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  Serve as the end-to-end solution lead for the Source to Pay workstream, co-owning delivery with GPO/business stakeholders and the System Integration partner across designated releases and business units.
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  Coordinate requirements reviews, functional specifications, functional unit testing, and UAT activities across SAP S/4HANA, Ariba, and OpenText VIM processes.
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  Ensure compliance with German tax, e-invoicing, and audit regulations Set the strategic foundation and alignment for S/4HANA implementation in
  Germany, balancing global template standards with local business and regulatory requirements.
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  Support data migration, cutover planning, and hypercare activities to ensure operational continuity and data integrity through go-live and stabilization phases.
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  Ensure full compliance with German tax regulations, e-invoicing standards (XRechnung/ZUGFeRD), and relevant audit and procurement regulatory requirements including ESG obligations.
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  Coordinate and align across multiple cross-functional SAP streams and parallel releases to maintain consistency and resolve cross-workstream dependencies.
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  Provide knowledge transfer, documentation, and training to internal teams to build sustainable capability and support long-term ERP adoption.
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  Apply analytical and strategic thinking to drive sourcing decisions, cost savings opportunities, and process optimization within the S2P landscape.
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  Manage vendor negotiations and partnership relationships, ensuring effective collaboration with external implementation and technology partners.

Requirements

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  10+ years of SAP experience with a minimum of 2 full-cycle S/4HANA implementations in the Source to Pay stream.
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  Deep functional expertise in Source to Pay processes including Materials Management, MM-FI integration, and Accounts Payable.
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  Demonstrated experience with SAP Ariba and OpenText Vendor Invoice Management (VIM) in an enterprise implementation context.
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  Thorough knowledge of German VAT regulations, e-invoicing standards (XRechnung and ZUGFeRD), and German procurement compliance requirements including ESG.
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  Strong cross-functional leadership skills with the ability to coordinate across business units, IT teams, and external SI partners in a fast-paced, multicultural environment.
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  Excellent verbal and written communication skills in English; German language proficiency is required for this engagement.
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  Hands-on experience with SAP Workflow and SAP Fiori applications for Accounts Payable processing.
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  Exposure to Central Finance (CFIN) configurations or multi-entity ERP rollout programs.
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  Knowledge of OCR/ICR document capture solutions integrated with OpenText VIM or comparable platforms.
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  SAP certification in relevant Source to Pay or Materials Management modules.
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  Experience supporting parallel release management across multiple business units within a global SAP transformation program.