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Sr Mainframe Programmer

SDH SystemsBrookfield, WI🇺🇸United StatesPosted 30 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Job Title: Sr Mainframe Programmer

Client: Cognizant

Location: Brookfield, WI Richfield, MN Chicago, IL Irving, TX, Atlanta, GA

Visa: Any

Interview Process: Onsite(2nd round f2f)

Work Schedule: Hybrid(3 days a week)

Job Description:

Job Summary

We are seeking an experienced Senior Mainframe Programmer with a strong background in enterprise mainframe application development and support. The ideal candidate will have extensive hands-on experience in developing, maintaining, and enhancing mainframe applications using COBOL, CICS, DB2, VSAM, and JCL. The candidate should be capable of working independently while collaborating with cross-functional teams in a hybrid work environment.

Required Experience

  • 8+ years of hands-on experience in Mainframe development.

  • 12+ years of overall IT experience preferred.

  • Strong experience in enterprise-level application development and maintenance.

Required Technical Skills

  • COBOL

  • CICS

  • DB2

  • VSAM

  • JCL

  • Mainframe application development and production support

  • Debugging, performance tuning, and issue resolution

  • Strong analytical and problem-solving skills

Preferred Skills

  • Experience with Git for source code management.

  • Experience with IBM Developer for z/OS (IDz).

  • Familiarity with Agile development methodologies.

  • Excellent communication and documentation skills.

Key Responsibilities

  • Design, develop, test, and maintain Mainframe applications.

  • Analyze business requirements and translate them into technical solutions.

  • Develop programs using COBOL, CICS, DB2, VSAM, and JCL.

  • Perform unit testing, code reviews, and system integration testing.

  • Troubleshoot production issues and provide timely resolutions.

  • Optimize application performance and ensure system stability.

  • Collaborate with business analysts, QA teams, and other technical stakeholders.

  • Maintain technical documentation and adhere to coding standards and best practices.

Qualifications

  • Bachelor''s degree in Computer Science, Information Technology, or a related field (or equivalent work experience).

  • Proven experience working on large-scale Mainframe applications.

  • Strong communication, teamwork, and stakeholder management skills.

Location Requirement: Candidates must be willing to work in a hybrid model from one of the following locations:

  • Brookfield, WI

  • Richfield, MN

  • Chicago, IL

  • Irving, TX

  • Atlanta, GA

Skills

Agile
COBOL
Git
Stakeholder Management

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