Sr Specialist, ERP Indirect Tax Vertex Architect

Job Summary

Under the direction of Organon Cross Functional Expert Lead: SAP Vertex Indirect Tax Architect is responsible for providing SAP functional and technical support to Organon Finance, Supply and Tax users. The role requires a solid understanding of SAP FI/CO and Tax related customizing, as well as configuration knowledge and expertise in Vertex On Demand 9.0 Accelerator / LCRD tool, Compliance reporting, including integration points to Coupa for indirect procurement, as well as SAP MM and SD modules. Expert level knowledge of accounting principles is important. Hands on implementation experience of Vertex software and related components is extremely important as well as the ability to troubleshoot issues related to Indirect Tax. Deep knowledge of complex flows within the Pharma industry including plants abroad, tri-trade, quad-trade, intercompany service billing concepts are key for this role.

Responsibilities

• As a Cross Functional Expert: Indirect Tax, the candidate would serve as a subject matter expert to guide technology strategy for Tax Design and configure native tax processes to SAP S/4HANA ecosystem and integrating Vertex, addressing both input and output tax requirements.
• Collaborate with business partners to understand requirements and translate them into technical specifications
• Ensure the SAP S/4HANA and SAP Document and Reporting compliance solution configured meets business goals and leading practices
• Conduct architectural reviews and assessments to identify potential risks and recommend mitigations
• Align process standards with XLAs, business KPIs, and compliance requirements. Assess process impacts across ERP and data platforms. Maintain a cross-system dependency matrix for E2E processes. Provide impact analysis for upcoming changes, releases, and cross-functional initiatives. Enforce modelling standards, naming conventions, and process policies.
• Ensure proper approvals, documentation quality, and compliance with enterprise controls. Maintain the enterprise process repository and ensure consistent version management. Collaborate with Product Owners, Architecture, Data Governance, and Operations teams.

Expected Outcomes

• Reduced process fragmentation and fewer variants across the enterprise.
• Smoother and more reliable handoffs across systems, functions, and domains.
• Better visibility into cross-system dependencies and reduced release-related risks.
• Standardized, high-quality process documentation used consistently across teams.

Decision Rights

• Recommend and enforce process modelling standards.
• Approve or reject process exceptions or variants.
• Validate cross-system impacts for major changes.
• Influence Product Owner backlogs where E2E process alignment is affected.

Required Education, Experience And Skills

• 7-10+ years relevant functional and technical experience in Indirect taxes, specifically SAP FI/CO, Tax bolt on Vertex 9.0, Chain flow Accelerator tool, LCRD tool, Vendor reconciliation tool. Configuration knowledge as well as hands on practical experience in troubleshooting issues is a requirement.
• Strong knowledge and background in Accounting.
• Experience in implementing and configuring SAP Document and Reporting Compliance modules such as e-invoicing/Reporting, withholding tax, and real-time reporting
• Work with the Business Owners / Users and IT Team members to analyze, test, and implement solutions to meet business requirements driven by the TAX team.
• Work on Tax requirement changes as needed; try to stay current with Indirect and WHT tax rule changes in different countries.
• Excellent facilitation and cross-functional alignment capabilities.
• Demonstrated ability to collaborate, communicate and coordinate with business and IT stakeholders.
• Analytical, structured problem-solving and process thinking. Ability to influence without authority and communicate clearly. Governance-minded, detail-oriented, and organized

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