SAP FICO S/4HANA Conversion Expert
Avaron AB Stockholm
About the Company
Avaron AB is a growing consultancy focused on technology, finance, and business support. We match your expertise with the market's most interesting assignments, offering a platform where your professional development is central.
About the Assignment
You will support a large retail enterprise through a complex migration from SAP ECC to SAP S/4HANA, with a focus on Finance. The assignment is highly hands-on and techno-functional, requiring deep SAP FICO expertise, strong conversion experience, and close collaboration with technical, business, and architecture stakeholders in a high-transaction environment with strict downtime constraints.
Job Description- Identify and resolve pre-conversion inconsistencies in General Ledger, Asset Accounting, and Material Ledger
- Drive evaluation and remediation of the Simplification Item list, with focus on Finance and retail-specific processes
- Translate business requirements into functional and technical specifications
- Troubleshoot finance-related issues during conversion cycles (Sandbox, Development, dress rehearsals, mock conversions)
- Collaborate with ABAP, Basis, and data migration teams to resolve conversion errors, performance issues, and custom code adaptations
- Work across retail systems such as POS, OMS, merchandising, eCommerce, warehouse/logistics, and external suppliers
- Assess integrations impacted by the conversion and drive interface remediation/redesign aligned with S/4HANA architecture and best practices
- Define conversion test strategy covering unit tests, end-to-end flows, finance reconciliation, and cutover mock cycles
- Execute data reconciliation, validate financial statements, and perform root-cause analysis of discrepancies
- Lead finance-specific cutover activities and align with the overall program plan
- Participate in design advisory forums, data migration boards, and conversion working groups
- Provide expert guidance to business stakeholders, functional analysts, and technical teams
- Produce documentation such as conversion design, data mappings, troubleshooting logs, reconciliation reports, post-migration controls, and SOPs
- Deep techno-functional SAP FICO expertise
- Hands-on experience delivering SAP ECC to SAP S/4HANA system conversion projects end-to-end
- Experience with finance data migration and reconciliation/validation activities
- Experience working with Simplification Items and related remediation activities
- Ability to collaborate effectively with ABAP, Basis, and data migration teams during conversion cycles
- Experience working in complex, high-volume retail environments with multiple integrations
- Understanding of strict downtime constraints and near-zero downtime concepts
- Strong documentation capability for conversion design and controls
- Experience with retail-specific processes and systems such as POS, OMS, merchandising, eCommerce, and warehouse/logistics integrations
Application
Selections are made on an ongoing basis, so we recommend that you apply as soon as possible.
Avaron ABStockholm
About the Assignment
We are looking for a Senior SAP Functional Specialist with strong SAP Retail expertise to drive end-to-end delivery in complex SAP environments. You will lead and contribute across the full project lifecycle, from requirements...
Avaron ABStockholm
About the Assignment
You will join a large organization in the retail industry where SAP VIM is a key component in the invoice processing landscape. In this role, you will act as a subject matter expert and help align business needs with SAP VIM...
Avaron ABStockholm
About the Assignment
We are looking for an experienced S/4HANA Conversion Expert with strong techno-functional SAP Finance (FICO) expertise to support a complex ECC to S/4HANA system conversion within a large retail environment. You will work hands-on...