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ASSYST · 13 hours ago

Mainframe Administrator (Security)

United States

Full-time

Remote

Senior Level, Lead/Staff

8+ years exp

ASSYST is seeking a highly experienced and motivated Mainframe Administrator (Security) to join our client team in Austin, TX. This role serves as a subject-matter expert in Mainframe security and system administration, focusing on Top Secret Security (TSS) and z/OS environments, while ensuring data security, regulatory compliance, and providing advanced technical support.

Big DataEnterprise Resource Planning (ERP)

Culture & Values

H1B Sponsor Likely

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

Qualification

Z/OS AdministrationTLS configurationPerformance monitoringREXX scriptingInformatica PowerExchangeJES2Z/OS Unix System ServicesStorage Management Subsystem

Required

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

5+ years of experience with z/OS Unix System Services (OMVS)

5+ years of experience with 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

Company

ASSYST

ASSYST is a global CMMI level 3 information technology solutions provider.

Founded in 1993

Sterling, Virginia, USA

51-200 employees

http://www.assyst.net/

H1B Sponsorship

ASSYST 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 reference. (Data Powered by US Department of Labor)

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2024 (2)