Analysis Skills, Best Practices, Cobol Programming Language, Computer Programming, Enterprise Architecture, IBM CICS (Customer Information Control System), IBM DB2, IBM Mainframe, IBM Product Family, IDCAMS, Interface Programming Languages, JCL (Job Control Language), Mainframe Computer, Needs Assessment, Performance Tuning/Optimization, Production Support, Reengineering, Software Administration, Software Development, System Test, Technical Support, Technical Writing, Test Plan/Schedule, User Interface/Experience (UI/UX)