Senior Mainframe Security Architect / Consultant – z/OS
Posted Today by GL Global
Negotiable
Undetermined
Remote
EMEA
Summary: The role of Senior Mainframe Security Architect / Consultant focuses on enhancing security practices within z/OS environments for a global organization. The position involves designing, implementing, and managing mainframe security solutions, particularly in RACF administration. The consultant will collaborate with various teams to ensure compliance and resilience of mainframe systems. This opportunity allows for remote work while contributing to significant enterprise-level transformations.
Key Responsibilities:
- Design and implement mainframe security architectures across z/OS systems.
- Administer and manage RACF (Resource Access Control Facility), ensuring effective access controls and compliance.
- Conduct risk assessments, security audits, and vulnerability management for mainframe environments.
- Provide expert consulting and advisory support on mainframe security to global teams.
- Collaborate with infrastructure, application, and compliance teams to drive best practices.
- Develop and maintain security policies, standards, and technical documentation.
Key Skills:
- Strong experience with mainframe security on z/OS.
- Hands-on expertise in RACF administration, configuration, and customisation.
- Familiarity with Top Secret or ACF2 (nice to have).
- Deep understanding of z/OS internals, subsystems, and security interfaces.
- Knowledge of compliance frameworks (ISO27001, PCI-DSS, GDPR, SOX).
- Experience in security architecture, risk assessment, and threat modelling.
- Strong communication skills with the ability to work across global teams.
Salary (Rate): undetermined
City: undetermined
Country: undetermined
Working Arrangements: remote
IR35 Status: undetermined
Seniority Level: undetermined
Industry: IT
Mainframe Security Architect / Consultant – z/OS
Are you a Mainframe Security specialist ready to take on a high-impact role in a global organisation? Our client is looking for an experienced Mainframe Security Architect / Consultant to join their team, focusing on z/OS environments and driving best-in-class security practices.
The Role
You will play a critical role in designing, implementing, and managing mainframe security solutions, with a strong focus on RACF administration and security architecture. As a trusted consultant, you’ll work closely with technical teams and stakeholders to ensure mainframe environments remain secure, resilient, and compliant with enterprise and industry standards.
Key Responsibilities
- Design and implement mainframe security architectures across z/OS systems.
- Administer and manage RACF (Resource Access Control Facility), ensuring effective access controls and compliance.
- Conduct risk assessments, security audits, and vulnerability management for mainframe environments.
- Provide expert consulting and advisory support on mainframe security to global teams.
- Collaborate with infrastructure, application, and compliance teams to drive best practices.
- Develop and maintain security policies, standards, and technical documentation.
Skills & Experience:
- Strong experience with mainframe security on z/OS.
- Hands-on expertise in RACF administration, configuration, and customisation.
- Familiarity with Top Secret or ACF2 (nice to have).
- Deep understanding of z/OS internals, subsystems, and security interfaces.
- Knowledge of compliance frameworks (ISO27001, PCI-DSS, GDPR, SOX).
- Experience in security architecture, risk assessment, and threat modelling.
- Strong communication skills with the ability to work across global teams.
This is an exciting opportunity for a Mainframe Security Architect / Consultant to bring their z/OS and RACF expertise to a global stage, working fully remotely while contributing to enterprise-level transformation.