Location : Oslo
As a Lead Mainframe zSecurity System Administrator (ACF2), you will play a key role in securing critical systems, solving complex security challenges, and ensuring compliance in a fast-paced environment. You’ll oversee security operations, work with top-tier clients, and collaborate with cross-functional teams to enhance mainframe security and mitigate risks.
No two days are the same—you’ll be managing systems data, responding to security incidents, and providing proactive solutions to strengthen security compliance .
Key Responsibilities :
Develop and implement security policies, procedures, and best practices for mainframe environments
Oversee compliance, auditing, and security health checks , delivering reports on behalf of the customer
Manage certificate renewals and implementations in mainframe environments
Monitor and respond to security incidents, vulnerabilities, and threats
Work with cross-functional teams to integrate security measures into all aspects of mainframe operations
Provide technical leadership and mentorship to junior team members
Stay ahead of the latest security trends, technologies, and regulatory requirements
What You Bring :
5+ years of experience in mainframe security administration
Expertise in ACF2 administration (user management, access control, security policies)
Strong knowledge of mainframe security principles and z / OS systems
Familiarity with security tools and technologies used in mainframe environments
Fluent in English (must-have)
What’s in It for You?
Recruitment Firm - Sperton
This position is published and managed by Sperton Global , global recruitment and consulting firm.
Lead • Oslo, Oslo, Norway