Cybersecurity Engineering - Mainframe Security Lead
Core
Safeguarding enterprise mainframe environments by managing access controls, monitoring security events, and ensuring compliance with organizational and regulatory standards.
Role type
Mainframe Security Lead
Builds
Secure and resilient mainframe infrastructure
Domain
Mainframe systems security (z/OS, RACF)
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
RACF administration, z/OS security architecture, SMF log analysis, encryption implementation, audit compliance, security incident response
Preferred skills
zSecure, Vanguard security products, MVS experience, TSO/JCL/ISPF
Technologies
RACF, z/OS, SMF, ACF2, Top Secret, zSecure, Vanguard
Responsibilities
Administer and maintain RACF to enforce logical access controls; Define, review, and update user profiles, groups, and permissions in z/OS environments; Monitor and analyze SMF records, logs, and reports to detect unauthorized access or anomalies; Support audits and compliance initiatives (SOX, ISO 27001, GDPR, LGPD); Implement and maintain encryption, digital certificates, and secure communication protocols on mainframe systems; Provide documentation and training on mainframe security policies and procedures
Seniority
Senior, hands-on IC