Mainframe z/OS Systems Programmer Jobs

Dutech Systems

Location:
United States, Austin

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We are seeking an experienced z/OS Systems Programmer to join our IT team. The ideal candidate will have strong technical expertise in z/OS systems programming, security administration, performance monitoring, and mainframe system management. You will work closely with cross-functional teams to support and optimize z/OS environments, ensure system stability, and implement efficient solutions.

Job Responsibility:

Perform z/OS Systems Programming tasks, including configuration, installation, and maintenance of z/OS operating environments
Manage JES2, z/OS Unix System Services (OMVS), and Storage Management Subsystem (SMS)
Administer and support TSS (Top Secret Security), ensuring appropriate access control and security compliance
Monitor system performance and perform initial analysis of performance issues to provide solutions and optimizations
Write and maintain REXX scripts to automate system tasks and processes
Collaborate with infrastructure and application teams to configure and maintain TLS (certificates, SSL, RSA Keys, SFTP, FTPS) for secure communication
Utilize SMP/E for system modification and management of z/OS environments
Create and maintain system-level documentation, technical designs, and support artifacts

Requirements:

5+ years of experience in z/OS Systems Programming
Strong knowledge of JES2, OMVS, SMS, TSS (Top Secret Security), performance monitoring, and REXX scripting
Excellent problem-solving and analytical skills with the ability to diagnose and resolve technical issues
Strong communication skills, able to work effectively with technical teams and business stakeholders

Nice to have:

Experience with Informatica Power Exchange Administration
Working knowledge of z/OS Operation, z/OS Networking (VTAM, TCP/IP)
Experience with automated job scheduling tools such as JOBTRAC, terminal emulators like BLUEZONE, and VTAM Session Manager Software (VTAM/SWITCH)
Knowledge of performance and resource management tools such as RMF, SMF, WLM, and system resource serialization with GRS
Familiarity with data storage methods such as VSAM, and Time Sharing Option (TSO)
Experience in configuration management tools like SCLM, including administration and configuration
Experience working with CPM for JOBTRAC for job control and automation management

Additional Information:

Job Posted:
December 08, 2025

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Mainframe z/OS Systems Programmer