Senior Mainframe Security Engineer - RACF & IAM Lead

Habitat For Humanity Of Durham; Raleigh (NC); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Medical benefits

Dental benefits

Vision benefits

401k plan

Paid time off

Job summary

Truist Financial Corporation is seeking an experienced Cybersecurity Senior Engineer in the Mainframe Security team to ensure secure access control across our mainframes, including identity management and certificate administration.

The role emphasizes risk management, RBAC, and compliance with NIST/CRI guidelines, SOX, HIPAA, and PCI-DSS. You will collaborate across IAM, risk, audit, and infrastructure teams and mentor junior engineers.

Qualifications

• Bachelor's degree or equivalent education, training, and work-related experience.

Responsibilities

• Lead RACF administration activities including user provisioning and access reviews.
• Implement and manage RACF features to enhance system security (password phrases, certificates, program control).
• Monitor and audit RACF activity using SMF records, IRRDBU00 utilities, and zSecure tools.
• Collaborate with application, infrastructure, and compliance teams to enforce least-privilege access.
• Develop and maintain automation scripts for RACF provisioning and reporting (REXX, CLIST, JCL).
• Support security incidents, outages, and RACF-related issues with expert-level expertise.
• Participate in RACF migrations, upgrades, and integration with external identity systems (LDAP).
• Document RACF policies, procedures, and standards; contribute to audit and compliance reporting.
• Provide mentoring to junior security engineers and serve as a technical SME.

Skills

RACF administration

Mainframe security

Scripting (REXX/CLIST/JCL)

zSecure Admin/Audit/Alert

SMF/IRRDBU00/DSMON

RBAC and least privilege

Education

Bachelor's degree or equivalent

Tools

IRRDBU00

DSMON

SMF records

zSecure Admin/Audit/Alert

Job description

Truist Financial Corporation is seeking an experienced Cybersecurity Senior Engineer in the Mainframe Security team to ensure secure access control across our mainframes, including identity management and certificate administration.

The role emphasizes risk management, RBAC, and compliance with NIST/CRI guidelines, SOX, HIPAA, and PCI-DSS. You will collaborate across IAM, risk, audit, and infrastructure teams and mentor junior engineers.