IBM Mainframe PL1 / COBOL CICS JCL IMS DB IBM DB2

Firewall rules DNA Windows Linux VMware

Job Control Language (JCL) IMS DB/DC SQL DB2 Mainframe

IEEE 802.11 IP Networking Internet Protocol (IP) Internet Protocol Suite (TCP/I... Microsoft Dynamics AX

IEEE 802.11 IP Networking Internet Protocol (IP) Microsoft Dynamics AX Transmission Control Protocol...

TCP/IP DNS DHCP PowerShell Python

Assembler CSS Job Control Language (JCL) IBM Db2 MySQL

Cisco Systems TCP/IP Voice over IP (VoIP) Wide Area Network (WAN) Network Security

Azure Active Directory Azure Virtual Office 365 network protocols DNS

Python TCL Shell scripting (CI/CD) pipelines Kubernetes

APIs Agile Waterfall JavaScript CORBA

Network NOC DHCP TCP/IP Cisco routers

RPG III RPG IV CL DDM DB2 Database

DNS/DDI Engineer AWS Route DNS DHCP TCP/IP

TCP DNS DHCP MCSA