SAP FI Consultant (OneSource)

hello All,

Greetings from Tesslogs,

We are looking for an highly skilled SAP FI + OneSource professional to join our team and drive tax automation and integration initiatives as part of our digital transformation journey.

Key Responsibilities

• Lead or contribute to the full lifecycle implementation of

  OneSource (or equivalent indirect tax engine)

  integrated with SAP FI/CO
• Configure and maintain tax rules, tax rates, exemption logic, nexus, product taxability, certificate management, etc.
• Design and build interfaces, data mappings, and integration flows between SAP (e.g. FI, SD, MM) and OneSource
• Gather and document business requirements, functional specifications, mapping documents, test cases, and user manuals
• Perform unit testing, integration testing, user acceptance testing (UAT), and regression testing
• Handle post-go-live support, issue resolution, performance tuning, and enhancements
• Collaborate with cross-functional teams (Finance, Tax, IT, auditors, compliance) to ensure business alignment and tax compliance
• Provide end-user training, create knowledge base, conduct workshops for stakeholders
• Stay updated with global indirect tax regulations (VAT/GST, sales & use tax) and ensure system changes comply
• Support tax process improvements, automation initiatives, and controls (e.g. reconciliation, audit readiness)
• Assist in system upgrades, migrations (e.g. SAP ECC ? S/4HANA) migrations involving tax engine componen

Required Skills & Experience

• Bachelor's / Master's degree in Accounting, Finance, Computer Science, Information Systems, or related field
• 5+ years of hands-on SAP FI / FICO experience (GL, AP, AR, integration with MM / SD)
• 3+ years experience working with

  OneSource

  (or similar tax engines such as Sabrix, Vertex) in design, implementation, or support
• Strong expertise in configuring tax engine rules: taxability, calculations, exemptions, nexus, certificate handling
• Experience designing and implementing interfaces (IDocs, APIs, middleware) between SAP and tax engine
• Ability to interpret indirect tax laws, tax rules and apply them in system logic
• Excellent analytical, problem-solving, and debugging skills
• Strong documentation skills (functional specs, test scripts, user guides)
• Good communication, stakeholder management, and team collaboration skills
• Ability to work in global / matrixed environment (cross time zones)
• Knowledge of SAP S/4HANA and migration strategy is a plus
• Exposure to audit, compliance, or controls (SOX, internal audit) is beneficial

Regards,

Gladys

#OneSource #IndirectTax #TaxAutomation #TaxCompliance #TaxTechnology #GlobalTax