JobsMainframe/Data Platform Production Support Engineer (COBOL)
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Mainframe/Data Platform Production Support Engineer (COBOL)

Fidelity

Location

Westlake, TX

Type

Full-time

Posted

10/15/2026

Compensation

Not listed

Undergraduate with 5+ Years of Experience
H-1B FY202699.4% approval-62% YoY
💎 Strong sponsor

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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