Senior Data Engineer (Volos)
Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Oct 16, 2026.
We are looking for a Senior Data Engineer to join our Data Management Team. The role will be based at M Technologies’ site in Volos, Greece.
In this role, you will act as a key link between business stakeholders, the Technology & Security department, and the central Data Management team, gathering business requirements and translating them into technical data solutions. You will contribute to the delivery of data engineering, data analysis, and Business Intelligence initiatives, ensuring that business needs are transformed into reliable data pipelines, meaningful insights and effective reporting solutions.
Working across the full project lifecycle, from requirements gathering and data profiling to solution development, testing and deployment, you will support the evolution of M Technologies’ OT/IT data ecosystem and contribute to data-driven decision-making.
Your role will encompass:
- Collaborating with business users and stakeholders to gather and document business requirements, data needs, KPIs, and reporting expectations.
- Analysing data project requirements, assessing existing data sources, identifying gaps, and defining the scope, technical approach, and teams involved.
- Translating business requirements into technical specifications, data models, transformation rules, and reporting solutions.
- Identifying data sources, assessing data availability and quality, and defining requirements for integrating datasets into the enterprise data platform.
- Designing, developing, testing, and optimising ETL/ELT pipelines, data transformations, and models for operational and analytical use cases.
- Developing and maintaining SQL-based data structures, datasets, dashboards, and BI reports to support business performance monitoring.
- Supporting Data Governance by maintaining data definitions, business metadata, data ownership, lineage, and documentation.
- Promoting data quality by identifying inconsistencies, investigating root causes, and coordinating corrective actions with business and technical teams.
- Working with Microsoft Azure data services and enterprise platforms to integrate structured and semi-structured data from business and industrial systems.
- Collaborating with Data Engineers, Data Governance specialists, Business Analysts, and the Technology & Security department to deliver data initiatives and uphold data standards.
- Monitoring data quality and pipeline performance, troubleshooting discrepancies, and coordinating issue resolution.
- Supporting User Acceptance Testing (UAT), documentation, deployment, and continuous improvement to ensure solutions meet business, technical, and data quality requirements.
What you bring to the role:
- 4+ years of relevant experience in Data Engineering, Data Analysis, Business Intelligence, or a related discipline.
- Strong SQL skills and practical experience with Python for data processing, transformation, and analysis.
- Experience designing and developing ETL/ELT pipelines, data models, and data warehouse solutions.
- Familiarity with cloud data platforms and technologies such as Microsoft Azure, Azure Data Factory, Azure Data Lake, Azure Synapse Analytics, Databricks, or Microsoft Fabric.
- Experience with BI and data visualisation tools, such as Power BI, and the development of reports and dashboards.
- Understanding of Data Governance, data quality, metadata management, data ownership, data cataloging, and data lineage principles.
- Experience gathering and analysing business requirements and translating them into technical specifications, with the ability to identify required activities and coordinate with relevant stakeholders.
- Strong analytical and problem-solving skills, with the ability to communicate effectively with both technical and non-technical stakeholders.
- Previous experience in manufacturing, industrial, metals, energy, or OT/IT environments will be considered an asset.
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
At METLEN, we combine industrial expertise with a global outlook to help shape a more sustainable future. As a FTSE 100 company listed in London, we operate across the Energy and Metals sectors, with activities spanning five continents and more than 40 countries. In 2025, we recorded consolidated revenue of €7.107 billion and EBITDA of €753 million, supported by a workforce of over 9,000 dedicated individuals.
From integrated energy solutions and renewable technologies to green metallurgy, critical metals and advanced manufacturing, our work addresses some of the most significant challenges facing industry today. Our people make this possible through innovation, teamwork and a commitment to safety and continuous improvement. At METLEN, you can contribute to projects with global reach while developing your skills and helping create lasting value.
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At Metlen we are proud to have Diversity and Inclusion at the centre of everything we do. We are committed to Equal Employment Opportunity regardless of race, colour, national origin, ethnicity, gender, age, disability, sexual orientation, gender identity or religion.