Recruitment Consultant - Client Services at Square One Resources (UK & USA)
Job Title: OneSource Indirect Tax Technology Specialist
Location: Global (Fully Remote)
Contract: Long-Term
We are seeking a highly experienced Indirect Tax Technology Specialist to support the design, implementation, integration, and optimisation of ONESOURCE Indirect Tax solutions within complex enterprise environments.
The role will act as a Subject Matter Expert (SME) across indirect tax determination, working closely with Tax, Finance, IT, and external vendors to deliver robust, scalable tax technology solutions across global organisations.
Key Responsibilities
- Indirect Tax & Tax Technology
- Act as SME for ONESOURCE Indirect Tax Determination, supporting Sales & Use Tax, VAT, and GST processes
- Provide expert guidance on US Sales & Use Tax and international indirect tax requirements
- Support tax change management initiatives driven by regulatory or business change
- Systems Integration & Delivery
- Lead and support end-to-end implementations and upgrades of ONESOURCE Indirect Tax
- Design and deliver integrations between ONESOURCE and enterprise systems including:
- SAP ECC and SAP S/4HANA
- Oracle E-Business Suite (R12)
- JD Edwards, PeopleSoft, billing and POS systems
- Produce and maintain:
- Functional and technical design documents
- Process flows and solution blueprints
- Tax configuration and mapping documentation
- Project & Stakeholder Management
- Operate as Project Manager or Delivery Lead for tax technology initiatives where required
- Run workshops to gather and validate business requirements
- Coordinate with internal teams, systems integrators, and software vendors
- Manage testing activities including:
- Unit testing
- Integration testing
- User Acceptance Testing (UAT)
- Ensure successful deployment into production with minimal business disruption
- Required Experience & Skills
- Extensive experience working with ONESOURCE Indirect Tax Determination
- Strong background in Indirect Tax Technology (Sales & Use Tax, VAT, GST)
- Proven experience integrating ONESOURCE with ERP systems, ideally SAP and/or Oracle
- Hands‑on experience across implementation, configuration, testing, and support
- Ability to translate tax and business requirements into technical solutions
- Excellent stakeholder management and communication skills
- Experience working in large enterprise or consulting environments
- Exposure to global tax implementations (NA, EMEA, APAC, LATAM)
- Project management experience within tax or ERP programmes
- Agile / structured delivery methodologies
- Qualifications & Certifications (Desirable)
- Degree in Accounting, Finance, Business, or related discipline
- ONESOURCE product training or certification
- ERP‑related training (SAP / Oracle)
- Project Management or Agile certification
Seniority level
Employment type
Job function
Industries
- Financial Services
- IT Services
- IT Consulting
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