Senior Mainframe Security & RACF Administrator

MainframeMaster; Valby; Remote; DKK 850.000 - 1.100.000; Vollzeit

Zusammenfassung

DXC Technology in Valby, Denmark, seeks a Senior RACF Administrator to manage RACF security across IBM z/OS, conduct access reviews, and support audits. You will work with zSecure, MFA, certificates, and security evidence to ensure compliance and secure mainframe environments.

The role requires expert RACF experience, strong problem-solving and collaboration with Cybersecurity and IT teams, with a focus on preventing unauthorized access and maintaining change-management discipline.

Qualifikationen

• Extensive RACF administration on IBM z/OS.
• Experience with zSecure for auditing and reporting.
• Experience implementing MFA in mainframe environments.
• Strong knowledge of access reviews and SoD controls.

Aufgaben

• Administer and maintain RACF security environments on IBM z/OS.
• Create, modify, disable, and remove RACF IDs and groups per procedures.
• Manage RACF groups, permissions, ownership, authorities, and profiles.
• Administer RACF dataset and resource profiles for apps and systems.
• Perform regular RACF access reviews and privileged-access reviews.
• Investigate violations and unauthorized access attempts.
• Use zSecure for security analysis, reporting, and compliance.
• Support MFA deployment and mainframe certificate lifecycle.
• Coordinate with multiple teams and support audits with evidence.

Kenntnisse

Security policy

Access reviews

Audit evidence

Change management

Tools

RACF

zSecure

MFA

Mainframe certificates

Jobbeschreibung

DXC Technology in Valby, Denmark, seeks a Senior RACF Administrator to manage RACF security across IBM z/OS, conduct access reviews, and support audits. You will work with zSecure, MFA, certificates, and security evidence to ensure compliance and secure mainframe environments.

The role requires expert RACF experience, strong problem-solving and collaboration with Cybersecurity and IT teams, with a focus on preventing unauthorized access and maintaining change-management discipline.