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

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Linux Admin

Des Moines, IA

Responsibilities on these systems include engineering, operations and support, maintenance and ... Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities.

Infosys

SAP ABAP S/4 Hana Architect - Spain

Madrid, IA · On-site

$59.50 - $80.75/hr

... Programming, and Custom Objects such as Z-Tables, and match codes. • Support on Customization of Fiori Apps • Strong knowledge in the ABAP runtime analysis tool (SE30), SQL Trace (ST05), System ...

ZEISS

Field Application Engineer

Bloomfield, IA

Support all Carl Zeiss Industrial Metrology systems and respond to software/applications questions ... Implement quoted application items on-site * Support IT-related topics, including Windows OS ...

Infosys

SAP ABAP S/4 Hana Architect - Spain

Madrid, IA · On-site

$60.75 - $82.25/hr

... Programming, and Custom Objects such as Z-Tables, and match codes. • Support on Customization of Fiori Apps • Strong knowledge in the ABAP runtime analysis tool (SE30), SQL Trace (ST05), System ...

Infosys

SAP ABAP EWM S/4 Hana Architect - Spain

Madrid, IA · On-site

$60.75 - $82.25/hr

... Programming, and Custom Objects such as Z-Tables, and match codes. • Support on Customization of Fiori Apps • Strong knowledge in the ABAP runtime analysis tool (SE30), SQL Trace (ST05), System ...

ISG

Automation Specialist

Des Moines, IA · On-site

$65K - $95K/yr

... engineering, planning, and interior design services to communities across the nation. ISG is ... Build and maintain REST APIs that integrate with internal systems and third-party platforms * Work ...

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How much do mainframe z os system programmer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for mainframe z os system programmer in Iowa is $54.64, according to ZipRecruiter salary data. Most workers in this role earn between $49.66 and $63.22 per hour, depending on experience, location, and employer.

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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Mainframe Z Os System Programmer jobs near you
Infographic showing various Mainframe Z Os System Programmer job openings in Iowa 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, with an average salary of $113,657 per year, or $54.6 per hour.

Sys & Development Analyst 1

Berkshire Hathaway Energy

Urbandale, IA

Full-time

Re-posted 27 days ago

Berkshire Hathaway Energy rating

6.5

Company rating: 6.5 out of 10

Based on 18 frontline employees who took The Breakroom Quiz

Job description

Under direct supervision, the systems and development analyst I conducts analysis, creates system specifications, develops, tests and implements engineering, scientific and business applications, operating systems, and file/database servers. Utilizes existing or new technology in the automation of processes. Evaluates software packages and provides recommendations to management.

MidAmerican Energy Company, a Midwest utility, provides regulated electric and natural gas service to more than 1.6 million customers in Illinois, Iowa, Nebraska and South Dakota. The company owns and operates a portfolio of power-generating assets, approximately 61% of which is wind generation.MidAmerican Energy Company is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or religious creed, age, national origin, ancestry, citizenship status (except as required by law), gender (including gender identity and expression), sex (including pregnancy), sexual orientation, genetic information, physical or mental disability, veteran or military status, familial or parental status, marital status or any other category protected by applicable local, state or U.S. federal law. Employees must be able to perform the essential functions of the position, with or without an accommodation.

Education Bachelor's degree in management information systems (MIS), computer science or related technical field or equivalent work experience. (Typically four years of related, progressive work experience would be needed for candidates applying for this position who do not possess a bachelor's degree.) 

Knowledge, Skills and Abilities Basic knowledge of programming in client/server, mainframe or web development environment. 

Basic knowledge of relational database technology. 

Basic knowledge of information technology terms, equipment, systems, functions and major vendors. 

Effective oral and written communication skills. 

Effective analytical and problem-solving skills. 

Ability to prioritize and handle multiple tasks and projects concurrently. 

Availability for periodic on-call responsibilities. 

Experience integrating Commercial off the Shelf (COTS) solutions within an environment with strong change and release management processes and procedures. 

Technical knowledge with hands-on experience in Oracle and Microsoft SQL database development. 

Technical knowledge with hands-on experience in .NET and other current computing programming languages. 

Work Authorization/Sponsorship

At this time, we're not considering applicants that need any type of immigration sponsorship (additional work authorization or permanent work authorization) now or in the future to work in the United States. This includes, but IS NOT LIMITED TO: F1-OPT, F1-CPT, H-1B, TN, L-1, J-1, etc. For additional information around work authorization needs please use the following links.

Nonimmigrant Workers and Green Card for Employment-Based Immigrants

Provides technical support; problem determination and investigation; implementation of software patches and upgrades for commercial (vendor) applications. 

Support client server packages both thick and thin clients, and web applications. 

Conduct research and fact-finding to develop or modify application programs; work with vendors to review quality, adaptability and compatibility of their products. 

Provides some technical responsibility for an application involving multiple support personnel that is critical to the operation of the business; or serves as a technical leader, or provides extensive knowledge and skill in a unique technical area. 

Designs, codes, tests, documents, implements and maintains moderately complex application programs and interfaces. 

Provide customer support for package software and associated interfaces. 

Work with vendors to resolve problems with software and respond to suggestions for improvement and enhancements. 

Consult with application users, evaluates user requests for new or modified computer applications and associated interfaces to determine feasibility, cost and time required, compatibility with current systems and computer capabilities. 

Research and analyze strategies, programs, and processes across and between all corporate functions. 

Perform basic system analysis and design functions, handle critical development issues, research and analyze data. 

May guide other analysts in the completion of assigned projects. Provides technical input to assist in development of project planning. 

Performs any additional responsibilities as requested or assigned.

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