Senior Data Architect

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Senior Data Architect in Others new

Hitachi, Ltd.
Full time
Email

Others
11/14/2026
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Ho Chi Minh City, Vietnam

Responsibilities

Design AWS-based Bronze, Silver, and Gold lakehouse architecture.
Define canonical data models for vehicles, test runs, signals, events, measurements, and insights.
Analyze and model vehicle sensor, CAN/CAN FD, Automotive Ethernet, and test-system data.
Design metadata catalogs, data contracts, schema evolution, and data lineage.
Define data storage, partitioning, retention, and lifecycle strategies.
Design data access architectures for analytical platforms and AI agents.
Collaborate with Data Scientists on analytics, AI, RAG, scientific, and analytical data models.

Requirements

Strong experience in data architecture and dimensional or relational modeling.
Hands-on experience designing data lakehouse solutions on AWS.
Expertise in S3, Glue Data Catalog, Athena, Parquet, and preferably Apache Iceberg.
Experience with large-scale time-series and analytical datasets.
Strong knowledge of data governance, metadata management, and schema evolution.
Advanced SQL and query optimization skills.
Bachelor’s degree in Computer Science, Data Engineering, or a related field.
Eight or more years of experience in Data Architecture, Data Engineering, or similar roles.
Proven experience delivering enterprise-scale data platforms on AWS.
Automotive telemetry and vehicle test data experience is preferred.
Knowledge of CAN/DBC signal structures and MDF/MF4 formats is preferred.
Experience with semantic layers, knowledge graphs, or ontology modeling is preferred.
AI/RAG data architecture experience is preferred.
Good English communication and willingness to work with UK time are advantageous.

Benefits

Industry-leading benefits, support, and services focused on holistic health and wellbeing.
Flexible working arrangements, role and location dependent.
Inclusive, equal-opportunity workplace with reasonable accommodation support during recruitment.

Hitachi, Ltd.

Hitachi, Ltd. builds industrial, energy, rail, and digital systems for governments and enterprises, combining operational technology with IT, cloud, and data infrastructure services. Its portfolio spans power grids, factory automation, data centers, rail systems, and consulting delivered through ...

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