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Michael DümmigMD

Michael Dümmig

SAP Service Manager, SAP Delivery Manager, CutOver

€900/day
Landkreis München, DE
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Michael

My focus is on managing SAP AMS operations and supporting SAP projects with a focus on cutover and transition management, as well as ITIL consulting.

I am happy to support you if you need interim support in one of the following areas:

Interim Manager (Disciplinary/Functional):
- Head of SAP Operations
- S/4HANA project support in 'Building Operational Readiness'
- SAP Service Manager Applications

Senior Consultant:
- Process consulting in IT Service Management according to ITIL
- Project management in IT Service Management according to ITIL
- SAP Service Delivery Management
- SAP Test Management
- SAP Cutover Management
  • German

    Native or bilingual

  • English

    Conversational

Can work on-site
Landkreis München (up to 50km), Hamburg (up to 50km), Köln (up to 50km), Leipzig (up to 20km), Stuttgart (up to 50km)

Experience

  • Bundesministerium für Verkehr
    SAP CutOver Manager
    PUBLIC SECTOR
    April 2025 - Today (1 year and 2 months)
    Responsibility
    Planning, coordination, and control of all activities related to the cutover process.

    Details
    As SAP will cease support for the previously used ECC technology at the end of 2027, a switch to the successor technology SAP S/4HANA is necessary. The principle is a 1:1 conversion. Implementations are carried out using the brownfield approach.

    Tasks
    - Planning the cutover process
    - Coordination of pre-cutover activities
    - Execution of the cutover (Go-Live)
    - Post-processing and stabilization
    SAP Cutover Management SAP Service Management IT Project Management Interim Management
  • All for One Group SE
    Director SAP PreSales
    DIGITAL AND IT
    September 2023 - February 2024 (6 months)
    Leinfelden-Echterdingen, Germany
    Responsibility
    Interim management of the 10-person PreSales team in the area of Managed Cloud Services and Application Services with a focus on SAP, but also MS365 and Data Center/Infrastructure Services.

    Details
    The All for One Group SE (formerly All for One Steeb AG) is a consulting and IT company; the listed stock corporation is headquartered in Filderstadt. The All for One Group SE's portfolio includes management, process, and IT consulting as well as IT services. The company employs 2,800 people (as of 2023) and serves around 3,000 mostly medium-sized customers in Germany, Austria, and Switzerland.

    Tasks
    ▪ Resource, capacity, and budget management
    ▪ Central communication to IT management
    ▪ Optimization of IT service processes: Sales, PreSales, Transition, and Operations
    Interim Management
  • Meyer Werft GmbH
    Application Operation Manager for ERP/SAP Systems
    MECHANICAL ENGINEERING
    September 2018 - January 2021 (2 years and 5 months)
    Papenburg, Germany
    Responsibility
    Execution of IT operations in the area of ERP applications.

    Details
    MEYER WERFT in Papenburg is a leader in the construction of luxury liners. As part of a strategic realignment of IT with SAP as the global ERP solution, the position of ERP Service Manager has been newly created. In the first step, this position was filled by an experienced interim manager to define and optimize processes, workflows, and services.

    Tasks
    ▪ Leading the ERP Application Operations department (SAP and legacy systems)
    ▪ Ensuring effective and efficient handling of incidents
    ▪ Ensuring effective and efficient handling of change requests
    ▪ Ensuring and further developing reporting (including KPI reporting)
    ▪ Change Advisory Board (CAB) representative for SAP AMS
    ▪ Coordination and management of external IT partners (including contract management)
    ▪ Ensuring and further developing agreed service levels (SLA, OLA)
    ▪ Resource, capacity, and budget management
    ▪ Central communication to IT management
    ▪ Continuous optimization of IT service processes
    ▪ Coordination and management of supplier contracts
    Interim Management SAP Service Management Head of SAP Operations IT Vendor Management and Procurement IT Project Management

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Education

  • Business Administration
    University of Mannheim
    1992
    Betriebswirtschaft
  • Business Informatics (FH)
    Academy for Data Processing
    1995

Certifications

  • ITIL Expert (V3)
    TÜV Süd
    2011
  • Project Manager IPMA Level D
    Projekt Management Austria
    2010

Skill set

Categories