07.04.2026 aktualisiert

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SAP S/4HANA Migration Expert / AI-Advisor with extensive project experience

Hochwald, Schweiz
Weltweit
Federal VET Diploma in Computer Science
Hochwald, Schweiz
Weltweit
Federal VET Diploma in Computer Science

Profilanlagen

20250904_CV_Grieder_Cédéric_de.pdf

Über mich

I help businesses migrate, manage, and optimize their SAP data. With expertise in SAP data migration, MDG, development, and project management, I ensure high-quality, validated data is delivered with clarity and precision — ready for your SAP landscape.

Skills

AI AgentsAtlassian ConfluenceAtlassian JiraDatenmanagementData MigrationDatenqualitätEclipseLegacy System Migration WorkbenchSAP ERPSAP NetWeaverSystemmigrationSAP ABAPSAP COSAP FI/COSAP FinancialsSAP HANASAP ImplementierungSAP LogistikSAP MMSAP PMSAP R/3SAP ProjektmanagementSAP PSSAP QMSAP SDSOAPIntegration (Software)SAP EntwicklungSAP FinanzenRISE with SAPSAP BTPSAP BAPISAP FioriSAP PPSAP MDGAdobe SuitesArtificial Intelligence Markup Language (AIML)
SAP S/4HANA Migration
Extensive expertise in planning, designing, and delivering SAP S/4HANA migration projects, with deep specialization in data migration strategies and hands-on execution using the SAP Migration Cockpit.

Artificial Intelligence / AI Engineering
Extensive hands-on experience with AI-assisted software engineering and AI-enabled applications. Advanced use of OpenAI GPT models, APIs and Codex for development, architecture, automation and rapid prototyping. Practical experience with multimodal AI, document/image analysis, prompt engineering, agentic workflows, structured outputs, and enterprise AI integration including SAP BTP and Joule.

ABAP & Interface Development
Years of experience building custom solutions and SAP interfaces using ABAP, REST, and SOAP. Skilled in integrating multiple SAP modules (MM, SD, FI, CO, PM, etc.) into streamlined, maintainable architectures.

Data Management & Governance
Strong knowledge in data quality, cleansing, and master data management, with a focus on data consolidation and establishing scalable governance processes across enterprise environments.

Project Management
Proven leadership of complex IT projects, responsible for budgeting, resource coordination, and quality assurance across cross-functional teams and enterprise programs.

Microsoft Office 365 Integration
Delivered full implementation and migration of Microsoft 365 solutions including SharePoint, OneDrive, Teams, and Exchange, tailored for business-critical operations and collaboration.

Programming Languages
Proficient in C#, VBA, Node.js, Java, JavaScript, Python, and SQL – delivering both frontend and backend solutions, API integrations, and automation scripts.

Database Technologies
Experienced in tools like MySQL Workbench, SQL Server Management Studio (SSMS), Navicat, and working with XML for data exchange and integration workflows.

Erfahrung

Berufserfahrungmehr als 10 Jahre
Freelancer seit2026

Sprachen

DeutschMutterspracheEnglischMutterspracheFranzösischgut

Projekthistorie

Lead Data Migration (PO Data Migration)

Schweizer Bundesbahnen AG

Transport und Logistik

>10.000 Mitarbeiter

PO Data Migration for the greenfield implementation project S4SBB at the Swiss Federal Railways. Bern, Switzerland, (10/2024 - Today)
  1. Role: Lead Data Migration (PO Data Migration)
  2. Overall management and steering of data migration within the S/4 SBB program
  3. Coordination of cross-functional data topics with RE data leads and data SPOCs
  4. Alignment of conceptual data topics with business leads, enterprise architects, and key roles within Digital Solutions
  5. Extension of migration concepts for the two major realization units (Passenger Transport Production and Infrastructure) in collaboration with RE data leads
  6. Risk management for data migration within the Shared Service Data Management organization
  7. Coordination of migration activities including planning, development, migration execution, and cutover

Topic lead of data migration

Securiton AG

Sonstiges

500-1000 Mitarbeiter

Topic lead of data migration for the greenfield implementation project “go4hana” at Securiton AG. Zollikofen, Switzerland (April 2023 – 09/2024)
  1. Role: Topic lead of data migration
  2. Preparation of deliverables in accordance with work assignments
  3. Functional leadership of project team members within the migration subproject
  4. Progress monitoring of the subproject
  5. Coordination with other subprojects and the overall project management
  6. Execution of data migration via SAP Migration Cockpit and custom reports
  7. Ensuring compliance with quality requirements

Topic lead of data migration ERP

Swissgrid AG

Energie, Wasser und Umwelt

500-1000 Mitarbeiter

Topic lead of data migration ERP for the greenfield implementation project „ERP-Way Forward“ at Swissgrid AG. Aarau, Switzerland (Januar 2022 – April 2023)
  1. Role: Topic lead of data migration ERP
  2. Technical management of the project staff in the topic area data migration
  3. Development of delivery objects according to the work order
  4. Coordination with other sub-projects and the project management
  5. Review of the progress of the sub-project
  6. Ensuring the quality requirements
  7. Implementation of the data migration with the SAP-Migration Cockpit

Sub-project lead data migration & master data governance

Kanton Bern

Öffentlicher Dienst

>10.000 Mitarbeiter

Sub-project management for the replacement of the cantonal financial solution (FIS) and personnel management (PERSISKA) with a SAP landscape consisting of SAP S / 4 HANA, SAP MDG & SAP HCM at the canton of Bern, Bern, Switzerland (April 2020 – March 2022)
  1. Role: Sub-project lead of data migration and master data governance
  2. Technical management of the project staff in the sub-project
  3. Planning, control and management of the sub-project
  4. Development of delivery objects according to the work order
  5. Coordination with other sub-projects and the project management
  6. Review of the progress of the sub-project
  7. Ensuring the quality requirements
  8. Implementation of the data migration with the SAP-Migration Cockpit

Project lead and technical implementation

FC Basel 1893

Sonstiges

50-250 Mitarbeiter

Implementation of the complete Microsoft Office 365 M5 Suite for all employees at FC Basel 1893, Basel, Switzerland (June 2019 – December 2020)
  1. Role: Project lead and technical implementation
  2. Defined the project scope
  3. Collected requirements from all departments for each Microsoft solution
  4. Designed the configuration of all relevant services
  5. Coordinated tasks with the external IT service provider
  6. Responsible for the project budget
  7. Managed data migrations for Exchange, OneDrive, Teams, and SharePoint

Overall project lead & sub-project lead for data migration

FC Basel 1893

Sonstiges

50-250 Mitarbeiter

Sub-project lead for the implementation of a comprehensive, primarily SAP-based application portfolio covering all business processes at FC Basel 1893, Basel, Switzerland (May 2019 – February 2020)
  1. Role: Overall project lead & sub-project lead for data migration
  2. Supported business units in defining technical requirements
  3. Acted as decision-maker for all technical implementation matters
  4. Designed the technical implementation of processes within the respective systems
  5. Analyzed existing hardware for compatibility with the new system landscape
  6. Procured new compatible hardware
  7. Integrated and tested new hardware within the new environment
  8. Scoped relevant company data from legacy ERP systems
  9. Consolidated all master data using a custom-built SAP framework
  10. Migrated all data from legacy systems into the new systems

Project Lead and Steering Committee Member

FC Basel 1893

Sonstiges

50-250 Mitarbeiter

Introduction of a complex time & expense management system for all employees and players based on SAP Successfactors at FC Basel 1893, Basel, Switzerland (July 2019 - January 2020)
  1. Role: Project Lead and Steering Committee Member
  2. Decision-maker regarding implementations
  3. Coordination of work packages across internal and external resources
  4. Creation of requirement definitions and documentation of the current state
  5. Review of implementations and creation of change requests
  6. Responsibility for the project budget

Project lead and technical implementation

FC Basel 1893

Sonstiges

50-250 Mitarbeiter

Implementation of a cross-departmental intranet based on SharePoint, integrated into the Office 365 enterprise solution at FC Basel 1893, Basel, Switzerland (July 2019 – November 2019)
  1. Role: Project lead and technical implementation
  2. Gathered requirements from all involved departments
  3. Defined the necessary functionalities
  4. Evaluated various intranet solutions based on M365
  5. Selected and commissioned the service provider
  6. Responsible for the project budget
  7. Oversaw implementation and provided ongoing feedback
  8. Tested the complete solution and set up demo content
  9. Trained end users and content teams on how to use the platform

Lead Developer and Migration Specialist

Ringier AG

Medien und Verlage

5000-10.000 Mitarbeiter

Consolidation of two media ERP systems from Ringier AG and Ringier Axel Springer Schweiz with different release versions, Zofingen, Switzerland (March 2017 – December 2018)
  1. Role: Lead Developer and Migration Specialist
  2. Developed a complex, dynamic interface framework in SAP S/4HANA
  3. Designed interfaces for both ERP systems
  4. Coordinated development tasks between external providers and internal teams
  5. Performed testing and created technical documentation for implemented interfaces
  6. Executed data migration for over 10 million records
  7. Provided ongoing monitoring and support for live interfaces
  8. Conducted key user training across all involved business departments

Developer

Ringier AG

Medien und Verlage

5000-10.000 Mitarbeiter

Integration of Coupa All-in-One P2P – the leading procurement solution – with SAP S/4HANA for all employees at Ringier AG, Zofingen, Switzerland (April 2017 – July 2018)
  1. Role: Developer
  2. Gathered requirements from impacted business units
  3. Designed interface architecture and defined data transfer intervals
  4. Specified interface work packages per functional area
  5. Developed interfaces in SAP ERP using ABAP, REST & SOAP
  6. Created technical documentation for all developments
  7. Coordinated testing activities with key users
  8. Tested and validated final interface implementations

Developer

Ringier AG

Medien und Verlage

5000-10.000 Mitarbeiter

Development of a dynamic interface framework for “OneVision” – the new financial platform of Ringier AG, Zofingen, Switzerland (November 2015 – December 2016)
  1. Role: Developer
  2. Designed a flexible interface framework architecture
  3. Coordinated external service providers from Swisscom
  4. Designed user interfaces for interface configuration
  5. Developed all interfaces in SAP ERP using ABAP, REST & SOAP
  6. Conducted performance analysis and implemented reporting optimizations
  7. Modernized legacy processes in FI and CO
  8. Executed full cross-system testing of all processes

Developer

Implenia Bau AG

Architektur und Bauwesen

5000-10.000 Mitarbeiter

Development of a project management cockpit for Implenia Bau AG to manage all construction projects in SAP ECC 6.0, Urdorf, Switzerland (January 2010 – October 2015)
  1. Role: Developer
  2. Gathered requirements from functional departments
  3. Created a complete software concept including required functionalities
  4. Sketched initial GUI mockups for internal project pitches
  5. Developed backend logic in ABAP
  6. Programmed frontend UI and conducted GUI design
  7. Provided continuous application support (1st, 2nd & 3rd level)
  8. Translated all UI texts into French and English
  9. Enhanced the solution based on ongoing change requests

Developer

Swiss IT-Factory AG

Architektur und Bauwesen

5000-10.000 Mitarbeiter

Design and implementation of a fully custom SAP BDS document management system for multiple clients, Swiss IT-Factory AG, Urdorf, Switzerland (October 2009 – January 2012)
  1. Role: Developer
  2. Designed a proprietary document management system based on SAP BDS
  3. Created the user interface layout
  4. Developed the required backend logic
  5. Defined test cases and scenarios
  6. Conducted full end-to-end testing of the application
  7. Integrated various standard SAP modules
  8. Rolled out the solution across multiple clients

Developer

Implenia Bau AG

Architektur und Bauwesen

5000-10.000 Mitarbeiter

Development of a C# application for exporting specific data into Microsoft Project, Implenia Bau AG, Urdorf, Switzerland (May 2010 – June 2010)
  1. Role: Developer
  2. Created a complete requirements specification
  3. Evaluated the technical development effort
  4. Developed the SAP component for export functionality
  5. Built the Windows application using C#

Zertifikate

Federal VET Diploma in Computer Science

Swiss Federation

2011

Federal VET Diploma in Business Administration

Swiss Federation

2010

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