SAP S4 Hana Solution Architect

Our ERP solution teams have successfully implemented cloud solutions and developed tools that seamlessly integrate with ERP systems, reducing manual work so teams can focus on high-impact tasks.\n\nNone of this would be possible without talent like you! Our global teams thrive on collaboration, and we're actively looking for skilled professionals to strengthen our in-house expertise and help us deliver exceptional AI, software engineering, and solutions using enterprise applications.\n\nAs one of the fastest-growing companies in our industry, we take pride in fostering a culture of innovation where new ideas are always welcomed — without hesitation. We are driven and expect the same dedication from our team members.

Our speed, agility, and dedication set us apart, and we perform best when surrounded by high-energy, driven individuals.\n\nAbout the Role\nWe are seeking an experienced SAP S/4HANA Finance Solution Architect with deep Source-to-Pay expertise to partner with our Finance and Accounting teams during a major S/4 upgrade/implementation program.\n\nThis role is not a hands-on configuration role — the primary SI partner will perform configuration and build. Instead, this consultant will act as a Solution Architect, design advisor, and functional guardian, ensuring the solution meets business needs, aligns with best practices, and fits our end-to-end Finance and Procurement processes.\n\nThe ideal candidate brings strong hands-on AP/S2P process depth, SAP Ariba integration and migration experience, and the ability to guide, challenge, and validate SI-led delivery across the full Finance and Procurement landscape.\n\nWhat You Will Do\n1. Solution Architecture & Design\nLead solution architecture for Finance and Source-to-Pay workstreams in the S/4HANA program.\nParticipate in Fit/Gap sessions led by the System Integrator; ensure business requirements are accurately captured.\nReview and challenge SI-proposed solution designs, configuration approaches, process flows, and functional specifications.\nProvide expert architectural guidance on S/4 functionality across:\nFI: GL, AP (primary focus), AR, AA, Banking\nCO: Cost Centers, Internal Orders, Product Costing\nCOPA/Margin Analysis: Account-based COPA\nUniversal Journal and Financial Closing\nS2P: Full Source to Pay cycle including Procurement, AP, and payment processing\nEnsure the design aligns with industry best practices, company financial policies, and S/4 simplification items.\n\n2.

SAP Ariba Integration & Migration\nArchitect and validate SAP Ariba integration with S/4HANA — covering Ariba Procurement, Ariba Network, and Buying/Invoicing modules.\nDefine integration design for Ariba-to-SAP AP flows: PO collaboration, invoice automation, and payment reconciliation.\nLead migration planning and execution for legacy procurement data into Ariba and S/4HANA environments.\nValidate Ariba-SAP middleware configurations, mapping documents, and error-handling frameworks.\nEnsure end-to-end S2P process continuity across Ariba sourcing, contract management, and SAP AP/payment execution.\n\n3. Accounts Payable Process Leadership\nOwn the AP design stream — ensuring best-practice configuration covering:\nVendor master governance and Business Partner (BP) setup\nThree-way match, invoice verification (MIRO), and exception handling\nAutomatic Payment Program (APP), payment methods, and DMEE\nElectronic Bank Statement (EBS), Bank Communication Management (BCM)\nDown payments, advance payments, and clearing processes\nGST/tax code integration with AP transactions\nValidate AP integration with MM (P2P cycle: PR → PO → GR → Invoice → Payment) and Treasury/Banking.\nDefine AP month-end close procedures, reconciliation checkpoints, and aging report design.\n\n4. Functional Design & Documentation\nSupport the creation and refinement of Business Requirements Documents (BRDs), Functional Design Documents (FDDs), and Process Maps.\nValidate SI-created documents, identifying gaps, risks, and impact areas.\nSupport integration design across MM, SD, PP, and supply chain finance flows.\n\n5.

Testing & Quality Assurance\nDevelop test scenarios, scripts, and expected results for UAT and integration testing.\nSupport execution of: UAT, Integration Testing, and Regression Testing\nValidate test results, troubleshoot issues, and work with SI to drive resolution.\nAssist in defining acceptance criteria, cutover activities, and readiness checkpoints.\n\n6. Finance Business Partnering\nAct as the bridge between:\nFinance & Accounting SMEs and Procurement teams\nSystem Integrator technical and functional teams\nIT program leadership\nTranslate business needs into SAP-aligned requirements.\nRecommend process improvements leveraging S/4 capabilities: Margin Analysis, Universal Allocation, Fiori apps for Finance, and Embedded Analytics.\n\n7. Change, Training & Hypercare\nAssist with training materials and end-user education for Finance and Procurement teams.\nSupport defect triage, sign-offs, and hypercare during go-live stabilization.\nEnsure smooth knowledge transition to Finance users and internal support teams.\n\nWhat You Bring on Day One\nFunctional Experience (Required)\n8–15 years of experience in SAP Finance/Controlling with strong S2P process coverage.\nProven track record of leading global initiatives and delivering end-to-end global SAP programs across multiple geographies, time zones, and cross-functional teams.\nStrong S/4HANA Finance knowledge across FI (AP primary), CO, and COPA/Margin Analysis.\nDeep Source-to-Pay (S2P) end-to-end business process experience — not just AP configuration.\nSAP Ariba integration and migration experience — Ariba Buying & Invoicing, Ariba Network, or Ariba Procurement integration with S/4HANA.\nStrong Accounts Payable expertise — APP, DMEE, EBS, BCM, three-way match, and vendor reconciliation.\nExperience with Finance transformation programs or S/4 upgrades where an SI handled configuration.\nSolid understanding of end-to-end processes:\nSource to Pay (Required)\nOrder to Cash\nRecord to Report\nProduct Costing & Inventory Valuation\n\nDesign & Testing Skills\nAbility to challenge assumptions, identify gaps, and guide SI toward better solutions.\nStrong ability to develop test scenarios and lead UAT cycles.\nSkilled at reviewing configuration and technical specs — even without configuring directly.\n\nSoft Skills\nExcellent communicator across Finance, IT, Procurement, and SI teams.\nHighly organized, detail-oriented, and comfortable leading solution discussions.\nStrong problem-solving and documentation skills.\n\nWe'd Be Excited If You Also Have\nSAP S/4HANA Finance certification.\nExperience in manufacturing or semiconductor industries.\nFamiliarity with advanced financial closing tools, Group Reporting, or Central Finance (CFIN).\nExperience with Ariba Strategic Sourcing, Supplier Lifecycle Management, or Contract Management.\nKnowledge of automation and analytics (e.g., Python, RPA, Copilot for Finance).\nExposure to procurement platform migrations (Coupa, Jaggaer, or legacy ERP to Ariba).\n\nBenefits\nAt Calfus, we value our employees and offer a comprehensive benefits package including medical, group, and parental insurance, along with gratuity and provident fund.

We also support employee wellness initiatives and provide birthday leave as a valued benefit.\n\nCalfus Inc. is an Equal Opportunity Employer.\nWe believe diversity drives innovation and are committed to building an inclusive workplace where everyone — regardless of background, identity, or experience — has the opportunity to thrive. We welcome all applicants.