Database Technologies
| Oracle | MongoDB |
| SQL Server | Redis |
| MySQL | Cassandra |
| OpenEdge Progress | Neo4J |
| Tibero | MariaDB |
| DB2 | Informix |
| Sybase | EnterpriseDB |
Operating Systems
| AIX | Windows 2000 to 2013 |
| Microsoft Cluster Services | HP-UX |
| RedHat Linux | CentOS Linux |
| SUSE | Ubuntu |
| Solaris | Sun Clustering |
| Open VMS | Tru-64 |
Server Management
| IBM Power | IBM I Series |
| Oracle Exadata | HP Blade |
Applications
| Apache | Citrix |
| Power VM | Glassfish |
| Tomcat | Microsoft IIS |
| Remedy | Netbackup |
Development
| SQL | PL/SQL | TSQL |
| Java | Scripting Languages |
Project Management
| Prince2 Practitioner |