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

Atria Group LLC

Senior Java Developer

Iowa City, IA

$56 - $71.50/hr

... OS helpful Experience with Hudson and Maven build systems helpful Working knowledge of JSF helpful Working knowledge of context dependency injection helpful Preferable Skills: Qualifications ...

Arete Technologies, Inc.

Batch Operator

Des Moines, IA

$17.75 - $21.50/hr

... systems. 12:00 midnight to 8:30 am Some duties will include the following in addition to the requirements listed in the skill area: Monitor mainframe jobs - Alert appropriate customers/programmers of ...

SDH Systems

Helpdesk Support

Des Moines, IA · On-site

$17 - $20/hr

Deskside Support Engineer Location: Des Moines, Iowa Visa: Rate: $17.00/Hour - $20/hr. W2 Interview ... Collaboration -- Work closely with network, security, and systems teams to escalate issues and ...

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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.

Test & Validation Engineer

Compressor Controls LLC

Urbandale, IA

Full-time

Re-posted 17 days ago

Job description

Strong emphasis is placed on the candidate’s ability to develop and execute test automation plans to make the test processes automated and repeatable instead of performing these tasks manually. A successful candidate must demonstrate their ability in implementing test automation on their own without requiring additional resources.

DUTIES & RESPONSIBILITIES

Listed in order of relevance:

- Develop and execute test automation roadmap and implementation to deliver continuous assurance of CCC turbomachinery control system functionalities against periodical system security updates.

- Maintain a list of security update sources, receive and process notifications, qualify updates, and generate test reports within a committed period

- Work with R&D engineers in reporting, investigation, and resolving of any suspected compatibility issue.

- Document and improve test automation scripts for new functionalities or expanded test coverage.

- Respond to change productively and handle other duties as required.

- Follow all company safety policies and procedures.

EDUCATION & EXPERIENCE

- BS degree in Electrical Engineering, Computer Science, Systems Engineering or equivalent.

- 3+ years of experience in engineering, testing, or commissioning of industrial controls systems.

KNOWLEDGE & SKILLS

- Knowledge of various testing and verification techniques required.

- Experience in oil and gas turbo machinery control systems preferred.

- Experience in product testing automation (Quick Test Professional (QTP), Ranorex or equal), PC programming (Batch files, Visual Basic Script, Java Script or equal), computer support, HMI, OPC and LAN.

- Experience in product testing simulation with real I/O (LabVIEW, VisSim or equal) and PLC programming (IEC 61131-3) is a plus.

- Working knowledge of MS/Windows OS, Office applications.

- Ability to read, speak, and write in English required.

- knowledge or ability to assess and utilize customer engagement.

- knowledge or ability pertaining to data management.

- knowledge of various marketing tools.

- knowledge or ability pertaining to conducting consumer research.

WORKING CONDITIONS

The noise level in the work environment is usually moderate.

PHYSICAL REQUIREMENTS

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is frequently required to sit, use hands to manipulate computer input devices, finger, handle, or feel objects, tools, or controls; reach with hands and arms; and talk or hear. The employee is occasionally required to stand and walk. The employee must have sufficient mobility to enable travel to industrial sites, offices, and facilities. The employee must occasionally lift and/or move up to 25 pounds. Specific vision abilities required by this job include close vision, depth perception, and the ability to adjust focus.

Disclaimer The above information in this description has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job.