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Mainframe Z Os System Programmer Jobs in Texas (NOW HIRING)

ClifyX

MF Network System Programmer

Plano, TX · On-site

... in z/OS Communication Server SNA and TCP/IP -multiple LPAR environments • Security knowledge ... Required : • Deep knowledge Maintain and Support the Mainframe Network System Programmer and ...

United Airlines

Senior z/OS Developer

Irving, TX · On-site +1

$82K - $193K/yr

... z/OS Assembler Programmer to play a key role in the development, enhancement, and Level 3 support ... TLS, System SSL, and zIIP processor technologies to support secure and optimized mainframe ...

Nastech Global

Mainframe Senior engineer

Plano, TX · On-site

Mainframe Senior engineer with expertise on IBM SA & CA OPS/MVS Location: Plano, TX (onsite) Job ... Installing and configuration of z/OS systems Perform z/OS debugging and problem analysis

3B Staffing LLC

Mainframe IMS System Programmer

Murphy, TX · On-site

$52.50 - $67/hr

Mainframe IMS System Programmer Location: Plano, TX Duration: Full Time System Installation ... z/OS, DB2, CICS, and related products. Performance & Capacity Management • Monitor IMS system ...

Posted today

3B Staffing LLC

Mainframe IMS System Programmer

Murphy, TX · On-site

$52.50 - $67/hr

Mainframe IMS System Programmer Location: Plano, TX Duration: Full Time System Installation ... z/OS, DB2, CICS, and related products. Performance & Capacity Management • Monitor IMS system ...

Posted today

Infojini Inc

Mainframe programmer/Analyst

Austin, TX · On-site

Developer Analyst Duration: 6+ Months Location: Austin, TX Description Worker will perform highly ... and enhancing information systems written in Natural Experience with z/OS JCL and TSO ISPF ...

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Mainframe Z Os System Programmer information

What is a mainframe z/os system programmer?

A Mainframe Z OS System Programmer is an IT professional responsible for installing, configuring, maintaining, and troubleshooting IBM mainframe systems running the z/OS operating system. They ensure the mainframe environment is stable, secure, and optimized for performance, supporting critical business applications. Their duties include system upgrades, applying patches, disaster recovery planning, and providing technical support to other IT teams. This role is crucial for organizations that rely on mainframe computing for large-scale transaction processing and data management.

What are some common challenges faced by mainframe z/os system programmers, and how can they be addressed?

Mainframe Z/OS System Programmers often encounter challenges such as managing system upgrades, ensuring high availability, and troubleshooting complex performance issues. Keeping up with evolving technologies and integrating new software with legacy systems can also be demanding. To address these challenges, programmers typically work closely with application developers, attend ongoing training, and utilize robust monitoring tools. Collaboration and strong communication within cross-functional teams are key to maintaining system stability and implementing updates smoothly.

What are the key skills and qualifications needed to thrive as a mainframe z/os system programmer?

To thrive as a Mainframe Z/OS System Programmer, you need deep expertise in IBM mainframe operating systems, programming languages like Assembler and REXX, and a strong foundation in systems administration, usually supported by a relevant degree or equivalent experience. Familiarity with tools such as IBM SMP/E, TSO/ISPF, JCL, and mainframe security systems is essential, and certifications like IBM Certified System Programmer can be beneficial. Analytical thinking, attention to detail, and effective problem-solving are key soft skills that help professionals excel in troubleshooting and collaborating with technical teams. These skills and qualifications are crucial for ensuring reliable, secure, and efficient mainframe operations that support critical business processes.
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Infographic showing various Mainframe Z Os System Programmer job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.

Sr Mainframe AI Automation Engineer

Randstad Digital

Plano, TX • On-site

$59.75 - $69.75/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted yesterday

New

Job description

job summary:

Senior engineer driving AI-enabled modernization of mainframe z/OS vulnerability patching through development of agent-based automation to accelerate remediation and reduce security risk.


Lead the design and development of AI-driven automation frameworks for z/OS patching.


Build and deploy agent-based workflows to orchestrate vulnerability remediation at scale.


Integrate AI agents with mainframe systems, APIs, and security tooling.


Partner with infrastructure and security teams to prioritize and execute patching initiatives.


Ensure reliability, scalability, and operational readiness of automation solutions.


location: Plano, Texas
job type: Contract
salary: $59.75 - 69.75 per hour
work hours: 8am to 5pm
education: Bachelors
responsibilities:

Senior engineer driving AI-enabled modernization of mainframe z/OS vulnerability patching through development of agent-based automation to accelerate remediation and reduce security risk.


  • Lead the design and development of AI-driven automation frameworks for z/OS patching.
  • Build and deploy agent-based workflows to orchestrate vulnerability remediation at scale.
  • Integrate AI agents with mainframe systems, APIs, and security tooling.
  • Partner with infrastructure and security teams to prioritize and execute patching initiatives.
  • Ensure reliability, scalability, and operational readiness of automation solutions.

qualifications:

Required Skills:


Hands-on experience developing AI/agent-based automation frameworks and agents


Strong Python programming skills in enterprise environments.


Experience operating in large-scale enterprise infrastructure environments


Desired Skills:


Experience with agent-based or autonomous system architectures.


Exposure to AIOps or AI applied to mainframe infrastructure operations.


Experience developing and integrating programs with z/OSMF and z/OS Connect APIs.


Experience with mainframe tooling supporting end-to-end vulnerability patching.


10+ years of experience in mainframe infrastructure engineering, including z/OS, IMS, CICS, and DB2 installation and testing.



Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.
At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact
Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).
This posting is open for thirty (30) days.

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