Years Required/Preferred Experience 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 ***Lumen and / or its clients will not provide equipment (Laptop, monitor, etc.) to the selected contractor. Work includes supporting data entry and control work processes, overseeing and coordinating mainframe operations in the States Consolidated Data Center Services (DCS), and working with the Network Administration, Customer Support and Applications Development & Support teams to provide support necessary for day-to-day mainframe operations.