Mainframe Security Engineer

Jobtailor; Arizona; On-site; USD 110,000 - 140,000; Full time

Job summary

Jobtailor is seeking a skilled RACF security administrator to manage security across z/OS environments. The role focuses on implementing robust access controls, creating and revoking IDs and groups, and enforcing enterprise security policies.

The successful candidate will perform regular access reviews, audits, and support regulatory compliance efforts (SOX, PCI, HIPAA where applicable). This on-site opportunity requires strong knowledge of z/OS security concepts and RACF tooling.

Qualifications

• Hands-on RACF administration on z/OS is required.
• Deep knowledge of RACF profiles, classes, and dataset security.
• Experience with user/group management and access control models.
• Experience with SMF data analysis.
• Experience with security reporting and audit tools.
• Strong understanding of z/OS security concepts and system internals.

Responsibilities

• Administer and maintain RACF security across z/OS systems.
• Create, modify, and revoke User IDs, Groups, Resource profiles, Dataset and subsystem access.
• Implement and maintain least-privilege access controls for Datasets, Applications, System resources.
• Configure and maintain security policies aligned with enterprise standards.
• Perform periodic access reviews, audits, and compliance checks.
• Support regulatory compliance (e.g., SOX, PCI, HIPAA where applicable).

Skills

RACF administration

RACF profiles & datasets security

User and group management

SMF data analysis

Security reporting & audit tools

z/OS security concepts

Job description

Responsibilities

• Administer and maintain RACF security environment across z/OS systems
• Create, modify, and revoke User IDs, Groups, Resource profiles, Dataset and subsystem access permissions
• Implement and maintain least-privilege access controls for Datasets, Applications, System resources
• Configure and maintain security policies aligned with enterprise standards
• Perform periodic access reviews, audits, and compliance checks
• Support regulatory compliance (e.g., SOX, PCI, HIPAA where applicable)

Requirements

• Strong hands‑on experience with RACF administration on z/OS
• Deep knowledge of RACF profiles, classes, and dataset security
• User/group management and access control models
• Experience with SMF data analysis
• Security reporting and audit tools
• Strong understanding of z/OS security concepts and system internals