5 Required Experience with z/OS Systems Programming 5 Required Experience with JES2, z/OS Unix System Services (OMVS), Storage Management Subsystem (SMS) 3 Required Experience with TSS (Top Secret Security) 3 Required Experience with performance monitoring to include initial analysis of performance issues 2 Required Experience with REXX 3 Preferred Experience with Informatica Power Exchange Administration 3 Preferred Working knowledge for each of the following: z/OS Operation z/OS Networking VTAM (Virtual Telecommunications Access Method), TCP/IP (Transmission Control Protocol/Internet Protocol) 3 Preferred Working knowledge of each of the following: z/OS-centric automated job scheduling and management software (JOBTRAC) Terminal Emulator Software (BLUEZONE) VTAM Session Manager Software (VTAM/SWITCH) 3 Preferred Working knowledge of: SMP/E (System Modification Program/Extended) RMF (Resource Measurement Facility) SMF (System Management Facility) WLM (Workload Management) JCL (Job Control Language) GRS (Global Resource Serialization) 3 Preferred Working knowledge of: VSAM (Virtual Storage Access Method) TSO (Time Sharing Option) 3 Preferred Experience with TLS configuration (certificates, SSL RSA Keys, SFTP, FTPS) 3 Preferred Experience with SCLM (or other similar configuration management tools), specifically configuration and administration of SCLM 3 Preferred Experience with CPM for JOBTRAC