Z/OS Top Secret Security Administrator-Remote
Remote / Online - Candidates ideally in
Austin, Travis County, Texas, 78748, USA
Listed on 2026-01-14
Austin, Travis County, Texas, 78748, USA
Listing for:
TEKWings LLC
Full Time, Contract, Remote/Work from Home
position Listed on 2026-01-14
Job specializations:
-
IT/Tech
Cybersecurity, Systems Administrator, IT Support, IT Consultant
Job Description & How to Apply Below
Job Title:
z/OS Top Secret Security Administrator
Location:
100% Remote (USA Only) Client:
State of Texas Experience
Required:
Minimum 15+ Years (Mandatory)
Employment Type:
Contract
Job Description The State of Texas is seeking a highly experienced z/OS Top Secret Security Administrator to serve as a subject-matter expert supporting enterprise mainframe security operations. This role involves senior-level systems administration, security compliance, and direct support of legacy systems as well as mainframe transformation initiatives. The ideal candidate will have deep hands-on expertise in Top Secret Security (TSS) and z/OS administration, with a strong background in security governance, certificate management, audit readiness, and risk mitigation.
Key Responsibilities Serve as a Subject Matter Expert (SME) in z/OS Top Secret Security Administration to ensure data security and regulatory compliance. Perform senior-level systems administration supporting mainframe applications and infrastructure. Manage day-to-day mainframe administration including configuration, break/fix support, and user account management. Administer Top Secret Security (TSS), access controls, certificate renewals, and TLS/SSL configurations. Monitor system and security performance; conduct root cause analysis for platform and software issues.
Support production control, job scheduling, and monthly batch operations. Collaborate with Network, Customer Support, and Application Development teams within the State’s Consolidated Data Center Services (DCS). Provide end-user support for ISV tools such as Blue Zone. Support legacy systems and contribute to mainframe modernization and transformation initiatives. Assist with Informatica Power Exchange administration for CDC processing (IMS/VSAM) when required. Required Skills & Experience 15+ years of hands-on experience with:
Mainframe Top Secret Security (TSS) z/OS System Administration Strong experience with: JES2 z/OS Unix System Services (OMVS) Storage Management Subsystem (SMS) REXX scripting Performance monitoring and tuning Hands-on experience with: TLS configuration (Certificates, SSL, RSA Keys, SFTP, FTPS) Informatica Power Exchange Administration Experience diagnosing platform and software issues with root cause analysis Working Knowledge Required z/OS Operations z/OS Networking (VTAM, TCP/IP) Job scheduling tools (JOBTRAC) Terminal Emulators (Blue Zone) VTAM Session Manager (VTAM/SWITCH) SMP/E RMF, SMF, WLM JCL GRS VSAM TSO Additional Information This is a highly specialized, senior-level role.
Candidates must be US Citizens due to client requirements. 100% Remote within the United States.
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