Business Intelligence Engineer
Enerwave
Posted: February 25, 2026
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Quick Summary
Design, develop, and maintain business intelligence tools for the organization's headquarters in Athens, Greece.
Required Skills
Job Description
One Group | One Energy
We are Enerwave, member of HELLENiQ ENERGY and a leader in providing outstanding and innovative energy solutions. We operate with passion, being engaged in heart and mind to what we do, and we pride ourselves on offering our employees a place where they can excel, creating value. We are offering now a set of exciting positions in our headquarters in Athens, across multiple departments and areas of expertise.
We are currently looking for a BI Engineer who will be responsible for designing, developing, and maintaining the organization's business intelligence tools that enable the collection, analysis, and dissemination of business intelligence insights. This role requires a strong understanding of data warehousing concepts, ETL processes, data modeling, data analysis, and data visualization.
What will you do:
• Develop and maintain data models to support business intelligence reporting, dashboarding and analysis using BI Tools.
• Develop and maintain data flows for extracting, transforming and loading datasets to business intelligence tools according to cross-data architecture standards.
• Optimize data queries and data processing workflows to ensure that data can be analyzed quickly and efficiently by data visualization tools.
• Monitor data pipelines to ensure that reports perform optimally.
• Develop and maintain documentation for data systems, including data dictionaries, system architecture diagrams, and standard operating procedures following Data Management Framework.
• Collaborate with data and business analysts to understand their data needs and develop reporting solutions that meet those needs. Supports and trains key users relating to BI Reporting tools/solutions
• Identify opportunities for process improvement and automation within the data landscape and business intelligence reporting processes.
What you need to be successful:
• A BSc inComputer Science, Information Technology, Business Analytics or relevant field.
• Postgraduate studies will be considered an asset.
• 1-2 years of experience in Visualization or Data Consuming.
• Knowledge with Data Visualization Tools like Tableau, Power BI, or other BI tools to create complex charts, graphs, and dashboards that are easy to understand.
• Understanding of data flow modelling, ETL, datalakes and cloud-based solution development standards.
• Understanding of data architecture principles and how these can be practically applied within a similar
• organization.
• Understanding data and query optimization, query profiling, and query performance monitoring tools and
• techniques.
• Experience with SQL database and Power BI DAX context.
• Knowledge of Microsoft Fabric would be an asset.
• Excellent communication and presentation skills to convey technical concepts to non-technical stakeholders
• Professional working proficiency in English.
• Knowledge of programming languages (e.g. Python and Spark )
• Ability to work independently and in a team environment.
• Flexibility and adaptability to changing project requirements and priorities.
• Attention to detail and accuracy in work.
• Continuous learning and desire to stay up-to-date with the latest technologies and trends in the field.
• Business acumen and ability to understand business needs and translate them into data-driven solutions.
• Organizational and time-management skills.
Our offer to you:
• Competitive salary
• Performance-based variable pay 💰
• Ticket restaurant card 💳
• Transportation reimbursement ⛽
• Private Health Insurance coverage 🩺
• Pension Scheme
• Home electricity and natural gas discount ⚡
• Continuous learning & upskilling opportunities and access to our premium online training platform 📚
• Reimbursement for your athletic activities 🥈
• Unlimited fruits and snacks at the office 🥜
Enerwave S.A. will keep your personal information for a period of 2 years from the submission date, after which we will delete your personal data. Enerwave S.A. has the right to transfer your personal information to third parties to whom it has assigned services, which require the collection and processing of such personal data for candidate evaluation in the process of personnel selection.
For more information regarding the processing of your personal information and exercising your rights, please read the Notice to Candidate Employees.