- Installation, update and maintenance of CICS / CICSPlex environments
- Development of CICS exits
- Interface programming and development of administrative tools in Rexx, Assembler and PL/1
- Installation, migration and maintenance of WebSphere Application Server instances on z/OS
- Development of WebSphere administration scripts in Jython
- System exits
- Rexx / Clist utilities
- Assembler programming
- ISPF applications
- Online and batch applications with CICS / DB2 in
- Assembler
- PL/1
- Cobol