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Mainframe Developer

Dexian DISYSWestlake, TX🇺🇸United StatesPosted 10 Sept 2026

Why This Role Stands Out

This hybrid Mainframe Developer role offers a fantastic opportunity to grow your expertise in a dynamic technology environment, working with a reputable company on long-term projects. You'll thrive here if you possess strong COBOL, CICS, and DB2 skills, and are eager to contribute to critical application development and performance tuning. Apply today to join a forward-thinking team and enhance your career!

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
Westlake, TX, United States
Posted
Yesterday
SQLCOBOLGitJavaPython

Job Description



Position Details:


Job Title: Mainframe Developer


Locations: Westlake, TX! (Hybrid)


Duration: Long-term Contract (Extensions possible)



Skills and Knowledge:




  • Demonstrated Expertise ("DE") performing mainframe application development, test automation, and support, using COBOL, CICS, DB2, JCL, VSAM, MQ-Series, Java, Web Services, and SQL.





  • Experience in the development and deployment of Batch and CICS applications





  • DE performing mainframe application development -- file format and comparison -- using File-aid; performing version management using Endeavor; debugging and unit testing, using Intertest and Abend-Aid; and scheduling jobs using Control-M.





  • DE analyzing and crafting data flows for mainframe application development.





  • DE performing mainframe application development and performance tuning within TSO and MVS operating system environments; developing applications, using Endevor, Git, ClearCase (for version control), Control-M (for scheduling), Abend-AID and Intertest (for debugging), File-Aid (for browsing), and Easytrieve (for report generation); and conducting performance tuning and capacity planning -- reducing I/Os, CPU Time, MSUs, and MIPs -- using Strobe, iStrobe, Platinum Detector, and TMON.





  • Experience in open-source technologies like Python




Education and Experience:


We are looking for a Bachelor's degree (or foreign education equivalent) in Computer Science, Engineering, Information Technology, Information Systems, Mathematics, Physics, or a closely related field and five (5) years of experience in the job offered or five (5) years of experience performing mainframe brokerage and stock plan services systems application development.



Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support.

Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals. To learn more, please visit .

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.

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