Senior Mainframe Data Conversion Lead

Infinite Computer Solutions; New Jersey; On-site; USD 110,000 - 140,000; Full time

Job summary

Infinite Computer Solutions in New Jersey seeks a Card Services Data Analyst to lead data mapping for credit card portfolio migrations to Fiserv platforms. You will coordinate with project managers, data analysts, and conversion programmers to review client data files, build reports, and present technical specifications.

The role requires designing technical requirements, executing conversion programs, and supporting testing cycles.

Qualifications

• 4 year college degree required in CIS/MIS, Finance, Accounting, Economics, Mathematics or Statistics.
• 5+ years COBOL and Mainframe experience with IBM JCL/TSO TPX.
• Experience with credit card processing platforms and data conversions.
• Strong SQL, Excel, and VBA skills for data analysis and reporting.
• Excellent verbal and written communication; client-facing experience.
• Ability to manage multiple priorities and mitigate risks to deliverables.

Responsibilities

• Lead technical data mapping analysis for credit card portfolio conversions onto Fiserv processing platforms.
• Own end-to-end delivery of data conversion deliverables from initiation to closure.
• Design and document complex technical requirements for business applications and conversion processes.
• Translate business needs into technical solutions with stakeholders and analysts.
• Create and maintain data conversion mapping specs and supporting docs.
• Enforce quality controls and validate conversion outputs and tests.
• Diagnose variances in offline and output testing; drive resolutions.
• Debug complex code and conversion processes to identify root causes.
• Plan mocks, testing cycles, and client events with Fiserv partners.
• Build partnerships with clients, product owners, and development teams.
• Adhere to governance, contribute to process improvements, and monitor progress.

Skills

COBOL

Mainframe

IBM JCL

TSO/TPX

SQL

Excel

VBA

Communication

Client facing

Stakeholder mgmt

Time mgmt

Analytical

Problem solving

Education

Bachelor's degree

Tools

MS Office

Job description

Infinite Computer Solutions in New Jersey seeks a Card Services Data Analyst to lead data mapping for credit card portfolio migrations to Fiserv platforms. You will coordinate with project managers, data analysts, and conversion programmers to review client data files, build reports, and present technical specifications.

The role requires designing technical requirements, executing conversion programs, and supporting testing cycles.