Mainframe/Data Platform Production Support Engineer (COBOL)

fmr· Fidelity Technology Group, LLC
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📍 Westlake, TXFull time

About this role

Fidelity will not provide immigration sponsorship for this position.

Job Description:

The Role


As a Mainframe/Data Platform Production Support Engineer, you will provide Level 3 support for critical enterprise data platforms and applications that power Workplace Investing. You will troubleshoot and resolve complex production issues across Mainframe and distributed environments, with a strong focus on COBOL, JCL, DB2, Oracle, and SQL-based platforms. Working closely with development, infrastructure, and database teams, you will perform root cause analysis, support data integrity, and help ensure the reliability and stability of business-critical systems that are used across the organization.


The Expertise and Skills You Bring


  • Bachelor's degree in Computer Science or a related field, or equivalent experience.
  • 5+ years of experience supporting enterprise applications, data platforms, or production environments.
  • Experience supporting Mainframe environments, including COBOL, JCL, DB2, CICS, and VSAM.
  • Strong experience with Oracle and SQL, including data analysis, query development, troubleshooting, stored procedures, and data validation.
  • Experience supporting enterprise batch processing and scheduling tools, preferably Control-M.
  • Experience supporting data platforms, database-driven applications, and backend services utilizing SQL and REST APIs.
  • Familiarity with DevOps practices, CI/CD pipelines, and tools such as Git, Bitbucket, and Jenkins.

The Team


The Employer Journey Data Platform team supports the critical data services that power Workplace Investing. As the Level 3 Development Support team, they serve as the primary escalation point for complex production issues across Mainframe, database, API, and batch processing environments. The team supports more than 170 applications, manages the core data platforms that house critical customer information, and helps ensure accurate, reliable data for business areas. This is a highly visible team that partners closely with development and business partners to solve complex issues, support data integrity, and maintain the foundational platforms relied upon across the organization.

Fidelity’s Onsite Working Model
Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles. Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles.

Certifications:

Category:

Information Technology

Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others. Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

Frequently Asked Questions

Is the salary disclosed for the Mainframe/Data Platform Production Support Engineer (COBOL) position at fmr?
The salary for this Mainframe/Data Platform Production Support Engineer (COBOL) role at fmr is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mainframe/Data Platform Production Support Engineer (COBOL) position at fmr located?
This Mainframe/Data Platform Production Support Engineer (COBOL) role at fmr is based in Westlake, TX. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mainframe/Data Platform Production Support Engineer (COBOL) role at fmr full-time or part-time?
This is listed as a Full time position. It is posted as a Mainframe/Data Platform Production Support Engineer (COBOL) role in the Fidelity Technology Group, LLC department at fmr.
Which team or department does the Mainframe/Data Platform Production Support Engineer (COBOL) at fmr belong to?
This Mainframe/Data Platform Production Support Engineer (COBOL) position is part of the Fidelity Technology Group, LLC department at fmr. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mainframe/Data Platform Production Support Engineer (COBOL) position at fmr?
Click the "Apply Now" button on this page. You will be redirected to fmr's official application portal hosted on workday where you can submit your application directly.
When was the Mainframe/Data Platform Production Support Engineer (COBOL) job at fmr posted?
This Mainframe/Data Platform Production Support Engineer (COBOL) position at fmr was posted on Oct 2, 2026. Apply as soon as possible — early applications are often reviewed first.
Mainframe/Data Platform Production Support Engineer (COBOL)
fmr
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