Yes this is possible with Blancco File Eraser. Blancco File Data Center Edition is recommended for this enterprise level role.
With Blancco File Eraser Data Center Edition you can erase also files and folders in network drives and erase free disc space over the network. Note that this requires some network capacity as the process is carried over the network.
Read these related articles for information:
How can I use Blancco File Eraser to securely erase files and folders from my corporate IT infrastructure?
What is the difference between Blancco File Eraser Home Edition and Blancco File Eraser Data Center Edition?