Job Application for SAP S/4HANA Data Conversion Lead at ESS

cBEYONData + SMX is seeking an experienced SAP S/4HANA Data Conversion Lead to support a large-scale federal S/4HANA transformation. This role will lead end-to-end data conversion strategy and execution, ensuring accurate, auditable migration of legacy data into S/4HANA. The consultant will own planning, data quality, validation, and cutover activities to support testing and go-live readiness.

Responsibilities:

Lead S/4HANA data conversion strategy and execution from mock conversions through final production cutover
Define and manage the integrated data conversion plan aligned with testing cycles, deployment waves, and cutover milestones
Partner with functional leads (FI, CO, MM, SD, PP, EWM, etc.) to ensure business ownership of data objects and rules
Oversee data conversion tooling, including S/4HANA Migration Cockpit, ETL tools, and custom migration frameworks
Define and govern data mappings, transformation logic, and business rules for master and transactional data
Establish and enforce data quality standards for completeness, accuracy, and consistency
Lead data validation and reconciliation to ensure converted data balances with legacy systems
Coordinate business reviews and formal sign-offs of converted data sets
Plan and execute data cutover activities, including mock cutovers, load sequencing, and go-live readiness
Identify and mitigate data-related risks and dependencies impacting program timelines
Maintain data conversion deliverables including plans, mappings, validation reports, and cutover runbooks

Required Skills & Experience:

Active Secret level security clearance is required
10+ years of SAP experience with leadership responsibility for data conversion initiatives
Proven experience leading at least one full lifecycle SAP S/4HANA data conversion
Strong understanding of SAP data structures across Finance, Supply Chain, and Logistics
Hands-on experience with SAP S/4HANA Migration Cockpit and ETL/integration tools
Expertise in data mapping, transformation logic, and business rule definition
Experience managing data quality, reconciliation, and audit-ready validation
Proven leadership of ERP cutover planning and execution
Strong stakeholder management, documentation, and governance skills
Preferred Qualifications: Large - multi-entity S/4HANA deployments, SAP Activate methodology, Regulated or federal project experience & ECC to S/4HANA conversion background

Application Deadline: March 31, 2026

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SAP S/4HANA Data Conversion Lead

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