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We are seeking an experienced Mainframe Engineer to support the modernization of a core banking platform from FIS Systematics to a cloud native architecture. The role centers on application and data mapping current state system analysis and close collaboration with cloud data and integration teams through a multi-year migration and coexistence period.
Key Responsibilities:- Analyze and document current state Systematics architecture including application modules data flows batch cycles and downstream integrations
- Map legacy application and data structures to Oracle cloud core banking components
- Perform application portfolio assessment and contribute to migration and modernization strategy
- Trace and interpret COBOL JCL VSAM CICS and DB2 constructs and translate them into target state functional and technical designs
- Support data mapping and transformation from mainframe data structures to cloud data models including reconciliation during dual core coexistence
- Produce mapping specifications interface definitions and migration artifacts to a documentation standard others can build from
- Partner with business stakeholders FIS and system integrators to confirm that target state designs hold to business rules encoded in the legacy platform
- Support testing validation and defect resolution across migration and post deployment phases
- Work within established SDLC quality and change control standards
Basic Qualifications:- Minimum 5 years of hands on experience with Mainframe technologies COBOL, JCL, VSAM, CICS
- Direct working experience with FIS Systematics including familiarity with its core application modules and batch architecture
- Demonstrated experience in legacy system analysis and system to system mapping
- Experience on an application modernization or cloud migration program
- Ability to translate legacy technical constructs into cloud compatible designs
- Strong written documentation and stakeholder communication skills
Preferred Qualifications:- Experience with DB2 and HostBridge or comparable mainframe integration middleware
- Experience with SOAP UI or Postman for service testing and validation
- Prior work in a credit union or retail banking environment
Compensation at Accenture varies depending on a wide array of factors, which may include but are not limited to the specific office location, role, skill set, and level of experience. As required by local law, Accenture provides a reasonable range of compensation for roles that may be hired as set forth below.
We anticipate this job posting will be posted until 11/19/2026.
Accenture Flex offers a market competitive suite of benefits including medical, dental, vision, and long-term disability coverage, a 401(k) plan, and paid time off. See more information on our benefits here:
Accenture Flex Jobs
Role Location Hourly Salary RangeCalifornia $61 to $71
Colorado $61 to $71
Connecticut $61 to $71
District of Columbia $61 to $71
Illinois $61 to $71
Maine $61 to $71
Maryland $61 to $71
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