Mainframe z/OS Administrator
Posted 5 days ago by 1754546851
Negotiable
Outside
Remote
USA
Summary: The Mainframe z/OS System Administrator role at the Railroad Commission of Texas involves providing expert support for z/OS operating systems and related components. The position requires technical support for system upgrades, performance analysis, and administration of various software products. The role is remote and offers the potential for contract extension until August 2026. Candidates must possess extensive experience with z/OS systems programming and related technologies.
Key Responsibilities:
- Provide primary support as the subject matter expert for z/OS operating systems and system components.
- Provide direct technical support in 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.
- Provide primary administration and end user support for SCLM.
- Provide input and recommendations for hardware capacity planning.
- Provide primary administrative support for CICS and IMSTM.
- Diagnose platform, software and related product issues and follow up with root cause analysis.
- Analyze performance issues and provide input and recommendations for capacity planning.
- Provide input and recommendations for system-wide performance tuning to meet required levels of service.
- Provide input and recommendations for system parameters and system libraries management.
- Provide support for technical consultation and inquiries from other IT technical teams.
- Provide support as technical lead on internal team projects or participate on project teams that impact the z/OS platform.
- Provide support for integration-testing new products with existing applications and user procedures.
- Assist with maintaining and providing technical support for Mainframe Production Control and Support Jobs and monthly Mainframe Job Scheduler.
Key Skills:
- 5 years of experience with z/OS Systems Programming.
- 5 years of experience with JES2, z/OS Unix System Services (OMVS), Storage Management Subsystem (SMS).
- 2 years of experience with REXX.
- 3 years of experience with performance monitoring and initial analysis of performance issues.
- 3+ years of preferred experience with Informatica Power Exchange Administration.
- Working knowledge of z/OS Operation, Security (TSS), Networking (VTAM, TCP/IP), automated job scheduling (JOBTRAC), and various other z/OS technologies.
- 3+ years of preferred experience with TLS configuration, SCLM, and CPM for JOBTRAC.
Salary (Rate): undetermined
City: undetermined
Country: USA
Working Arrangements: remote
IR35 Status: outside IR35
Seniority Level: undetermined
Industry: IT
DirectClient: Railroad Commission of Texas(RRC)
Solicitation Number: 455-26-26897
Title: Mainframe z/OS System Administrator
Location: 1701 Congress Ave, Austin, TX 78701
Duration: Until 8/31/2026 with possible extension
Last date for submission: August 13, 2025 (12.00 PM-CST)
Important Note: Position will be remote.
WORKER SKILLS AND QUALIFICATIONS
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.
Provide primary administration and end user support for SCLM.
Provide input and recommendations for hardware capacity planning.
Provide primary administrative support for CICS and IMSTM.
Diagnose platform, software and related product issues and follow up with root cause analysis.
Analyze performance issues and provide input and recommendations for capacity planning.
Provide input and recommendations for system-wide performance tuning to meet required levels of service.
Provide input and recommendations for system parameters and system libraries management.
Provide support for technical consultation and inquiries from the other IT technical teams.
Provide support as technical lead on internal team projects or participate on project teams that impact the z/OS platform.
Provide support for Integration-testing new products with existing applications and user procedures.
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:
Years Required/Preferred Experience
5 Required Experience with z/OS Systems Programming
5 Required Experience with JES2, z/OS Unix System Services (OMVS), Storage Management Subsystem (SMS)
2 Required Experience with REXX
3 Required 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 Security - TSS [Top Secret Security)
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)
3+ Preferred Experience with TLS configuration (certificates, SSL RSA Keys, SFTP, FTPS)
3+ Preferred Experience with SCLM (or other similar configuration management tools), specifically configuration and administration of SCLM
3+ Preferred Experience with CPM for JOBTRAC