Mainframe ACF2 Admin

Must Have Technical/Functional Skills:

• Minimum 8+ years of broad and indepth hands-on technical and design/architect level experience in Mainframe z/OS.
• Experience in a multi-site (multiple Data Center) Mainframe shop of minimum 2,000 MIPS and above.
• Support various Mainframe Software (both IBM and OEM/ISV products evaluation, High Availability, Disaster Recovery etc.
• Derive realistic Mainframe SLAs and design / propose architecture meeting those SLAs goals.
• Knowledge on Mainframe Tools SIEM (Q-Radar), z/OS-SA or CA-OPS/MVS Automation.
• Mainframe DB2, MQ, CICS, WAS, Control-M.
• Mainframe Security ACF2.
• Mainframe Capacity Planning and Performance Tuning.

Roles & Responsibilities:

• Mainframe Licensing, TCO and ROI planning and decision making.
• Experience on Administer, maintain, and configure CA-ACF2 security system on z/OS environments.
• Create, modify, and delete user IDs, groups, roles, datasets, and resource rules.
• Develop and enforce enterprise security policies and procedures using ACF2 rules.
• Perform access reviews, audits, and remediation tasks to ensure compliance with internal and external regulations (SOX, HIPAA, etc.).
• Analyze and troubleshoot access control issues, security violations, and user authorization problems.
• Collaborate with application, system, and network teams to integrate security practices and automate processes where possible.
• Create and maintain security documentation including user provisioning/deprovisioning procedures and control matrices.
• Implement and support multifactor authentication and other enterprise security enhancements on mainframe.
• Monitor system logs and audit trails for suspicious activity or policy violations.
• Participate in security reviews, compliance audits, and disaster recovery tests.