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Altherias

ALT2026-0214 - Data Engineer

Altherias
Luxembourg · Full-time · Mid-Senior

We are looking for a Data Engineer Specialist for a key client based in Luxembourg


Main tasks (non-exhaustive list)

  • Maintain a strong technical data foundation in collaboration with Data Owners and Data Stewards.
  • Define and enforce data standards, naming conventions, and design patterns.
  • Document and manage end-to-end data lineage, including data flows and transformations.
  • Ensure data integrity and quality, investigating and resolving data-related issues.
  • Govern changes to database schemas and API/data contracts, ensuring traceability and versioning.
  • Support data modelling, migrations, and transformations across systems.
  • Design and manage database solutions (MSSql, SyBase, Oracle, Azure SQL) with focus on performance, reliability, and cost.
  • Apply best practices for performance tuning, security, backup/restore, and monitoring.
  • Automate database operations and change management using CI/CD practices.
  • Maintain documentation, data standards, and operational processes within the data domain.


Requirements (mandatory)

  • Strong experience as a Senior Database Engineer in enterprise environments.
  • Demonstrated experience with technical data governance practices (standards, controls, traceability) and working with governance stakeholders (Data Owners / Data Stewards).
  • Experience investigating data lineage and data-quality issues across distributed systems.
  • Experience reviewing service/API contracts and their alignment with database models.
  • SQL skills and ability to reason about data structures, integrity and complex transformations.
  • Experience with data modelling and with mapping models to services and data contracts.
  • Hands-on experience with Azure SQL (Database and/or Managed Instance), including performance tuning, security and production operations.
  • Experience with CI/CD database change automation tooling, like Liquibase, and monitoring stacks.
  • Experience with catalog/lineage tooling.


Language

  • EN (C1) mandatory
  • FR (B2) nice to have


Location

  • Luxembourg (Hybrid)

Key Skills

Ranked by relevance

sql data structures oracle cicd
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Posted
Apr 01, 2026
Type
Full-time
Level
Mid-Senior
Location
Luxembourg
Company
Altherias

Industries

IT Services IT Consulting

Categories

Information Technology

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