DB2 z/OS

Mainframe z/OS CICS HSM Storage

COBOL JCL CICS DB2 IMS

Active Directory SCCM Mac OS Microsoft Windows

Automation SA/390 support Applications Development Infrastructure IT Operations IT Production Support

Windows OS Server Workstation Networking X86 Hardware Virtual Infrastructure

C C++ Linux spanning firmware drivers

Linux Solaris Windows OS JSON XML

Windows 10 Windows 7 Mac OS Office 2010 Office 365

OS Linux AWS GCP Azure

C REST JSON AppKit Xcode

COBOL JCL CICS DB2 z/OS

ITIL CE OS II IAT

Z/OS 2.4 HCD/IODEF Z13S Z15 SMP/E

DB2 ADABAS and MQ Systems programm... SMP/E. Z/OS IMS