Senior Data Engineer

At METLEN Energy & Metals, we are catalysts for a sustainable future, positioned at the forefront of the energy transition while being a reference point for competitive green metallurgy at both the European and global levels. We are a global industrial and energy company operating across two highly interconnected and complementary sectors: Energy and Metals. With a consolidated turnover of €5,683 million and an EBITDA of €1,080 million, along with a workforce of over 7,627 dedicated individuals, we drive success through cutting-edge technology and diverse talent.

We are committed to embracing new state-of-the-art technologies and advancements, propelling us towards a cleaner, brighter tomorrow. Our positive footprint extends across five continents, creating a lasting impact. At METLEN, we foster a culture of resilience, challenge, respect, excellence, and change, empowering our diverse workforce to achieve remarkable outcomes.

Job Description

Senior Data Engineer

29/06/2026

Job Description:

We are looking for a Senior Data Engineer to join our Data Management Team, based in Athens, Greece.

In this role, you will contribute to the design, development, and evolution of the organization's next-generation data platform, working within a Microsoft Azure Cloud environment.

You will actively participate across the full project lifecycle - from business requirements gathering and solution design to development, testing, and production rollout - ensuring scalable, reliable, and high-performing data solutions.

Your role will encompass:

• Participate in technical workshops with Data Architects to review and validate proposed data solutions.
• Design, build, test, and optimize ETL processes in alignment with defined data architectures.
• Provide technical guidance within the Data Engineering team and mentor junior Data Engineers.
• Collaborate with Project Managers and Business Analysts to translate business requirements into scalable data solutions.
• Contribute to task estimation and resource planning for new business demands.
• Maintain and enhance reporting schemas and internal SQL-based data warehouse systems.
• Define and promote best practices, standards, and optimization techniques to enhance the Corporate Data Warehouse.
• Monitor and support daily Data Warehouse flows and data pipelines to ensure stability and performance.

What you bring to the role:

• BSc or MSc degree in Computer Science, Mathematics, Statistics, or a related technical field.
• +5 years of experience in Data Engineering, Business Intelligence, or a related role.
• Strong knowledge of data warehousing concepts (ETL, staging/target areas, OLAP, dimensional modeling, data marts).
• Experience with Azure Data Factory and Databricks will be considered an asset.
• Experience with Azure Synapse Analytics or Azure Dedicated SQL Pool will be considered an asset.
• Familiarity with Big Data concepts and NoSQL databases (e.g., Azure Cosmos DB, MongoDB) will be considered a plus.
• Experience with source control tools, code repositories, versioning practices, and branch development.
• Proficiency in English (written and spoken).
• Previous experience in DWH/BI projects, ideally within the energy, metals, or retail sectors, will be considered a plus.

Value-Based Behaviors:

• People & Personal Growth
• Results Orientation & Safety Excellence
• Collaboration & Trust
• Empathy & Effective Communication
• Flexibility & Adaptability

Your Benefits:

• Competitive remuneration package
• Ticket Restaurant Card
• Group Health Insurance Plan
• Preferential household electricity plan
• Pension Plan