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Mainframe Systems Programmer Jobs in Wisconsin (NOW HIRING)

Urpantech inc

RPG Developer (As400)

Neenah, WI

... Programmer/Analyst is responsible for developing and maintaining application systems and for ... mini/mainframe computer operating systems; hardware and software installation, testing and ...

Urpantech inc

RPG Developer (As400)

Neenah, WI · On-site

... Programmer/Analyst is responsible for developing and maintaining application systems and for ... mini/mainframe computer operating systems; hardware and software installation, testing and ...

TIER4 GROUP

Software Integration Engineer

Franklin, WI · Hybrid

$96.50K - $130K/yr

Proficiency in IBM MQ (Linux, MQ Appliance, Mainframe MQ preferred). * Strong skills in Python, Java, Shell Scripting, and Git. * Experience in reverse engineering and system analysis. * Familiarity ...

The Panaro Group LLC

Manager - IS

Menomonee Falls, WI · On-site

$95.30K - $116.90K/yr

... Systems department. • Manage, lead and mentor up to 12 direct reports. • Responsible for EDI coordination, Mainframe programming, VB Script, Help Desk, Networking, and developing custom reports ...

Atria Group LLC

Guideware Consultant

Madison, WI

... and programming, software engineering, systems development, testing, integration, and ... Excellent skills in Data Bases (GreenPlum, Oracle, DB2 Mainframe) (worked at least 2 to 3 years in ...

MIT RESOURCE

Sr. Java Developer

Madison, WI

$57.75 - $73.50/hr

... systems. The successful candidate must be capable of working very independently and, at times ... mainframe, midrange, Web and PC computing environments desirable; in-depth experience in one or ...

US Bank

Software Engineer 2 - DevOps

Brookfield, WI · On-site +1

$98.18K - $115.50K/yr

Experience with mainframe development and SDLC, including a solid understanding of batch, online ... The E-Verify program is an Internet-based employment eligibility verification system operated by ...

U.S. Bank

Software Engineer 2 - DevOps

Brookfield, WI · On-site

$98.18K - $115.50K/yr

Experience with mainframe development and SDLC, including a solid understanding of batch, online ... The E-Verify program is an Internet-based employment eligibility verification system operated by ...

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How much do mainframe systems programmer jobs pay per hour?

As of May 30, 2026, the average hourly pay for mainframe systems programmer in Wisconsin is $58.72, according to ZipRecruiter salary data. Most workers in this role earn between $53.37 and $67.93 per hour, depending on experience, location, and employer.

What Does a Mainframe Systems Programmer Do?

As a mainframe systems programmer, your responsibilities are to maintain an organization’s server computer, also called a mainframe computer. Your duties include handling server configuration, as well as installing, upgrading, and customizing the operating system and other software necessary for running the server and its databases. You also work with other IT professionals with the planning of security measures to protect the mainframe and routinely perform tests for bugs and other security issues.

What are the key skills and qualifications needed to thrive as a Mainframe Systems Programmer, and why are they important?

To thrive as a Mainframe Systems Programmer, you need expertise in system programming, operating systems like z/OS, and strong problem-solving abilities, usually supported by a degree in computer science or related field. Familiarity with mainframe tools such as IBM z/OS utilities, JCL, REXX, and experience with system monitoring and performance tuning software are commonly required. Attention to detail, analytical thinking, and effective communication skills help ensure smooth collaboration and troubleshooting. These skills are essential to maintain, optimize, and secure critical enterprise computing environments that rely on mainframe infrastructure.

What are some common challenges Mainframe Systems Programmers face when maintaining legacy systems?

Mainframe Systems Programmers often encounter challenges related to supporting and upgrading legacy systems that may have limited documentation or use outdated programming languages. Navigating compatibility issues with newer hardware or software can require creative problem-solving and deep technical expertise. Additionally, ensuring system security and reliability while performing upgrades or patches involves careful planning and collaboration with other IT and business teams. Staying current with evolving mainframe technologies and practices is essential for long-term success in the role.

What are Mainframe Systems Programmers?

Mainframe Systems Programmers are IT professionals responsible for installing, configuring, maintaining, and troubleshooting mainframe computer systems and software. They ensure that the mainframe environment runs efficiently, securely, and reliably, supporting critical business operations. Their duties often include system upgrades, performance tuning, applying patches, and collaborating with other IT teams to resolve complex technical issues. Mainframe Systems Programmers play a key role in organizations that rely on large-scale transaction processing, such as banks, insurance companies, and government agencies.

What is the difference between Mainframe Systems Programmer vs Mainframe Application Developer?

AspectMainframe Systems ProgrammerMainframe Application Developer
CredentialsTypically requires certifications like IBM Certified Systems ProgrammerOften requires programming certifications or specific language expertise
Work EnvironmentWorks primarily on system-level tasks, OS, and hardware interactionsFocuses on developing and maintaining applications on mainframe platforms
Employer & Industry UsageCommon in large enterprises with mainframe infrastructureAlso in large organizations, but more application-focused
Job FocusSystem configuration, performance tuning, and maintenanceApplication coding, testing, and deployment

The Mainframe Systems Programmer primarily manages system-level tasks, ensuring the mainframe environment runs efficiently, while the Mainframe Application Developer focuses on creating and maintaining applications. Both roles are essential in mainframe environments but differ in their technical focus and responsibilities.

More about Mainframe Systems Programmer jobs
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Mainframe Systems Programmer jobs near you
Infographic showing various Mainframe Systems Programmer job openings in Wisconsin as of May 2026, with employment types broken down into 36% Full Time, 11% Part Time, 49% Contract, and 4% Nights. Highlights an 98% Physical, and 2% Hybrid job distribution, with an average salary of $122,138 per year, or $58.7 per hour.
Software Engineer 1(Mainframe Production Support)

Software Engineer 1(Mainframe Production Support)

U.S. Bank

Brookfield, WI • On-site

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

U.S. Bank rating

8.2

Company rating: 8.2 out of 10

Based on 344 frontline employees who took The Breakroom Quiz

36th of 141 rated banks

Job description

Job Summary:
U.S. Bank is on a journey to help customers and businesses make better financial decisions. They are seeking a Software Engineer 1 to be responsible for the analysis, design, testing, development, and maintenance of software experiences, ensuring minimal impact to customer experience while adhering to U.S. Bank standards.
Responsibilities:
• Responsible for supporting test environments by monitoring batch schedules, converting production jcl to run in test regions, maintaining batch schedule in ca-7
• Coordinating changes to migrate to test region with development engineers and running ad-hoc jobs/processed or development when needed.
• Takes full stack ownership by consistently writing production-ready and testable code
• Consistently creates optimal design adhering to architectural best practices; considers scalability, reliability and performance of systems/contexts affected when defining technical designs
• Performs analysis on failures, propose design changes, and encourage operational improvements
• Makes sound design/coding decisions keeping customer experience in the forefront
• Takes feedback from code review and apply changes to meet standards
• Conducts code reviews to provide guidance on engineering best practices and compliance with development procedures
• Accountable for ensuring all aspects of product development follow compliance and security best practices
• Exhibits relentless focus in software reliability engineering standards embedded into development standards
Qualifications:
Required:
• Bachelor’s degree, or equivalent work experience
• Two to three years of relevant experience
Preferred:
• Strong hands-on experience with COBOL, CICS, DB2, JCL, and SQL in a mainframe (z/OS) environment
• Deep expertise with MVS and DB2 utilities for production support, troubleshooting, and data remediation
• Proven experience providing L2/L3 production support, including batch and online application support
• Hands-on knowledge of CA7 (or similar) scheduling tools for batch job monitoring and resolution
• Strong ability to analyze, debug, and resolve abends, performance issues, and data-related incidents
• Experience collaborating closely with development, operations, and partner teams to drive root-cause fixes
• Clear and effective communication skills to provide status updates, incident summaries, and documentation
Company:
At U.S. Founded in 1968, the company is headquartered in Minneapolis, USA, with a team of 10001+ employees. The company is currently Late Stage.

What U.S. Bank employees say

Pay

Benefits

Hours and flexibility

Workplace

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About U.S. Bank

Sourced by ZipRecruiter

U.S. Bank is a reputable and established financial institution that plays a significant role in the banking sector. With a history spanning over 150 years, U.S. Bank has built a strong foundation of trust and reliability. As a comprehensive bank, they offer a wide array of financial products and services to cater to the diverse needs of their customers, including individuals, businesses, and communities. Customer satisfaction is of utmost importance to U.S. Bank. They prioritize delivering exceptional service and fostering long-term relationships with their clients. Through their extensive network of branches and advanced digital banking platforms, U.S. Bank ensures convenient access to their services, empowering customers to manage their finances efficiently and securely.

Industry

Banking and credit intermediation

Company size

10,000+ Employees

Headquarters location

Minneapolis, MN, US

Year founded

1863

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