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RACF Security Consultant

TSR Consulting Services, Inc.United States🇺🇸United StatesPosted 24 Jul 2026

Why This Role Stands Out

Leverage your extensive RACF and z/OS security expertise in a hybrid role at TSR Consulting Services, Inc., where you'll architect and deliver enterprise-level security solutions and shape best practices. This opportunity is ideal for a seasoned mainframe security professional seeking to make a significant impact and grow within a reputable firm.

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

  • 12+ years of related experience, with demonstrated experience as a mainframe security architect or senior engineer leading the design and delivery of enterprise RACF and USS security solutions.
  • Expert-level, hands-on knowledge of IBM RACF and IBM zSecure, including configuration, internals, reporting, administration, and the ability to architect and design end-to-end security solutions.
  • Deep expertise in z/OS UNIX System Services (USS) security, including UNIXPRIV, file/directory permissions, BPX resources, and the design of least-privilege USS access models.
  • Proven ability to lead solution architecture activities assessing current state, defining scope, producing target-state designs, and creating architecture and design documentation for RACF and USS security projects.
  • Proficiency with JCL, REXX, and CARLa for automation, reporting, utilities, and security tooling development.
  • Experience with core z/OS utilities and facilities, including TSO, ISPF, SDSF, and related operational tooling.
  • Working knowledge of database technologies and query tools such as DB2, Sybase, and SQL.
  • Experience implementing and supporting mainframe authentication and encryption capabilities, including digital certificates, key management, multifactor authentication, and related controls.
  • Broad understanding of z/OS infrastructure disciplines, including systems programming, storage, networking, UNIX System Services, CICS, DB2, performance, and enterprise tooling.
  • Strong understanding of Identity and Access Management best practices, including least privilege, privileged access management, access certification, segregation of duties, and vulnerability management principles.
  • Ability to work independently, manage competing priorities, and deliver results with limited oversight.
  • Strong project planning, organization, time management, and multitasking skills.
  • Proficiency with Microsoft Office business applications, including Excel, Word, Access, and PowerPoint.
  • Excellent verbal and written communication skills, with the ability to explain technical concepts to both technical and non-technical stakeholders.
  • Collaborative team player who promotes a team-first mindset and contributes to an inclusive, respectful culture.

Skills

Microsoft Office

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