Raas Infotek · 11 hours ago
Mainframe z/OS Security Engineer must have RACF experien
Frisco, TX
Contract
Onsite
Senior Level
7+ years expRaas Infotek is seeking a Mainframe z/OS Security Engineer with expertise in RACF to manage and maintain security infrastructure across their mainframe environment. The role focuses on security administration, certificate lifecycle management, and ensuring compliance with industry standards.
Information Technology
No H1B
Hiring Manager
Shailendra R.
Responsibilities
Design, implement, and maintain RACF security policies and user access controls
Manage user IDs, groups, and resource profiles (datasets, transactions, programs)
Conduct security audits, access reviews, and incident response
Create compliance documentation and audit reports
Manage digital certificates within RACF and z/OS using RACDCERT
Plan and execute certificate renewals to prevent service disruptions
Monitor certificate expiration dates and maintain renewal schedules
Generate CSRs and coordinate with Certificate Authorities
Install, update, and validate SSL/TLS certificates for z/OS applications
Maintain certificate key rings and trust chains
Troubleshoot certificate-related connectivity issues
Implement security controls for CICS, DB2, IMS, MQ, and other z/OS subsystems
Collaborate with CICS, DB2, MQ, and application teams on security requirements and implementations
Configure Started Task and Surrogate security
Monitor SMF security records and investigate anomalies
Ensure compliance with industry standards (PCI-DSS, SOX, HIPAA)
Support internal and external security audits
Participate in disaster recovery planning
Qualification
Required
7+ years of hands-on RACF administration experience in z/OS environments
Strong expertise in RACF commands, utilities, and best practices
Proficiency with RACDCERT for digital certificate management
Experience with SSL/TLS protocols and PKI infrastructure
Strong knowledge of ISPF, TSO, JCL, and REXX
Familiarity with z/OS subsystems security (CICS, DB2, IMS, MQ)
Understanding of SMF record analysis and security monitoring
Deep understanding of mainframe security concepts and threats
Knowledge of security frameworks and regulatory requirements
Experience with security incident response
Strong analytical and problem-solving abilities
Preferred
IBM RACF or mainframe security certification
Experience with zSecure or similar security tools
Knowledge of encryption technologies (ICSF, z/OS Crypto)
Security automation and scripting experience
Relevant certifications (CISSP, CISM)
Company
Raas Infotek
RAAS Infotek is a full spectrum global Information Technology services company, providing end-to-end business solutions.
201-500 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase