NCDA (netapp certified data administrator).

NCIE (netapp certified implementation engineer).

NCDA (netapp certified clustermode administrator).

NCI (netapp certified instructor).

RHCE (redhat certified engineer).

VCP (vmware certified professional.

Solaris Certified Administrator.

Solaris Certified Network Administrator.

Certified Sun Cluster Administrator.

Certified HP professional.

Veritas Storage Foundation 5.0 on Unix.