**Company Overview** NTT DATA is a $30 billion trusted global innovator of business and technology services. We serve 75% of the Fortune Global 100 and are committed to helping clients innovate, optimize, and transform for long-term success. As a Global Top Employer, we have diverse experts in more than 50 countries and a robust partner ecosystem of established and start-up companies. Our services include business and technology consulting, data and artificial intelligence, industry solutions, as well as the development, implementation, and management of applications, infrastructure, and connectivity. We are one of the leading providers of digital and AI infrastructure in the world. NTT DATA is a part of NTT Group, which invests over $3.6 billion each year in R&D to help organizations and society move confidently and sustainably into the digital future. Visit us at us.nttdata.com. We are seeking a Japanese and English bilingual resource to support SMBC AD's Sponsored repo enablement. The consultant is responsible for the analysis, design, and delivery governance required to rationalize downstream data flows following the FOX Upgrade Project. The consultant will lead and complete the assessment of existing downstream data flows and legacy RDB dependencies, define the target-state data architecture with Izumi positioned as the enterprise-wide primary data hub, and produce a structured transition roadmap to enable migration from a fragmented data landscape to a unified Golden Source Architecture. **Responsibilities** + **Discovery – Identify All Systems Referencing FOX (Phase 1)** + Lead and coordinate stakeholder interviews to identify systems referencing FOX (including non-RDB consumers). + Map data flows and dependencies between FOX and downstream systems. + Document current-state system interaction diagrams and data lineage. + Prepare a discovery report summarizing findings, risks, and recommended scope/approach. + Lead cross-functional workshops (business, IT, architecture) and capture decisions. + **Design Governance – Izumi Ingestion Layer & Snapshot Logic (Phase 2)** + Lead requirements definition sessions for ingestion logic (pre batch vs. post batch). + Produce functional and non-functional requirements. + Lead and document solution design reviews with architecture and engineering teams. + Maintain authoritative design decisions, assumptions, and traceability documentation. + Govern alignment across data, architecture, and FOX teams. + Produce the stakeholder-approved design/requirements artifacts required by implementation teams. + **Validation Oversight – Data Parity Between RDB and Lakehouse Outputs (Phase 3)** + Define the overall parity validation strategy, approach, and acceptance criteria. + Lead data comparison reviews and defect triage governance. + Review and assess test results provided by technical teams and identify gaps and remediation recommendations. + Document discrepancies, rootcause classifications, and resolution recommendations. + Produce validation summary reports and signoff documentation. + **Transition Management – GroupBased Migration of Downstream Systems (Phase 4)** + Define the downstream group migration strategy to minimize business disruption. + Lead readiness assessment and cutover planning coordination with each system owner. + Produce migration runbooks, checklists, and communication materials. + Govern risk assessments, dependency planning, and mitigation strategies. + Lead go/nogo decision forum and document final migration decisions. + Produce final transition summary and lessonslearned documentation. **Equal Opportunity Employer** NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.