Mainframe Security Analyst, Citi

Citi

Location:
United States, San Antonio ▼
Sioux Falls

Category:
IT - Administration

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

We are seeking a highly motivated Information Security Analyst specialized in mainframe security to join our Global Compliance Monitoring (GCM) team. This role will play a crucial part in ensuring the security and compliance of our enterprise mainframe systems, supporting automation efforts, and driving continuous improvement.

Job Responsibility:

manage mainframe user access, security profiles, and data access controls (e.g., RACF, TopSecret)
implement and maintain security policies and procedures
configure and monitor security software and tools
monitor mainframe systems for security incidents and compliance violations
conduct security assessments and audits
generate reports and communicate findings to stakeholders
ensure compliance with industry regulations (PCI DSS, SOX, etc.) and internal standards
identify, assess, and evaluate security vulnerabilities and risks
propose and implement remediation plans
collaborate with IT teams to resolve security issues and integrate security best practices
act as a subject matter expert on mainframe security
contribute to security awareness training
support automation efforts and standardize enterprise reports
develop and maintain security documentation
stay up-to-date on mainframe security threats
co-lead the GCM Enterprise Mainframe workstream
actively participate in discussions and collaborate on solutions

Requirements:

1-2 years of relevant experience in Information Security
experience with mainframe security administration tools (RACF, Top Secret)
strong analytical and problem-solving skills
excellent communication and collaboration skills
relevant certifications (CISSP, CISA, CISM, IBM Certified Specialist) preferred
bachelor's degree in Computer Science, Information Technology, or a related field (or 4+ years relevant experience)

Nice to have:

relevant certifications (CISSP, CISA, CISM, IBM Certified Specialist)
bachelor's degree in Computer Science, Information Technology, or a related field

What we offer:

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages including vacation, sick leave, and paid holidays

Additional Information:

Job Posted:
August 22, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Mainframe Security Analyst