Mainframe/Data Platform Production Support Engineer (COBOL)
FidelityMainframe/Data Platform Production Support Engineer (COBOL)
FidelityLocation
Westlake, TX
Type
Full-time
Posted
10/15/2026
Compensation
Not listed
Job description
The Mainframe/Data Platform Production Support Engineer will provide Level 3 support for critical enterprise data platforms and applications that power Workplace Investing. This role involves troubleshooting and resolving complex production issues across Mainframe and distributed environments, with a focus on COBOL, JCL, DB2, Oracle, and SQL-based platforms. The team supports over 170 applications and ensures the reliability and stability of business-critical systems. Close collaboration with development, infrastructure, and database teams is essential for maintaining data integrity and resolving issues.
Requirements
- 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.
- Familiarity with DevOps practices, CI/CD pipelines, and tools such as Git, Bitbucket, and Jenkins.
Responsibilities
- Provide Level 3 support for critical enterprise data platforms and applications.
- Troubleshoot and resolve complex production issues across Mainframe and distributed environments.
- Perform root cause analysis and support data integrity.
- Collaborate closely with development, infrastructure, and database teams.
- Help ensure the reliability and stability of business-critical systems.
Benefits
- Fidelity offers competitive compensation, annual bonuses, retirement contributions, comprehensive healthcare coverage, parental leave, tuition assistance, wellness programs, and extensive professional development opportunities.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Filing entity: Fidelity Technology Group Llc D B A Fidelity Investments
As of Aug 23, 2026
Initial approvals
64
FY2026
Approval rate
99.4%
FY2026
LCA certified
1,080
FY2026
Entry-level share
1.5%
FY2026
Initial approvals YoY
-62%
Trend
LCA certified YoY
-35%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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