via Dice
$200K - 250K a year
Support and maintain mainframe security, system administration, and compliance in a highly specialized environment.
Requires extensive experience in mainframe security, z/OS, JES2, and related technologies, which are not present in your skill set.
Job Title: Mainframe Top Secret Security Administrator Location: Austin, TX (Remote) Job Description: • DESCRIPTION OF SERVICES • Serve as a subject-matter expert in Mainframe Top Secret Security Administrationto maintain data security and regulatory compliance. • Work involves highly advanced (senior-level) systems administration in support of agency mainframe applications and supporting infrastructure; and coordinate day-to-day system administration functions such as mainframe configuration, break/fix system support, and base user account creation/support. • Work requires strong and proven hands-on experience in Mainframe Top Secret Security Administrationand z/OS Administration. • Work also requires expertise in certificate renewals and access control within mainframe environments as well as a strong understanding of security compliance, audit practices, and risk mitigation. • Routine system administration functions to include security administration support, performance monitoring, security monitoring, and system maintenance. • Work includes supporting data entry and control work processes, overseeing and coordinating mainframe operations in the State s Consolidated Data Center Services (DCS), and working with the Network Administration, Customer Support and Applications Development & Support teams to provide support necessary for day-to-day mainframe operations. • Experience with Informatica Power Exchange Administration for Change Data Capture processing using mainframe data sources and targets (i.e., IMS and VSAM) a plus. The Worker will apply their expert knowledge and experience as a Mainframe Top Secret Security Administrator to support both the needs of the Legacy Systems as well as those for the Mainframe Transformation Team. WORKER SKILLS AND QUALIFICATIONS • Serve as a subject-matter expert in Mainframe Top Secret Security Administrationto maintain data security and regulatory compliance. • Provide primary support as the subject matter expert for z/OS operating systems and system components; provide direct technical support as needed in the planning, implementation and testing of releases, upgrades, or changes to z/OS operating system, network, and component software. • Provide end user support for assigned Independent Software Vendor (ISV) products such as BlueZone. • Diagnose platform, software and related product issues and follow up with root cause analysis. • Assist with maintaining and providing technical support for Mainframe Production Control and Support Jobs and monthly Mainframe Job Scheduler. • CANDIDATE SKILLS AND QUALIFICATIONS Minimum Requirements: Candidates that do not meet or exceed the minimum stated requirements (skills/experience) will be displayed to customers but may not be chosen for this opportunity. Years Required/Preferred Experience 8 Required Hands-On Experience with TSS (Top Secret Security) 5 Required Hands-On Experience with z/OS Administration 5 Required Experience with JES2, z/OS Unix System Services (OMVS), Storage Management Subsystem (SMS) 3 Required Experience with TLS configuration (certificates, SSL RSA Keys, SFTP, FTPS) 3 Preferred Experience with performance monitoring to include initial analysis of performance issues 3 Preferred Experience with Informatica Power Exchange Administration 3 Preferred Working knowledge for each of the following: z/OS Operation z/OS Networking VTAM (Virtual Telecommunications Access Method), TCP/IP (Transmission Control Protocol/Internet Protocol) 3 Preferred 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) 3 Preferred Working knowledge of each of the following: SMP/E (System Modification Program/Extended) RMF (Resource Measurement Facility) SMF (System Management Facility) WLM (Workload Management) 3 Preferred Working knowledge of each of the following: JCL (Job Control Language) GRS (Global Resource Serialization) VSAM (Virtual Storage Access Method) TSO (Time Sharing Option) 2 Preferred Experience with REXX
This job posting was last updated on 1/13/2026