IBM zSystems Solutions

With the acquisition and integration of Sirius Computer Solutions, CDW is now one of the largest providers of IBM zSystems infrastructure solutions. Our mainframe experts do more than specify, configure and install solutions. They also provide a full range of services related to mainframe environments, including OS migrations, performance analysis, software licensing management, workload management and more.

From analysis to strategy to execution, we can help you with all aspects of your IBM zSystems environment.

Experienced, Dedicated IBM zSystems Solutions Experts

CDW has a dedicated team of highly certified experts with unparalleled experience integrating hardware, software and storage from top mainframe vendors across the country to suit our customers’ needs. Choosing CDW as your IBM zSystems partner gives you access to:

  • The most experienced IBM zSystems pre-sales technical assistance
  • Certified IBM zSystems experts to assist with implementation
  • Client advocates dedicated to ensuring smooth implementation
  • Knowledgeable and certified client executives
  • Strong relationships with IBM’s mainframe teams
  • IBM zSystems executive briefings and local events
  • Extensive experience with z/OS, z/VM, z/VSE, and Linux on IBM Z

How CDW Helps You Achieve Your Mainframe Goals

solutions advise


Our experts can help you implement a mainframe strategy across your IBM zSystems and distributed environments. Build a CI/CD pipeline, move source code to a Git repository and operate under a DevOps mindset.



CDW works with your team to maximize the world-class performance, flexibility and scalability of the IBM zSystems platform. From creating holistic security solutions to implementing a DevOps strategy, we keep your mainframe essential in today’s complex IT landscape.

solutions orchestrate


Our mainframe experts have extensive experience in modernizing applications and data. Fully integrate them with the sophisticated security features of IBM zSystems mainframes to better protect your investments.

solutions manage


CDW can provide skilled mainframe resources on a short- or long-term basis. Reallocate staff to other business-critical tasks, eliminate the need for additional staffing and maintain management control of your technical team.

Make User-Ready z/OS Happen

z/OSMF is a task-oriented, web browser-based user interface. Integrated user assistance makes it easier than ever for you to manage all of your day-to-day administrative processes.

Register For One of Our Events

CDW has partnered with IBM to bring you the latest insights into zSystems technologies and solutions.

CDW IBM Z Resiliency Webinar

CDW IBM Z Resiliency Webinar

July 18th

Our holistic cyber resiliency strategy helps you employ security standards that can be deployed in the distributed environment and extended to the IBM zSystems environment as well.

CDW IBM Z Systems Data Refresh Webinar

CDW IBM Z Systems Data Refresh Webinar

October 10th

Learn how IBM is helping clients make the most of their data, AI investment and IBM Z infrastructure with new technologies and solutions.