Expert Care for your Mainframe Infrastructure

Vanguard Mainframe Managed Services

Close the z/OS skills gap

Vanguard understands that many mainframe security professionals are retiring from the industry, creating a large absence and a desperate need for qualified and experienced mainframe security professionals. Vanguard’s Managed Services is the primary solution for organizations suffering from this issue.

Let the experience of the Vanguard Managed Services Team support and protect your organization’s z/OS mainframe infrastructure. The Managed Services Team is available to you 24 hours a day and is always prepared to support any major software configurations for the customer’s immediate needs.

Your trusted partner since 1986

Vanguard employs the most qualified and experienced Managed Services professionals in the industry today. Our mainframe Managed Services team has decades of hands-on experience and continuous in-house training on all z/OS External Security Managers (ESMs) that include RACF, ACF2, and Top Secret (TSS). Vanguard is well recognized as industry experts for training, in addition to hosting the annual Vanguard Security & Compliance event.

Leverage Subject Matter Experts:

  • Mainframe Operations
  • Mainframe System Support
  • z/OS Mainframe System Programming
  • DB2 Administration
  • CICS Administration
  • RACF Administration
  • ACF2 Administration
  • TSS Administration
  • Security and Disaster Recovery
  • Mainframe Compliance Reporting

Vanguard Managed Services Benefits?

  • Budget-friendly options
  • On-site and off-site resources
  • Organizational operational efficiency
  • Reduce organizational operating costs
  • Decades of experience
  • Proven customer satisfaction

Our Services Include:

  • RACF, ACF2, TSS Administration
  • System Remediation
  • Leverage Existing Ticketing Systems
  • SIEM Integration
  • Compliance Reporting
  • IT Architecture Review
  • System Performance Review
  • Custom Coding
  • Software Code Review
managed services

Call or Email now for more information!
Telephone: 702.794.0014 Ext. 320

Client Testimonials


‘’For nearly 10 years, Vanguard’s Managed Services team has always been exceptional and efficient. They continue to provide us with everything we need for our current compliance demands.“
– CISO from a Fortune 100 Organization


“We have extremely complex demands for our security environment within a tight budget. Vanguard Managed Services is the very best option in the industry for organizations that require consistent preparedness 24/7 while operating on a set budget.”
– Government Agency Enterprise Security Professional