Mainframe Security Migration? ACF2 / TSS to RACF

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Mainframe Security Migration Specialist ACF2 / TSS to RACF

Location : Remote (U.S. or Canada) Employment

Type : Long-Term Contract About the Role We are seeking an experienced Mainframe Security Migration Specialist to lead large-scale security modernization efforts.

Migrating enterprise clients from CA-ACF2 or CA-TSS to IBM Security Server (RACF). This is a high-impact role supporting the transformation of legacy security infrastructures into modern, automated, and AI-enhanced RACF environments. The ideal candidate combines deep mainframe security knowledge with project leadership, technical expertise, and a passion for modernization. What You?ll Do Perform detailed analysis of existing ACF2 or TSS environments to design and plan tailored RACF migration strategies. Conduct comprehensive security assessments, vulnerability analyses, and compliance checks to identify potential migration risks and mitigation strategies. Develop and execute migration plans covering planning, conversion, implementation, and cutover phases. Configure and integrate RACF on z / OS systems, ensuring alignment with business and security requirements. Utilize IBM tools such as zSecure and other RACF utilities to automate migration activities and streamline command generation. Manage the installation, configuration, and validation of RACF profiles, rules, and access controls to fully replace ACF2 or TSS setups. Provide post-migration support to fine-tune RACF configurations and ensure stability and performance. Conduct training sessions and knowledge transfers to help client teams manage RACF environments effectively. Serve as a Subject Matter Expert (SME) on RACF ? guiding both client and internal teams on mainframe security best practices. Explore opportunities to integrate AI and automation into RACF for enhanced monitoring and threat detection.

Required Skills : Required Skills 5 years of experience in mainframe security administration using RACF, ACF2, or TSS. Hands-on experience with security database migration and conversion between z / OS security products. Strong knowledge of RACF structure, profiles, rules, access lists, and utilities. Expertise with z / OS, CICS, IMS, and DB2 security integration. Excellent analytical, troubleshooting, and communication skills. Experience leading migrations with minimal downtime and strong change control discipline. Preferred Skills Familiarity with IBM zSecure and automation utilities for RACF. Foundational programming knowledge in REXX, Assembler, PL / I, or Java. Understanding of AI-driven security monitoring or interest in developing automation using AI tools. Experience working in regulated environments requiring compliance and audit readiness (SOX, PCI, or ISO). Why Join Us Be at the forefront of mainframe security modernization in partnership with IBM. Work with cutting-edge RACF automation and AI-enabled security tools. Collaborate with top engineers and architects across IBM Z ecosystems. Enjoy a remote-first, flexible work environment with long-term stability and competitive compensation.

Basic Qualification :

Additional Skills :

Background Check : No

Drug Screen : No

Rank : A3

Requested Date : 2025-10-31