We are seeking an experienced Mainframe Conversion Engineer (Core Banking) with 10+ years of experience supporting financial institution conversions involving core banking platforms. This role is responsible for analyzing, transforming, validating, and converting banking data from legacy and competitive systems into core banking applications, including Deposits, Loans, Customer Information Systems, and related banking products.
In this role, you will:
· Support financial institution conversions from competing banking platforms to the organization's core banking system.
· Collaborate with Business Analysts, Implementation Teams, and clients to gather and understand conversion requirements.
· Design, develop, and maintain specialized conversion programs to meet client-specific data migration needs.
· Analyze and interpret conversion data files received from multiple banking vendors and third-party systems.
· Transform, cleanse, validate, and load data into core banking applications while ensuring data integrity.
· Investigate conversion exceptions and errors, identify root causes, and implement corrective solutions.
Work model
We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a remote position open to qualified applicants in United States. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs. The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered
· 10+ years of experience in Core Banking implementations and conversion projects, supporting banking applications such as Deposits, Loans, Customer Information Files (CIF), and related banking products.
· Strong experience analyzing, mapping, transforming, and converting large volumes of financial data.
· Knowledge of structured COBOL programming techniques with general understanding of IMS and/or DB2 DBMS
· Knowledge of IBM z/OS operating environment, including JCL, TSO, ISPF, VSAM, SYNCSORT, Expediter, Insync, and VISION, Results (DYL280)
· Strong understanding of data files, including packed numeric, binary, EBCDIC, ASCII, and FTP
Salary and Other Compensation:
The annual salary for this position is between $ 65,447 to $ 117,000 depending on experience and other qualifications of the successful candidate. This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
Medical/Dental/Vision/Life Insurance
Paid holidays plus Paid Time Off
401(k) plan and contributions
Long-term/Short-term Disability
Paid Parental Leave
Employee Stock Purchase Plan
Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Language requirements vary depending on roles, but we ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.











