IBM Mainframe MVS/TSO COBOL DB2/Stored Procedures CICS JCL

PowerShell Python Ruby bash SAN/NAS

COBOL/IDMS/ADSO JCL VSAM

VLAN Diagram Data Flow/Data Transfers Diagr... Switches VPN MVWare

system sofiware network SAN NAS UNIX/Linux systems

Windows Active Directory Azure Identity Management WAN LAN

Windows Server 2012/ higher pe... OS patching installations setup and configuration

Microsoft Azure VMware NSX VMware vSAN VMware vSphere VPN

COBOL JCL VSAM CICS DTCC

AIRS Active Directory GenTax architecture Web Services Industry security standards

Mainframe COBOL. CICS VSAM JCL IBM Mainframe

Cobol JCL DB2 VSAM CICS

COBOL CICS VSAM MQ MVS utilities

Mainframe Assembler COBOL CICS MVS JCL

TCP IPv4 & IPv6 protocols DNS DHCP SNMP VLAN