Description

Introduction

The Comprehensive Mainframe z/OS, DB2, CICS Admin Training Program equips learners with the core administrative skills required to manage, secure, and optimize IBM Mainframe environments. This program covers z/OS system operations, DB2 database administration, and CICS transaction management—providing a complete foundation for supporting enterprise-grade computing infrastructures used by large financial, telecom, government, and retail organizations.

Prerequisites

• Basic understanding of computer systems and operating concepts

• Familiarity with command-line interfaces

• Knowledge of SQL fundamentals (recommended)

• Prior exposure to enterprise IT environments (optional but helpful)

Table of Contents

1. Introduction to Mainframe Computing

• 1.1 Evolution of IBM Mainframes

• 1.2 z/Architecture Overview

• 1.3 Mainframe Use Cases in Modern Enterprises

2. z/OS Operating System Administration

• 2.1 z/OS Architecture & Components

• 2.2 JES2/JES3 Concepts

• 2.3 Dataset Management & Storage Basics

• 2.4 TSO/ISPF Navigation

• 2.5 Monitoring System Performance

• 2.6 IPL, Shutdown, and System Commands

• 2.7 RACF Security Fundamentals

3. DB2 for z/OS Administration

• 3.1 DB2 Architecture & Subsystem Overview

• 3.2 DB2 Objects: Tables, Indexes, Tablespaces

• 3.3 DB2 SQL & Query Processing

• 3.4 Backup, Recovery & Logging

• 3.5 DB2 Utilities & Performance Tuning

• 3.6 DB2 Security & Access Management

4. CICS Administration

• 4.1 Introduction to CICS & Transaction Processing

• 4.2 CICS Regions, Tasks & Programs

• 4.3 System Initialization Parameters

• 4.4 File & Resource Definitions

• 4.5 CICS Monitoring & Troubleshooting

• 4.6 Security & Performance Optimization

5. Integration of z/OS, DB2, and CICS

• 5.1 Application Flow Across CICS and DB2

• 5.2 Transaction Processing with Database Interaction

• 5.3 Performance Tuning Across Subsystems

6. Mainframe Automation & Modernization

• 6.1 JCL Basics & Job Scheduling

• 6.2 Automation Tools & Utilities

• 6.3 Mainframe Modernization & API Enablement

7. Hands-On Exercises

• 7.1 Navigating TSO/ISPF

• 7.2 Creating DB2 Objects

• 7.3 Running CICS Transactions

• 7.4 JCL Job Execution

This training program provides a complete understanding of IBM Mainframe environments by covering z/OS, DB2, and CICS administration in a unified and practical manner. Participants will gain the confidence to operate, troubleshoot, and manage mission-critical systems used in large enterprises. By the end of the program, learners will be ready for real-world mainframe administration roles with strong technical proficiency and hands-on experience.