Mainframe z/OS Developer
Remote / Online - Candidates ideally in
Wisconsin, USA
Listed on 2026-01-07
Wisconsin, USA
Listing for:
Genius Road, LLC
Contract, Remote/Work from Home
position Listed on 2026-01-07
Job specializations:
-
IT/Tech
Systems Engineer, Systems Administrator, IT Support, IT Specialist
Job Description & How to Apply Below
Mainframe z/OS Developer
Contract Length: 12+ months
Location:
Remote, TX - must be in the State of Texas
**** The Consultantcan work remotely butmust physically reside in the state of Texas****
We are seeking an experienced Mainframe z/OS Systems Programmer to provide senior-level systems administration and technical leadership for enterprise mainframe environments. This role involves supporting legacy systems, contributing to modernization initiatives, and ensuring reliable day-to-day operations across critical mainframe platforms and related infrastructure.Qualifications/Requirements:
- 5+ years z/OS systems programming experience
- + years with JES2, OMVS, and Storage Management Subsystem (SMS)
- 3+ years with TSS (Top Secret Security)
- 3+ years performance monitoring and analysis
- 2+ years REXX scripting experience
- Some experience with Informatica Power Exchange Administration
- z/OS operations and networking (VTAM, TCP/IP)
- Automated job scheduling (JOBTRAC), terminal emulation (Blue Zone), VTAM/SWITCH
- SMP/E, RMF, SMF, WLM, JCL
- GRS, VSAM, TSO
- TLS/SSL certificate configuration (RSA Keys, SFTP, FTPS)
- SCLM or similar configuration management tools
- CPM for JOBTRAC
- Provide expert-level administration and support for z/OS operating systems, system components, and related software.
- Perform system configuration, break/fix troubleshooting, performance monitoring, security monitoring, and routine maintenance.
- Manage and support CICS, IMS™, JES2, SMS, OMVS, and related z/OS subsystems.
- Support mainframe operations within an enterprise data center environment and collaborate with networking, application, and support teams.
- Provide administration and end-user support for ISV tools such as Blue Zone and SCLM.
- Assist with capacity planning, system tuning, and systems library and parameter management.
- Diagnose and resolve platform and software issues, including thorough root-cause analysis.
- Support integration testing of new products and mainframe job scheduling/production control activities.
- Contribute technical expertise to modernization and transformation initiatives.
- Optional plus: experience with Informatica Power Exchange for Change Data Capture (CDC) with IMS and VSAM sources/targets.
Genius Road, LLC is proud to be a Certified Women’s Business Enterprise, an Equal Opportunity Employer and values diversity. All employment is decided on the basis of qualifications, merit and business need
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