1

Mainframe Z Os System Programmer Jobs in Indiana

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

Cobol/IDMS Developer (Remote)

Indianapolis, IN · On-site +1

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

Design, develop and modify software systems, using scientific analysis and mathematical models to ... of IBM z/OS-based mainframe experience using COBOL, CICS, JCL, TSO, ISPF, Endevor, and REXX.

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

Cobol/IDMS Developer (Remote)

Indianapolis, IN · On-site +1

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

Cobol/IDMS Developer (Remote)

Indianapolis, IN · Remote

$48 - $65/hr

... years of IBM z/OS-based mainframe experience using COBOL, JCL, TSO, ISPF, Endevor, and REXX ... CA IDMS system generation * CA IDMS security administration * Must have active CompTIA Security ...

next page

Showing results 1-20

Mainframe Z Os System Programmer information

What are the key skills and qualifications needed to thrive as a Mainframe Z/OS System Programmer, and why are they important?

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.

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 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 popular job titles related to Mainframe Z Os System Programmer jobs in Indiana? For Mainframe Z Os System Programmer jobs in Indiana, the most frequently searched job titles are:
What job categories do people searching Mainframe Z Os System Programmer jobs in Indiana look for? The top searched job categories for Mainframe Z Os System Programmer jobs in Indiana are:
What cities in Indiana are hiring for Mainframe Z Os System Programmer jobs? Cities in Indiana with the most Mainframe Z Os System Programmer job openings:
Infographic showing various Mainframe Z Os System Programmer job openings in Indiana as of May 2026, with employment types broken down into 40% Full Time, and 60% Contract. Highlights an 80% In-person, and 20% Remote job distribution.
Mainframe Systems Engineer (zOS Mainframe Internals, Parallel Sysplex, Hardware & Storage) Remote

Mainframe Systems Engineer (zOS Mainframe Internals, Parallel Sysplex, Hardware & Storage) Remote

Norfolk Southern Corp.

Elkhart, IN

$52.50 - $67/hr

Other

Posted 18 days ago


Job description

Requisition 39683: B4 Mainframe Systems Engineer 

A resume helps you stand out to hiring managers and recruiters; your resume communicates your experience and your brand. While it is not required, we encourage you to include an up-to-date resume along with a  completed job application to give you the best opportunity to be considered. A complete resume helps us to better understand your unique  background, relevant experiences, and passions. We look forward to learning about you.

Norfolk Southern offers a unique opportunity to be part of our proud legacy that spans nearly 200 years. We are a customer-centric, operations-driven team dedicated to advancing safety, serving communities, and driving innovation for tomorrow's rail.  As part of Norfolk Southern, you'll join a collaborative team where there are opportunities for growth across the organization. We are building a culture where everyone can thrive by owning and driving exceptional results, being humble and leading with trust, serving our customers with excellence, and collaborating and coaching to win.

Job Description

Norfolk Southern is seeking a highly motivated, self-starting Mainframe Systems Engineer to oversee and administer the company's enterprise mainframe environment.  In this role, you will support a Parallel Sysplex infrastructure and play a critical role in ensuring system reliability, performance, and availability.

Key responsibilities include DASD and tape storage management, system performance monitoring and tuning, and proactive problem resolution.  The Mainframe Systems Engineer will also collaborate with internal stakeholders and third-party hardware providers to design and implement solutions that support a highly available, scalable, resilient mainframe environment. 

Responsibilities

   Drive z/OS technology development initiatives, including evaluation, deployment, and integration of new product enhancements and hardware solutions.
   Own the installation, maintenance, and operational support of mainframe infrastructure and system software across a Parallel Sysplex environment.
   Monitor and manage mainframe performance.
   Use, configure and provide support of storage subsystems and infrastructure. 
   Coordinate with hardware and software vendors for support and future project work.
   Create comprehensive documentation, conduct thorough testing, and follow defined change control processes.
   Provide support for mission critical application infrastructure and products.
   Communicate with end-users, application programmers, co-workers, managers, and other stakeholders.
   Writing test scripts and performing testing verification of product deliverables.
   Serve as part of a rotational Level 2 on-call support team, responding to and resolving complex system issues.

Education

Bachelor's degree in technology, MIS, CIS or other related degrees preferred. Will consider experience in lieu of college degree. 
 

Job Related Experience
   Minimum Level: 4 years
   Preferred Level: 5+ years
 

Skills Required 
   4+ years of experience with mainframe z/OS internals, z/OS Parallel Sysplex, Unix Systems Services (USS).
   4+ years of experience with mainframe hardware, software and third-party installation support. 
   4+ years of experience designing, administering, and supporting mainframe disk (DASD) and tape storage infrastructure.
   Experience mainframe capacity planning and performance tuning. 
   Experience writing test scripts and performing testing verifications. 
   Experience with mainframe application development IDE build and run tools. 
 

Skills Desired 
   Expertlevel understanding of z/OS internals, UNIX System Services (USS), and  Parallel Sysplex architecture, including crosssystem communication and workload management. 
   Experience with Assembler, TCPIP/VTAM, TSO/ISPF, REXX, SMP/E
   Maintain and operate within a Parallel Sysplex environment including virtual tape and sharing of DASD.
   Knowledge of Infrastructure software solutions, (ex. Zeke, Zebb, ISPW, TMON, JCLPrep, QuickRef, SAS, CICS, IBM utilities)
   Maintain a Coupling Facility environment.
 

Work Conditions
Location: Position eligible for remote work within Norfolk Southern's 22-state operating network.
Environment: US Remote
Shift Work: No
On-Call: Yes
Weekend Work: No

Company Overview

Since 1827, Norfolk Southern Corporation (NYSE: NSC) and its predecessor companies have safely moved the goods and materials that drive the U.S. economy. Today, it operates a customer-centric and operations-driven freight transportation network. Committed to furthering sustainability, Norfolk Southern helps its customers avoid 15 million tons of yearly carbon emissions by shipping via rail. Its dedicated team members deliver more than 7 million carloads annually, from agriculture to consumer goods, and is the largest rail shipper of auto products and metals in North America. Norfolk Southern also has the most extensive intermodal network in the eastern U.S., serving a majority of the country's population and manufacturing base, with connections to every major container port on the Atlantic coast as well as the Gulf of Mexico and Great Lakes. Learn more by visiting www.NorfolkSouthern.com.

At Norfolk Southern, we believe in celebrating our individuality. By leveraging the unique backgrounds and viewpoints of our employees, we can create a culture of innovation, respect, and inclusion. We know that employees thrive in a workplace where differing viewpoints, ideas, and experiences are freely shared and valued. As such, we encourage all employees to contribute their distinctive skills and capabilities to our organization.

Equal employment opportunities are available to all applicants regardless of race, color, religion, age, sex, national origin, disability status, genetic information, veteran status, sexual orientation, and gender identity. Together, we power progress.