Mainframe Courses and Certifications

Introduction to IBM z/OS Mainframe

5 ratings at edX

This is your introduction to the hardware, operating systems, security, and features that make this possible. On successful completion of this course, learners are eligible to earn their Introduction

• edX
• 3 weeks, 10-12 hours a week
• Self-Paced
• Free Certificate

Career Certificate

IBM z/OS Mainframe Practitioner

Learn enterprise computing on IBM Z: work with z/OS commands and panels, JCL and JES, VSAM, generation data groups, ISHELL, HFS and z/OSMF.

• edX
• 9 weeks, 10-12 hours a week
• Self-Paced
• $357.00
• 3 courses

Learn to use watsonx Code Assistant for Z, apply mainframe development fundamentals, consult IBM Redbooks, and prepare for the certification exam.

• IBM Training
• Self-Paced
• Free Online Course

NashKnolX

Introduction to AS400 - IBM iSeries

1 rating

Discover AS400's history, core functionality, and modern applications in BFSI, plus learn how this IBM platform integrates with contemporary systems.

• YouTube
• 41 minutes
• Self-Paced
• Free Video

Mainframe COBOL

3 ratings

A beginner-friendly practical introduction to COBOL programming for mainframes, covering core syntax, control flow, data handling, files, and batch and online processing.

• YouTube
• 10 hours
• Self-Paced
• Free Video

Mainframe: The Complete COBOL Course From Beginner To Expert

5662 ratings at Udemy

Become an Expert on COBOL Programs by coding it. Run COBOL Programs with JCL. Basic TSO/ISPF operations are also covered

• Udemy
• 9 hours 32 minutes
• Self-Paced
• Paid Course

Gopher Academy

Go at Mainframe Scale

A practical account of establishing Go services across an organization while processing legacy mainframe data at high volume.

• YouTube
• 53 minutes
• Self-Paced
• Conference Talk

Mainframe: Code DB2 on COBOL Programs for Absolute Beginners

4225 ratings at Udemy

Master the DDL and DML operations on DB2. Code multiple COBOL DB2 Programs. Master the concept of Cursors on DB2

• Udemy
• 5 hours 37 minutes
• Self-Paced
• Paid Course

media.ccc.de

History of the Mainframe - From S-360 to Linux

1 rating

Trace how IBM mainframes evolved from System/360, why their distinctive features emerged, and how they came to run Linux.

• YouTube
• 52 minutes
• Self-Paced
• Conference Talk

Mainframe COBOL Developer Training By Anil Polsani

2898 ratings at Udemy

Learn Mainframe COBOL programming through project-style classes on variable declaration, MOVE and IF logic, PERFORM, file handling with copybooks, REDEFINES, OCCURS, subprograms, and string handling.

• Udemy
• 1 day 26 minutes
• Self-Paced
• Paid Course

Learn Basic DB2 on Mainframe for Beginners

2034 ratings at Udemy

Learn basic DB2 on IBM Mainframe: create tables, views and indexes, and insert, update and select records using DDL and DML operations.

• Udemy
• 1 hour 42 minutes
• Self-Paced
• Paid Course

BSidesLV

The Immortal Retrofuturism of Mainframe Computers and How to Keep Them Safe

A look at why mainframes remain central to mission-critical computing, with five trusted solutions for securing these modernized legacy systems.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

BSidesLV

Mainframe Hacking for CICS and Giggles

A look at how researchers uncovered and exploited vulnerabilities in real-world mainframe applications that support everyday services.

• YouTube
• 44 minutes
• Self-Paced
• Conference Talk

How Our Mainframe-Focused Working Group Solved Linux Distribution Maintainer Isolation - s390x Architecture

A cross-distribution working group brings s390x maintainers together to share technical solutions, hardware resources, and planning.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

Dyalog User Meetings

Lift-Off from APL2 Mainframe to Dyalog in the Cloud

A project account of moving a large APL2 mainframe system to Dyalog on a modern platform, including the obstacles and milestones along the way.

• YouTube
• 25 minutes
• Self-Paced
• Free Video