Demo

Mainframe Engineer- MN

Apex Systems
Minneapolis, MN Full Time
POSTED ON 4/15/2026
AVAILABLE BEFORE 5/14/2026
Job#: 3030455

Job Description:

Role: Mainframe Engineer

Location: Minneapolis, MN

Rate: $53.60 - $56

PROJECT SUMMERY

This contractor will have the Opportunity to join a long-standing Mainframe engineering team supporting critical Data Distributor Deposits application. The environment is maintenance heavy and stability focused, with engineers responsible for modifying existing COBOL applications based on product requirements, testing changes, and deploying them into production. This is not greenfield development; success in this role comes from strong MF Cobol / VSAM knowledge, careful change management, and the ability to work within decades old systems.

  • Support and maintain the Data Distributor, NOVA and SD applications in the Core Deposits team in MN.
  • Modify existing COBOL programs to meet product and business requirements (enhancements, fixes, regulatory updates)
  • Validate and distribute data to Hogan IDS, including nightly batch processing
  • Develop and maintain JCL for batch jobs and production workflows
  • Perform testing, validation, and production deployments following change processes
  • Participate in Agile ceremonies and collaborate with product partners
  • Support production issues and contribute to application stability
  • Mentor and help train junior engineers on Hogan and mainframe best practices

Top Skills

  • Strong COBOL development experience in a mainframe environment (most critical skill)
  • Understand and have worked with VSAM extensively.
  • Experience maintaining and enhancing legacy, highly customized mainframe applications
  • Solid understanding of JCL (for batch processing)
  • Experience working in an Agile environment

Soft Skills

  • Strong communication skills and ability to work with product and business stakeholders
  • Ability and willingness to mentor junior engineers

NICE TO HAVE

  • ServiceNow experience for incident, change, or problem management
  • Experience supporting batch heavy overnight processing
  • Background working in financial services or regulated environments
  • Prior experience on long lived, business critical systems with complex integrations

Experience

Banking/ financial services experience will be very key for this role

Specific experience and understanding of how account numbers, check numbers, routing, etc. break down interact and breakdown inside Cobol)

  • Understanding of how those items track and interact internally
  • Deposit tracking, fraud, etc. in finance experience is also nice



EEO Employer

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [email protected] or 844-463-6178.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is part of the Commercial Segment of ASGN Incorporated.

NYSE: ASGN

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Apex Systems.

Salary : $53 - $56

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