Mainframe Logical Security Engineer

• 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 (CICS, DB2, IMS, MQ)
• System resources

Security Controls & Compliance

• 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)
• Implement data protection controls and access monitoring mechanisms

Monitoring & Incident Response

• Analyze security logs and reports: • SMF records
• RACF reports
• SIEM alerts

• Investigate: • Access violations
• Unauthorized access attempts
• Security incidents

• Troubleshoot and resolve: • Authorization failures
• RACF-related abends or access issues

Security Architecture & Integration

• Secure mainframe subsystems and integrations: • CICS, DB2, IMS, MQ, TCP/IP, USS

• Support integration with: • Enterprise IAM solutions
• Single Sign-On (SSO) / MFA (where applicable)

• Define and maintain RACF classes, profiles, and rules for system-wide protection

Encryption & Advanced Security

• Support: • Digital certificates
• TLS/SSL configuration
• ICSF (crypto services) at a high level

Ensure secure key management and encryption practices

One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here. You’ll also get the chance to share your expertise by recommending modernization options, identifying new business opportunities, and cultivating relationships with other teams and stakeholders. Does the work get challenging at times? Yes! But you’ll collaborate with a diverse group of talented people and gain invaluable management and organizational skills, which will come in handy as you move forward in your career.

Your future at Kyndryl Every position at Kyndryl offers a way forward to grow your career, from Junior System Administrator to Architect. We have opportunities for Cloud Hyperscalers that you won’t find anywhere else, including hands-on experience, learning opportunities, and the chance to certify in all four major platforms. One of the benefits of Kyndryl is that we work with clients in a variety of industries, from banking to retail. Whether you want to broaden your knowledge base or narrow your scope and specialize in a specific sector, you can find your opportunity here.

Kyndryl currently does not require employees to be fully vaccinated against COVID-19, however, if you are hired to work at a client, customer, or partner location, you may be required to show proof of  vaccination  to align with their respective COVID-19  vaccination  policies.  Those who believe they are eligible may apply for a medical or religious accommodation prior to the start of employment.

• 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

• Experience in banking or financial services environments
• Exposure to: • ACF2 or Top Secret (nice to have)
• SIEM tools (Splunk, QRadar, etc.)

• Experience with: • Automation (REXX, Python)
• Identity governance tools

• Experience with enterprise-wide security transformations or IAM integration
• Knowledge of Zero Trust or modern security frameworks
• Experience supporting regulatory audits in large enterprises