Alexion JapanSenior Manger, Data Engineer

Tokyo - Japan

Monthly Salary: Not Disclosed

Posted on: 30+ days ago

Vacancies: 1 Vacancy

The job posting is outdated and position may be filled

Job Summary

This is what you will do:

Senior IC role (Tokyo-based): Provide hands-on technical to design build and operate scalable data solutions on AWS Snowflake aligned to the Global standard Snowflake framework.
Commercial data enablement: Deliver trusted governed analytics-ready datasets and data products using CRM and multiple platform data to support reporting insights and decision-making.
Engineering data science contribution (as needed): In addition to strong data engineering delivery contribute to advanced analytics/data science work as required (e.g. exploration analysis feature engineering lightweight modelling prototypes) and build model-ready data foundations that enable future DS expansion.
Global collaboration: Work closely with the Global Data team and coordinate delivery with a development team based in India communicating clearly in both Japanese and English.

You will be responsible for:

Data pipelines & operations: Design build and run reliable scalable and cost-efficient data pipelines and datasets on Snowflake meeting agreed SLAs and operational standards.
Global Snowflake framework adoption: Implement and champion the Global standard Snowflake framework (standard layers modelling approach coding standards testing documentation and promotion/release processes) and contribute improvements/reusable patterns back to the global community.
CRM source integration: Ingest harmonize and model data from CRM and multiple platforms including schema evolution handling reconciliations and consistent business definitions for downstream analytics.
Data modelling & curation: Develop curated layers data marts and reusable data products with strong documentation metadata and lineage to enable self-service consumption and consistent reporting.
Data quality & observability: Implement automated data validations monitoring/alerting and operational runbooks; perform root-cause analysis and drive sustainable fixes for incidents and data quality issues.
Security privacy & compliance-by-design: Apply least-privilege access (AWS IAM and Snowflake RBAC) encryption secrets management auditing retention and privacy controls (e.g. masking/row-level protections where applicable) in a regulated environment.
Data science contribution (as needed): Support analytical problem framing perform exploratory analysis and statistical evaluation and develop/validate lightweight predictive models or prototypes as required ensuring reproducibility and appropriate governance.
ML/advanced analytics enablement: Create model-ready datasets and feature-oriented data products to support experimentation and scalable reuse in collaboration with analytics/data science stakeholders.
Cross-functional & global delivery: Translate business needs into technical requirements communicate trade-offs clearly and provide technical oversight (design/code reviews) for work delivered with the India-based development team.

You will need to have:

Experience level: Typically 812 years of relevant experience in data engineering / analytics engineering with end-to-end ownership of production data solutions (final requirement to be confirmed per internal levelling).
AWS expertise: Strong hands-on experience with AWS data/pipeline services (commonly S3 Glue Lambda Step Functions IAM CloudWatch and related services as needed).
Snowflake expertise: Proven experience delivering solutions in Snowflake including secure design performance tuning and cost optimization.
Advanced SQL Python: Expert SQL and strong Python skills for data engineering and analytics (automation testing maintainability).
Framework-led delivery: Demonstrated ability to deliver within a standardized enterprise data framework (or evidence of driving standards adoption across teams).
CRM data experience: Experience integrating and modelling and/or Veeva CRM data including handling frequent configuration/schema changes.
Data science fundamentals: Working knowledge of statistics exploration analysis and ML concepts with ability to contribute hands-on to analytical deliverables as needed.
Bilingual requirement: Business-level Japanese and English are required including the ability to lead technical discussions and write clear documentation for global stakeholders.

We would prefer for you to have:

Life sciences / regulated industry experience: Familiarity with audit readiness privacy-by-design and governance expectations for sensitive data.
Advanced analytics delivery: Experience supporting feature engineering pipelines model evaluation/validation practices and operationalizing analytical workflows (where applicable).
GenAI/NLP interest: Exposure toGenAINLP or modern AI techniques with awareness of responsible AI and governance considerations.
Data visualization: Practical experience communicating insights viaPower BI(and/or Tableau) and Python visualization libraries.
Education:Masters degree or higherin data science statistics informatics computer science or a related field (or equivalent practical experience).

Date Posted

24-2月-2026

Closing Date

Alexion is proud to be an Equal Employment Opportunity and Affirmative Action employer. We are committed to fostering a culture of belonging where every single person can belong because of their uniqueness. The Company will not make decisions about employment training compensation promotion and other terms and conditions of employment based on race color religion creed or lackthereof sex sexualorientation age ancestry national origin ethnicity citizenship status marital statuspregnancy (including childbirth breastfeeding or related medical conditions) parental status (including adoption or surrogacy) military status protected veteran status disability medical condition gender identity or expression genetic information mental illness or other characteristics protected by law. Alexion provides reasonable accommodations to meet the needs of candidates and employees. To begin aninteractive dialogue with Alexion regarding an accommodation please contact . Alexion participates in E-Verify.

Required Experience:

Senior IC

This is what you will do:Senior IC role (Tokyo-based): Provide hands-on technical to design build and operate scalable data solutions on AWS Snowflake aligned to the Global standard Snowflake framework.Commercial data enablement: Deliver trusted governed analytics-ready datasets and data products u...