COGENT DATA SOLUTIONS LLC · 1 day ago
Senior Mainframe Security & z/OS Systems Administrator (TSS)
United States
Contract
Remote
Senior Level, Lead/Staff
8+ years expCogent Data Solutions LLC is seeking a Senior Mainframe Security & z/OS Systems Administrator (TSS) for a client in Texas. The role involves advanced systems administration, security compliance, and supporting mainframe applications and infrastructure.
DatabaseInternetSoftware
Responsibilities
Serve as a subject-matter expert in Mainframe Top Secret Security Administration to 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 Administration and 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
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
Qualification
Required
Minimum 8 years experience
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 REXX
Experience with performance monitoring to include initial analysis of performance issues
Experience with Informatica Power Exchange Administration
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)
z/OS-centric automated job scheduling and management software (JOBTRAC)
Terminal Emulator Software (BLUEZONE)
VTAM Session Manager Software (VTAM/SWITCH)
SMP/E (System Modification Program/Extended)
RMF (Resource Measurement Facility)
SMF (System Management Facility)
WLM (Workload Management)
JCL (Job Control Language)
GRS (Global Resource Serialization)
VSAM (Virtual Storage Access Method)
TSO (Time Sharing Option)
Serve as a subject-matter expert in Mainframe Top Secret Security Administration to 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 Administration and 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
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
Preferred
Experience with Informatica Power Exchange Administration for Change Data Capture processing using mainframe data sources and targets (i.e., IMS and VSAM)
Company
COGENT DATA SOLUTIONS LLC
Cogent Data Solutions LLC is a rapidly expanding global provider of innovative information technology services and solutions.
51-200 employees
H1B Sponsorship
COGENT DATA SOLUTIONS LLC 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)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (6)
2024 (9)
2023 (13)
2022 (27)
2021 (14)
2020 (12)
Funding
Current Stage
Growth StageCompany data provided by crunchbase