Fiserv
–
Milwaukee, WI
... 5 years analyzing and developing applications with Mainframe COBOL, DB2, CICS, JCL, CA-FileMaster, CICSPlex, Easytrieve, REXX, CICS WebServices, VSAM, and CA7; 5 years working in acquiring credit risk and fraud monitoring domains; 5 years working in ... - Apr 24