Dawid Wojtala

SAP S/4HANA Master Data Specialist | Material Master | MRP | Procurement | Power BI | Open to Work

Menziken, Aargau, Switzerland

About

Data isn't just numbers, but a way to drive real impact - and that's exactly what I love doing. I've spent years wrangling data, optimizing processes, and making sure things just work / all while keeping business needs in focus. Whether it's automating workflows, improving reporting, or streamlining master data, I enjoy turning chaos into clarity.

Experience

  • Thermo Fisher Scientific (Lengnau, Berne, Switzerland)
    • ERP System Specialist
      Oct 2022 - Dec 2024 · 2 yrs 3 mos

      Main Responsibilities: - Purchasing activities, - Responsible for material life cycle management within the SAP system. - Managing and reviewing purchase requisitions in SAP, - Invoice management, - Serving as key-user on the SAP S/4HANA Master Data business processes, - Creation & Maintenance of Material Master Data as well as Procurement Master Data in SAP S/4HANA, - Management of SAP access for SAP users (Maintenance of SAP users documentation, Execution of SAP Trainings), - Improvements in SAP (incl. defining the needs, performing tests, writing documentation), - Improvements - using VBA, - Improvement of existing Procurement processes, - Providing first level support to the SAP end users, - Reporting (using SQVI, SQ00, SE16N) in MS Excel (incl. Pivot tables & graphs), - Presentation of reports in MS PowerPoint, - Profound knowledge of MS Office (incl. MS Word, MS Excel, MS PowerPoint, MS Access), - Part of implementation of MRP in SAP, - Work within GMP Environment.

    • Data Administrator
      Jan 2021 - Sep 2022 · 1 yr 9 mos

      Data Administrator in CMMS Master Data Management Team - Data migration from SAP S/4HANA to IBM Maximo, - Collection of new data, - Data validation, - Data management in IBM Maximo, - Creation of Assets, PM, Locations, Items, Work Orders in IBM Maximo, - Creation of Work Instructions, - Collaboration with internal stakeholders, - Reporting (using: OMX Maximo, MS Excel, MS PowerPoint), - Work within GMP Environment, - Profound knowledge & experience in MS Office (MS Excel (Pivot tables, graphs, VBA), MS Word, MS PowerPoint, MS Access).

  • Process Coordinator at Atlas Copco
    May 2018 - Sep 2019 · 1 yr 5 mos

    Process Coordinator on Vendor Domain - Overall process coordination as well as leadership for vendor team - Verification and data collection in SAP S/4HANA - Daily customer contact oriented at finding solutions and prioritisation of tasks - Quality assurance of data collected by the team - Training of new team members and performance control - Preparing and presenting weekly and monthly reports (incl. volumes of collected, updated and cleared data and other undertaken actions)

  • Financial Analyst at Klima4you
    Sep 2016 - May 2018 · 1 yr 9 mos

    - Post calculation of implemented projects - Project planning and offer preparation - Keeping records of the profitability of performed work - Collection and analysis of business data

  • Student Trainee at Bank Pekao S.A.
    Jul 2013 - Jul 2013 · 1 mo