Mainframe Administrator (Security)
About The Position
ASSYST is seeking a highly experienced and motivated Mainframe Administrator ( Security) to join our client team in Austin, TX Location: Austin, TX Job Type: Contract (Corp to Corp/C2C or 1099) Position: Remote Job Summary The Mainframe Administration ( Security) serves as a subject-matter expert (SME) in Mainframe security and system administration, with a primary focus on Top Secret Security (TSS) and z/OS environments. This role is responsible for maintaining data security, regulatory compliance, system integrity, and providing advanced technical support for Mainframe operating systems, network components, and associated ISV products.
Requirements
- 8+ years of hands-on experience with Top Secret Security (TSS) administration
- 5+ years of hands-on experience in z/OS Administration
- 5+ years of experience with: JES2 z/OS Unix System Services (OMVS) Storage Management Subsystem (SMS)
- 3+ years of experience with TLS configuration , including certificates, SSL/RSA keys, SFTP, and FTPS
- 2+ years of experience with REXX scripting
- 3+ years of experience with performance monitoring and analysis
- 3+ years of experience with Informatica PowerExchange Administration
Responsibilities
- Serve as the subject-matter expert for Mainframe Top Secret Security (TSS) administration to ensure data protection, access control, and regulatory compliance.
- Provide primary technical support for z/OS operating systems and system components , including planning, implementation, testing, and support of releases, upgrades, and system changes.
- Support and troubleshoot z/OS system software, network components, and ISV products , including terminal emulation software such as BlueZone .
- Deliver end-user support for assigned Mainframe tools and applications.
- Diagnose platform, system software, and product-related issues; perform root cause analysis and implement corrective actions.
- Assist in maintaining and providing technical support for Mainframe Production Control , batch processing, and monthly Mainframe Job Scheduler activities.
- Support and maintain security configurations , including TLS/SSL certificates, encryption keys, and secure data transfers (SFTP/FTPS).
- Monitor system performance and assist with initial analysis of performance issues to ensure system reliability and efficiency.
- Collaborate with infrastructure, application, and operations teams to ensure secure and stable Mainframe operations.
- Participate in documentation, audits, and compliance activities related to Mainframe security and operations.
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What This Job Offers
Career Level
Mid Level
Education Level
No Education Listed
