Principal Mainframe Software Engineer (COBOL, DB2, VSAM)
FidelityPrincipal Mainframe Software Engineer (COBOL, DB2, VSAM)
FidelityLocation
Westlake, TX
Type
Full-time
Posted
9/25/2026
Compensation
Not listed
Job description
The Principal Mainframe Software Engineer role at Fidelity Investments involves providing technical leadership within the Stock Plan Services Technology team. This position focuses on enhancing equity compensation applications using a Mainframe technology stack. The engineer will collaborate with various business and IT groups to address complex problems and requests. The team is responsible for developing applications in a mainframe environment, utilizing technologies such as COBOL, DB2, and CICS.
Requirements
- Bachelor's degree in Computer Science, Engineering, Information Technology, or a closely related field with 10+ years of experience in mainframe brokerage or stock plan services systems and application development.
- Alternatively, a Master's degree in a related field with 6 years of experience in the job offered or as a technical lead.
- Demonstrated expertise in mainframe application development, automation, and support using COBOL, CICS, DB2, JCL, VSAM, MQ-Series, and SQL.
- Experience in mainframe performance tuning and capacity planning.
- Familiarity with development testing tools and methodologies.
Responsibilities
- Perform as a full stack engineer within an Agile team, including requirements gathering, development, and end-to-end testing.
- Define, develop, and lead an interactive team to implement application level architecture.
- Provide on-site and on-call support as needed and act as a subject matter expert.
- Develop applications on complex projects, components, and subsystems for the division.
- Recommend development testing tools and methodologies and review test plans.
- Resolve technical roadblocks involving multiple technologies.
- Collaborate with management to share approaches and develop solutions.
- Lead collaborative sessions with stakeholders and provide guidance to team members.
- Ensure QA readiness of software deliverables and plan system testing.
- Develop comprehensive documentation for multiple applications or subsystems.
- Establish full project life cycle plans for complex projects across multiple platforms.
- Advise on risk assessment and management strategies for projects.
- Plan and coordinate project schedules and assignments for multiple projects.
- Act as a primary liaison for business units to resolve project and technology issues.
- Provide technology solutions to daily issues and evaluate technology initiatives.
- Perform independent and complex technical and functional analysis for multiple projects.
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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