Demo

Mainframe Programmer

KellyMitchell Group
Brookfield, WI Contractor
POSTED ON 6/16/2026
AVAILABLE BEFORE 12/25/2026
Job Summary 

Our client is seeking a Mainframe Programmer to join their team! This position is hybrid in Brookfield, WI; Minneapolis, MN; Dallas, TX; Charlotte, NC; St. Louis, MO


This position is W-2 only. We do not work with third-party firms or C2C arrangements for this role.

Core Responsibilities 
  • Work on an agile team on the Product and Rewards applications
  • Attend Team agile ceremonies
  • Understand JCL, Job streams, and CA-7
  • Coding, Unit Testing, Integration testing, and User acceptance testing
  • Develop, test, operate, and maintain products
  • Take full stack ownership by consistently writing production-ready and testable code
  • Analyze failures, propose design changes, and encourage operational improvements
  • Apply feedback from code reviews to meet engineering standards
  • Conduct code reviews to guide best practices and ensure compliance with development procedures
  • Review tasks critically, ensuring they are appropriately prioritized and sized for incremental delivery
  • Anticipate and communicate blockers or delays before escalation is needed
Required Skills/Experience (Must-Haves) 
  • 5 years of relevant experience
  • Mainframe COBOL
  • DB2
  • JCL
Preferred Skills/Experience (Nice-to-Haves) 
  • 5 years of experience with COBOL in enterprise environments
  • Expertise in RPG400, RPG III, COBOL, or SYNON within an AS/400 environment, or COBOL/C in mid-range platforms such as DEC VAX or HP3000
  • Experience as an AS/400 Programmer, VAX Programmer, or HP Programmer
  • Proficient in full software development life cycle, particularly in developing and supporting business applications
  • Skilled in modifying and enhancing existing applications to meet evolving business needs
  • Familiarity with high-volume, large-scale batch or online processing systems     
Key Competencies & Behaviors 
  • Ownership and Accountability
  • Collaboration and Agile Teamwork
  • Proactive Communication and Continuous Improvement
Work Environment 
  • Location: Brookfield, WI; Minneapolis, MN; Dallas, TX; Charlotte, NC; St. Louis, MO
  • Hybrid
Compensation & Benefits 
  • Pay Range: The approximate pay range for this position is between $40.00 and $54.00. Please note that the pay range provided is a good faith estimate. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and location. We comply with local wage minimums. 
  • Medical, Dental, & Vision Insurance Plans 
  • Employee-Owned Profit Sharing (ESOP) 
  • 401K offered 
About KellyMitchell 

At KellyMitchell, our culture is world class. We’re movers and shakers! We don’t mind a bit of friendly competition, and we reward hard work with unlimited potential for growth. This is an exciting opportunity to join a company known for innovative solutions and unsurpassed customer service. We're passionate about helping companies solve their biggest IT staffing & project solutions challenges. As an employee-owned, women-led organization serving Fortune 500 companies nationwide, we deliver expert service at a moment's notice. 


  

Marketing Disclosure 

By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from KellyMitchell and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.careers.kellymitchell.com/privacy-policy

Salary : $40 - $54

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Mainframe Programmer?

Sign up to receive alerts about other jobs on the Mainframe Programmer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$72,620 - $96,681
Income Estimation: 
$111,369 - $141,168
Income Estimation: 
$117,871 - $153,580
Income Estimation: 
$109,939 - $144,341
Income Estimation: 
$114,500 - $144,633
Income Estimation: 
$111,369 - $141,168
Income Estimation: 
$131,745 - $167,716
Income Estimation: 
$144,503 - $184,592
Income Estimation: 
$102,541 - $137,871
Income Estimation: 
$153,752 - $200,235
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at KellyMitchell Group

  • KellyMitchell Group Washington, DC
  • Job Summary Our client is seeking an Executive Assistant / Operations Manager to join their team! This position is located in Washington, DC and follows a ... more
  • 9 Days Ago

  • KellyMitchell Group Goodlettsville, TN
  • Job Summary Our client is seeking a Senior Network Engineer to join their team! This position is located in Goodlettsville, Tennessee. Core Responsibilitie... more
  • 9 Days Ago

  • KellyMitchell Group Issaquah, WA
  • Job Summary Our client, a leading retail and consumer goods provider, is seeking a Technical Product Owner to lead and drive enterprise readiness initiativ... more
  • 9 Days Ago

  • KellyMitchell Group San Diego, CA
  • Job Summary Our client is seeking an Administrative Assistant to join their team! This position is located in San Diego, California. Core Responsibilities ... more
  • 9 Days Ago


Not the job you're looking for? Here are some other Mainframe Programmer jobs in the Brookfield, WI area that may be a better fit.

  • eTeam Brookfield, WI
  • Job Role: Mainframe Programmer Duration: 6 months with possible extension Location: Irving, TX, Chicago, IL, Charlotte, NC, Milwaukee, WI 53005​, Atlanta, ... more
  • 3 Days Ago

  • Jobs via Dice Brookfield, WI
  • RESPONSIBILITIES: Kforce's Financial Services client in Brookfield, WI is seeking experienced COBOL Mainframe Programmer to assist with ongoing Payment Sys... more
  • 19 Days Ago

AI Assistant is available now!

Feel free to start your new journey!