Acceptance Testing, Analysis Skills, Assembly Language, Capacity Management, Documentation, Hardware Administration, Hardware Configuration Management, Hardware Installation, Hardware Performance Testing, IBM CICS (Customer Information Control System), IBM DB2, IBM Job Entry Subsystem, IBM Mainframe, IBM Mainframe Hardware, IBM Mainframe Software, IBM Product Family, IBM Sysplex, IBM VTAM (Virtual Telecommunications Access Method), IBM z-OS Operating System, IDMS (Integrated Database Management System), Independent Software Vendor (ISV), Mainframe Computer, On Call, Operating Systems, Operations, Operations Planning, Problem Solving Skills, Reporting Skills, Software Administration, Software Configuration Management, Software Development, Software Installation, Status Reports, Symmetric MultiProcessing (SMP) Computing, System Operations, Systems Engineering, Systems Maintenance, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, Test Plan/Schedule, Unix Operating Systems, Vendor/Supplier Relations