The Evolvers Group · 16 hours ago
Mainframe Top Secret Security Administrator
Austin, TX
Contract
Onsite
Senior LevelThe Evolvers Group is seeking a senior-level Mainframe Top Secret Security Administrator to support legacy mainframe systems and the Mainframe Transformation Team. This role involves maintaining data security, regulatory compliance, and operational stability of the agency’s mainframe environment, along with hands-on administration of Top Secret Security and z/OS.
ConsultingHealth CareInformation TechnologyProject ManagementSoftware
Responsibilities
Act as the SME for Mainframe Top Secret Security Administration
Perform advanced z/OS systems administration and security configuration
Manage user access control, certificates, TLS/SSL, RSA keys, SFTP/FTPS
Support mainframe configuration, break/fix issues, and daily operations
Monitor system performance, security events, and compliance
Support mainframe job scheduling, production control, and ISV tools
Coordinate with Network, Customer Support, and Application Development teams
Assist with root cause analysis and audit readiness
Support legacy systems and mainframe modernization efforts
Qualification
Required
Hands-On Experience with TSS (Top Secret Security)
Hands-On Experience with z/OS Administration
Experience with JES2, z/OS Unix System Services (OMVS), Storage Management Subsystem (SMS)
Experience with TLS configuration (certificates, SSL – RSA Keys, SFTP, FTPS)
Experience with performance monitoring including initial analysis of performance issues
Experience with Informatica Power Exchange Administration
Working knowledge of each of the following: z/OS Operation, z/OS Networking – VTAM (Virtual Telecommunications Access Method), TCP/IP (Transmission Control Protocol/Internet Protocol)
Working knowledge of each of the following: z/OS-centric automated job scheduling and management software (JOBTRAC) Terminal Emulator Software (BLUEZONE) VTAM Session Manager Software (VTAM/SWITCH)
Working knowledge of each of the following: SMP/E (System Modification Program/Extended) RMF (Resource Measurement Facility) SMF (System Management Facility) WLM (Workload Management)
Working knowledge of each of the following: JCL (Job Control Language) GRS (Global Resource Serialization) VSAM (Virtual Storage Access Method) TSO (Time Sharing Option)
Experience with REXX
Company
The Evolvers Group
The Evolvers Group is a management and technology consulting firm that believes in the power of the idea.
Founded in 1998
51-200 employees
H1B Sponsorship
The Evolvers Group has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
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Trends of Total Sponsorships
2025 (19)
2024 (20)
2023 (39)
2022 (21)
2021 (23)
2020 (15)
Funding
Current Stage
Growth StageCompany data provided by crunchbase