engineering are realized.