Enterprise Security Utilities (HIDS, NIDS, DLP), Virtualization Platforms, Windows Server services (AD, DNS, DHCP, Group Policy), UNIX/Linux/Microsoft Administration (file services, configuration, updates), Web servers (IIS, Apache), Software Installation. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.