Maciej Grecki

Experience

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  KPMG Poland

  Dec 2011 - Nov 2017

  Executive Consultant | Risk Consulting | Internal Audit, Risk & Compliance Services

  • Data analytics using Computer Assisted Techniques (CAATs) in order to verify the data across supply chain, financial and logistic systems.• Data analytics using CAATs in key financial and technical systems aimed at main financial statements positions independent calculation (including revenue recalculations and main financial statement positions).• Creating dashboards and data visualizations using Business Intelligence software (including Power BI and in-house software). • Data migration audits - projects included among others planning and data mapping analysis, migration process design, financial and operational verification of completeness and accuracy of transferred data (including G/L accounts, Vendors master data, Customers master data).• Development of the tool that is used for Segregation of Duties analysis in SAP.• Verification of scripts and source codes generating reports from financial IT systems.• Development of applications supporting business (SQL, VBA, MS Excel, MS Access).• Planning and support in the execution of User Acceptance Testing during the adaptation of the ERP systems into new organizational structure.• Internal audit services, including financial sector:o review of the internal control system, identification of controls and risks – review of current and future states.o review of processes and controls according to the compliance with ISO standards.o testing of data against evidences (i.e. invoices, reports),o support for internal audit teams.• Numerous engagements concerning providing a means of reporting on the system of internal control for purposes of complying with internal control over financial reporting – SOC1/ISAE 3402/SOX projects.• General IT Controls (GITC) reviews of the various IT environments across all industries - tests of design and tests of operational effectiveness, including physical and logical access to programs and data. Show less

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  MoneyGram International

  Dec 2017 - Dec 2019

  Senior Auditor / Data Analyst
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  Citi

  Jan 2020 - Sept 2020

  Senior Analyst (AVP) at Automation & Data Analysis Team in Compliance Assurance department
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  Allegro.pl

  Oct 2020 - Feb 2022

  Expert IT Auditor