Konstantinos Antonopoulos

Manager | EY Business Consulting Services

Athens, Attiki, Greece

About

Professional specializing in operational excellence, process optimization, and project management. Skilled in business analysis and leading transformation initiatives through structure, problem solving, and collaboration. Experienced in supervising teams and working effectively with cross-functional stakeholders to deliver strategic and operational outcomes.

Experience

  • EY (3 yrs 1 mo)
    • Manager
      Jul 2025 - Present · 1 yr

    • Assistant Manager
      Jul 2024 - Jun 2025 · 1 yr

      • Led analysis of workforce efficiency and performance metrics to identify opportunities for operational optimization and resource allocation. • Evaluated KPIs and process data, preparing executive reports and insights for senior stakeholders. • Coordinated process improvement and standardization initiatives across multiple business functions.

    • Senior Consultant
      Jun 2023 - Jun 2024 · 1 yr 1 mo

      • Conducted business analysis and developed comprehensive Business Requirements Documents (BRDs) to support large-scale transformation initiatives. • Collaborated with cross-functional teams to capture business needs, define functional requirements, and ensure alignment with operational objectives. • Supported process mapping and documentation for centralized operations, contributing to improved efficiency and governance.

  • Intrum (1 yr 11 mos)
    • Operations Process Leader
      Mar 2022 - Apr 2023 · 1 yr 2 mos

      • Presented and validated product requirements through structured change management processes. • Provided process improvement recommendations and developed standardized operating procedures. • Supervised and reviewed team deliverables, approved operational instructions, and signed off product requirements upon delivery from software partners.

    • Project Coordinator
      Jun 2021 - Feb 2022 · 9 mos

      • Defined, designed, and implemented financial processes across multiple countries to support charge-related activities during debt collection. • Analyzed business requirements per country and translated them into system and product specifications to meet operational needs. • Member of the training team for new colleagues in the Greek Operations Center, supporting onboarding and process understanding.

  • National Bank of Greece (4 yrs 3 mos)
    • Accounting Officer
      Dec 2020 - Jun 2021 · 7 mos

      • Set up and enhanced accounting systems and processes to align with business needs and improve operational efficiency.

    • Invoicing Specialist
      Apr 2017 - Nov 2020 · 3 yrs 8 mos

      • Validated legal documents and tax invoices related to debt collection activities through system controls and pricing policies, ensuring compliance and accuracy. • Built effective collaborations with external law firms and trained new team members on invoicing procedures to promote consistency and operational performance.

  • Non Performing Loan payment reversals specialist at National Bank of Greece
    Aug 2012 - Jul 2016 · 4 yrs

    • Analyzed loan portfolios and financial data, compiling insights and recommendations presented to senior management to support decision-making on non-performing loan reversals.