03/24/2026 updated

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Senior Certified SAP Consultant - International Business Practitioner

Madrid, Spain
Worldwide
MSc in Economics
Madrid, Spain
Worldwide
MSc in Economics

Profile attachments

2025_David Keller Resume_EN.pdf

Negocios InternacionalesVenta al por MenorSAP ApplicationsSAP HANASAP SDTraining Documentation
SAP S/4HANA Implementation
Certified SAP Senior Consultant with 10 years of international experience in SD/MM-IM and IS-Retail modules, delivering value through S/4hana greenfield implementations, system rollouts and enhancement implementations on standard functionality

Experience

Professional experience10+ years
Freelancer since2017

Languages

GermanFluentEnglishFluentFrenchGoodSpanishNative speaker

Project history

Senior Certified SAP (S4HANA) Consultant

Freelance
Freelance Certified SAP senior consultant in ECC Sales and Distribution (SD), senior consultant in Materials Management/Inventory Management modules (MM-IM). Additional knowledge of SAP IS-Retail (mid to advanced level) and basic knowledge of Warehouse Management. Participation in international S4hana green field implementations, roll-out projects in SAP ECC, implementation of standard functionality enhancements and key user support.

IT | Business Development Manager

CAC Corporation Ltd. / Sierra Med-IT S.L.
Management of SAP Healthcare project sales in EU, LATAM and Spain. Event organization and participation. Business development for CAC Holding portfolio products in Spain.

Sales and Marketing Manager

Vision International Ltd.
Follow-up international customer orders, organization and participation of local and international events in the industry of luxury items. Carry out meetings with clients globally. Responsible for the markets in southeast Asia (Singapore/Malasia) and Dubai.

Junior SAP Consultant

Giber Inc.
Participation in International S4hana implementation/ roll-out projects in logistics. Provide key users with training. Officially certified as SAP Associate in Sales and Distribution module in 2012 (ECC 6.5).

Assistant Manager - Procurement Analyst

Henkel China Ltd. | Asia Pacific HQ
Main tasks include the preparation of meetings with suppliers, update or of raw material indices, assistance during negotiation with vendors or the optimization of vendor/raw material costs. Awarded in 2009 with the Henkel APAC Excellent Performance of Internship Certificate.

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