Business Analyst

At Quento Technologies S.A., the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth.

At Quento Technologies S.A. we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide.

Quento Technologies S.A. seeks a highly motivated and experienced a Business Analyst to be responsible for analyzing and documenting business and functional requirements for the modernization of Business' Revenue Assurance and Reconciliation Platform. Acts as the primary link between business stakeholders and the technical delivery team, ensuring that reconciliation rules, data requirements, and expected outcomes are accurately understood, specified, and validated.

• Conduct requirements workshops with Telekom's Revenue Assurance and technical stakeholders;
• Analyze existing reconciliation processes, business controls, source systems, and operational workflows;
• Document reconciliation rules, matching criteria, reference data requirements, and expected results;
• Support source-to-target mapping and identification of data dependencies in collaboration with the Data Architect and Data Engineers;
• Collaborate with the Data Architect and Data Engineers in defining and validating business data entities, relationships, data mappings, and reconciliation-related data requirements;
• Assess existing reconciliation controls and support the identification of redundant, overlapping, or obsolete rules;
• Define functional specifications, use cases, acceptance criteria, and expected reconciliation outputs;
• Analyze operational reporting requirements and support the definition of dashboards, reports, and reconciliation findings views;
• Support prioritization of reconciliation processes and controls for iterative implementation;
• Collaborate with QA Engineers on test scenarios, expected results, defect analysis, and User Acceptance Testing.
• Maintain requirements traceability and facilitate business validation and sign-off;
• Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy.

• University degree in Computer Science, Engineering, or a related field;
• 5+ years of professional experience in Business Analysis, Functional Analysis, or Data Analysis;
• At least 2–3 years of experience in comparable enterprise data integration, reconciliation, billing, or data-intensive transformation projects;
• Business requirements gathering, analysis, documentation, and stakeholder management;
• Analysis and documentation of existing business processes, data flows, and reconciliation controls;
• Strong understanding of data reconciliation concepts, including matching criteria, exception identification, discrepancy classification, and expected reconciliation outcomes;
• Experience defining business rules, functional specifications, acceptance criteria, and test scenarios;
• Ability to interpret and contribute to Conceptual, Logical, and Physical Data Models, including understanding of data entities, relationships, keys, attributes, and source-to-target mappings;
• Working knowledge of SQL for data exploration, validation, and investigation of reconciliation findings;
• Ability to analyze existing reports, database outputs, and legacy processing logic in collaboration with technical teams;
• Familiarity with ETL/ELT processes, data integration concepts, and data quality requirements;
• Experience with requirements traceability, change management, and Agile or iterative delivery methodologies;
• Experience in telecommunications, Revenue Assurance, billing, provisioning, subscription management, or financial reconciliation;
• Familiarity with telecom reconciliation processes involving multiple operational and billing systems;
• Experience in legacy system modernization or migration of existing business controls into modern data platforms.
• SQL, relational databases (Oracle, PostgreSQL, SQL Server), Excel, Jira, Confluence, Azure DevOps, data mapping tools, reporting/BI platforms (Power BI, Tableau, or equivalent), and familiarity with ETL/ELT environments.

Your Life @ Qualco Group

On top of challenging work environment, we are offering:

💸 Competitive compensation, ticket restaurant card, and annual bonus programs

💻 Cutting-edge IT equipment, mobile and data plan

🏢 Modern facilities, free coffee and beverages, indoor parking, and company bus

👨‍⚕ Private health insurance, onsite occupational doctor, and workplace counselor

🏝️ Flexible working model, hybrid benefits & home equipment benefits

🤸‍♂️ Onsite gym, wellness facilities, and ping pong room

💡 Career and talent development tools

🎓 Mentoring, coaching, personalized annual learning and development plan

🌱 Employee referral bonus, regular wellbeing, ESG and volunteering activities

Your race, gender identity and expression, age ethnicity or disability make no difference in Quento Technologies S.A. We want to attract, develop, promote, and retain the best people based only on their ability and behavior.

Disclaimer: Quento Technologies S.A. collects and processes personal data in accordance with the EU General Data Protection Regulation (GDPR). We are bound to use the information provided within your job application for recruitment purposes only and not to share these with any third parties. For more details on the processing of your personal data during the Recruitment procedure, please be informed in the Recruitment Notice, before the submission of your application.