Senior Mainframe Systems Programmer Jobs in Wisconsin

Senior Mainframe Systems Programmer jobs in Wisconsin are open across Milwaukee, Madison, and Waukesha and other Wisconsin metros, with employers like Generac Power Systems, Milwaukee Tool, and FIS hiring at every experience level. Find a role that fits below and apply directly.

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Overview

Open roles548+
Top employerGenerac Power Systems
Top cityMilwaukee, WI
Cities hiring78
Work type84% On-site
Top industryManufacturing

Showing 5 of 548+ Senior Mainframe Systems Programmer jobs

Schneider Electric
Sr. System Commissioning Specialist
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Schneider Electric
Added 1mo ago
Sr. System Commissioning Specialist
Schneider Electric
Milwaukee, Wisconsin
Specialized Engineering
Electrical Engineering
Manufacturing Operations
Engineering (Non-Software)
On-Site
Associate's
10,000+

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Sanford Health
Senior Identity System Engineer
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Sanford Health
Added 3w ago
Senior Identity System Engineer
Sanford Health
Marshfield, Wisconsin
Cybersecurity
IT Support & Systems Administration
Technical Product & Program Management
IT Support
$40 - $66/hr
On-Site
Bachelor's
10,000+

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Pure Storage
Senior Pre-Sales Systems Engineer
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Pure Storage
Added 3w ago
Senior Pre-Sales Systems Engineer
Pure Storage
Madison, Wisconsin
Solutions Engineering & Architecture
Sales
Customer Success
Technical Product & Program Management
Solutions Engineering (Pre-Sales)
Technical Program Management
$141k - $212k/yr
On-Site
None

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Generac Power Systems
Senior Manager Learning Management Systems
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Generac Power Systems
Added 1mo ago
Senior Manager Learning Management Systems
Generac Power Systems
Waukesha, Wisconsin
Corporate Training & Learning Development
Learning & Development
On-Site
Bachelor's
1,001-5,000

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Generac Power Systems
Senior Manager Corporate Safety
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Generac Power Systems
New 10h ago
Senior Manager Corporate Safety
Generac Power Systems
Waukesha, Wisconsin
Compliance & Legal
Health & Safety (EHS & OHS)
Compliance & Risk
On-Site
Bachelor's
1,001-5,000

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See All 548+ Senior Mainframe Systems Programmer Jobs in Wisconsin

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Senior Mainframe Systems Programmer Jobs by City in Wisconsin

Where Wisconsin roles are concentrated, by current openings.

Milwaukee
101 jobs
Madison
96 jobs
Waukesha
40 jobs
Brookfield
27 jobs
Menomonee Falls
16 jobs
Middleton
16 jobs
Appleton
13 jobs
Beloit
12 jobs
Pleasant Prairie
11 jobs

Senior Mainframe Systems Programmer Job Market in Wisconsin

A snapshot from current Wisconsin openings, updated as new roles post.

Who's Hiring

  • Generac Power Systems
    Generac Power Systems47
  • Milwaukee Tool
    Milwaukee Tool32
  • FIS
    FIS10
  • Kohl's
    Kohl's10
  • Uline
    Uline10

Top Industries Hiring

  • Manufacturing145
  • Consulting & Professional Services77
  • Technology & Software55
  • Healthcare & Medical Services44
  • Retail31

What Wisconsin Employers Look For

The qualifications that appear most often in senior mainframe systems programmer jobs across Wisconsin.

  • 5 or more years of hands-on z/OS systems programming experience in a production environment
  • Proficiency with IBM system software installation and maintenance using SMP/E
  • Experience configuring and supporting JES2 or JES3, VTAM, and TCP/IP on z/OS
  • Working knowledge of RACF, ACF2, or Top Secret for mainframe security administration
  • Familiarity with DFSMS, DASD management, and storage subsystem configuration
  • Bachelor's degree in computer science, information systems, or a related technical field

Senior Mainframe Systems Programmer Jobs in Wisconsin: Frequently Asked Questions

How many senior mainframe systems programmer jobs are there in Wisconsin?

There are 548+ senior mainframe systems programmer openings in Wisconsin on Migrate Mate as of June 2026, with the most roles in Milwaukee, Madison, and Waukesha. New positions post regularly as employers across Wisconsin hire.

Which Wisconsin cities have the most senior mainframe systems programmer jobs?

Milwaukee, Madison, and Waukesha have the most senior mainframe systems programmer openings in Wisconsin right now, with additional roles spread across smaller metros statewide.

Which companies hire senior mainframe systems programmers in Wisconsin?

Employers hiring senior mainframe systems programmers in Wisconsin include Generac Power Systems, Milwaukee Tool, and FIS, based on current listings on Migrate Mate as of June 2026.

Are there remote senior mainframe systems programmer jobs in Wisconsin?

Yes. About 16% of senior mainframe systems programmer openings tied to Wisconsin are remote or hybrid as of June 2026. The rest are on-site roles based in Wisconsin metros.

How do I apply for senior mainframe systems programmer jobs in Wisconsin?

You can apply to senior mainframe systems programmer jobs in Wisconsin directly on Migrate Mate. Search the listings above, find roles that match your experience and preferred Wisconsin location, then apply to each one that fits.

See All 548+ Senior Mainframe Systems Programmer Jobs in Wisconsin

Find roles in Wisconsin that match your experience and apply in just a few clicks.

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