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Senior Mainframe Security Administrator
RapinnoTech - APAC & USAHyderabad, Republic Of India, IN1 day ago
Job descriptionIBM Certified System Administrator – RACF or equivalent certification . Experience with automation and reporting tools within z / OS environments. Experience supporting large-scale mainframe environments in regulated industries (e.G., banking, insurance, government). Knowledge of mainframe security integration with enterprise IAM solutions (e.G., SailPoint, CyberArk). Experience implementing RACF-to-Active Directory synchronization or federation solutions. Familiarity with RACF database tuning and performance optimization techniques . Demonstrated ability to train or mentor junior administrators on RACF and zSecure operations. Background in mainframe penetration testing or vulnerability assessments. Experience supporting regulated industries (banking, insurance, government, healthcare). Administer and maintain IBM RACF (Resource Access Control Facility) for user, group, and resource management on z / OS systems. Implement and enforce enterprise-wide security standards, policies, and procedures. Perform regular RACF database maintenance, backups, and recoveries . Manage access controls, permissions, and entitlements based on least-privilege principles. Monitor and manage password policies, access revocation, and privilege escalation . Utilize IBM Security zSecure Admin and Audit & Alert to monitor, analyze, and report on mainframe security compliance. Automate RACF administrative tasks using zSecure Admin to improve operational efficiency. Develop and maintain customized CARLa (CARLa Audit and Reporting Language) scripts for audit reporting and compliance validation. Integrate zSecure outputs with enterprise Security Information and Event Management (SIEM) tools for centralized monitoring. Conduct periodic security audits and compliance assessments to ensure adherence to corporate and regulatory standards (e.G., SOX, PCI-DSS, GDPR, etc.). Manage and track certification and recertification processes for mainframe user access. Identify, document, and remediate audit findings through effective resolution management . Prepare detailed audit reports and present findings to internal and external auditors. Investigate and resolve security incidents and access violations. Collaborate with IT security teams to mitigate risks and improve overall mainframe security posture.
Required Skills & Qualifications :
- 3+ years of hands-on experience in IBM RACF administration on z / OS environments.
- Strong knowledge of RACF architecture , profiles, classes, and database structures.
- Proficiency with IBM Security zSecure Admin, Audit & Alert, and CARLa scripting .
- Strong understanding of mainframe security principles , access control mechanisms, and compliance frameworks .
- Experience in audit and compliance management , including certification processes.
- Knowledge of z / OS system internals , TSO / ISPF, JCL, and SDSF.
- Experience with incident response , investigation , and resolution of RACF-related issues.
- Strong analytical, problem-solving, and root-cause analysis skills .
- Excellent communication, documentation, and stakeholder management abilities.
- Capable of working independently under minimal supervision in a secure, mission-critical environment.
Preferred Qualifications :
Key Responsibilities :
Support change control and security configuration management processes.
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Senior Administrator • Hyderabad, Republic Of India, IN
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