Mainframe Engineer FIS Systematics

Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently recognized on FORTUNE's 100 Best Companies to Work For and Diversity Inc's Top 50 Companies For Diversity lists.

As an Accenture Flex employee, you will apply your skills and experience to help drive business transformation for leading organizations and communities. In addition to delivering innovative solutions for Accenture's clients, you will work with a highly skilled, diverse network of people across Accenture businesses who are using the latest emerging technologies to address today's biggest business challenges.

You will receive competitive rewards and access to benefits programs and world-class learning resources.
Accenture Flex employees work in their local metro area onsite at the project, significantly reducing and/or eliminating the demands to travel.

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.

• 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

• 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

• Experience with DB2 and Host Bridge 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:

California $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

Massachusetts $61 to $71

Minnesota $61 to $71

New York $61 to $71

New Jersey $61 to $71

Ohio $61 to $71

Virginia $61 to $71

Washington $61 to $71

Accenture is committed to providing equal employment opportunities for persons with disabilities or religious observances, including reasonable accommodation when needed. If you are hired by Accenture and require accommodation to perform the essential functions of your role, you will be asked to participate in our reasonable accommodation process. Accommodations made to facilitate the recruiting process are not a guarantee of future or continued…