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Profileimage by Peter Rajna Senior SAP S/4 ABAP Consultant, Technical architect with 22 Years of Experience from Solymr

Peter Rajna

Solymár
available

Last update: 17.01.2025

Senior SAP S/4 ABAP Consultant, Technical architect with 22 Years of Experience

Company: ERPC Kft.
Graduation: French MSc (DESS) in Technological Innovation and Project management, Hungarian MSc Logistics engineer
Hourly-/Daily rates: show
Languages: English (Full Professional) | French (Full Professional) | Hungarian (Native or Bilingual)

Keywords

SAP Applications SAP HANA Advanced Business Application Programming (ABAP) Cloud Computing Data Migration Project Management SAP ERP Sap Fiori User Experience (UX) Agile Methodology + 4 more keywords

Attachments

Peter-Rajna-CV-EN-202501_170125.pdf

Skills

SAP S/4 HANA
Extensive experience with SAP S/4 HANA, including implementation, migration, and customization across various modules.

ABAP Development
Expert-level S/4 ABAP programming skills, including custom development, enhancements, and integration with other SAP modules.

SAP ECC
Proficient in SAP ECC systems, with experience in implementation, roll-outs, and migrations to S/4 HANA.

SAP Modules
Comprehensive knowledge of various SAP modules including MM, LE, PM, PP, PS, WM, SD, SRM, QM, TM, FI, CO, FM, HR, and BW.

Project Management
Strong project management skills with experience in agile methodologies and international business environments.

Data Migration
Expertise in data migration processes, including planning, coordination, and execution of complex migration projects.

SAP Fiori
Proficiency in developing and extending SAP Fiori applications for enhanced user experience.

Cloud Technologies
Experience with cloud implementations in BTP, including also SAP on Azure and integration with other cloud services, AI implementations.
 

Project history

06/2024 - 01/2025
S/4 Data Migration Team Leader
Vodafone Hungary
Led the separation of Communication and Infrastructure companies within the S/4 system, managing data migration processes and providing technical support.
05/2024 - 12/2024
S/4 Cloud Implementation Pre-study Technical Team Leader, Architect
Veolia Group Hungary
Conducted discovery phase for a new integrated Public Cloud S/4 implementation, focusing on Business Process Analysis and Digital Discovery Assessment.
04/2024 - 06/2024
S/4 Prototype Development Solution Architect
Capinov
Developed a new S/4 HANA prototype for production process optimization, including technical configuration and fit-to-standard analysis.
01/2024 - 04/2024
S/4 Implementation Data Migration Technical Team Leader
Stanley Electric
Led the planning, coordination, and execution of data migration for a new S/4 HANA greenfield implementation.
09/2023 - 12/2023
S/4 Retail Implementation ABAP Developer
Courir
Implemented new S/4 HANA bluefield for retail, focusing on extensions of standard S/4 processes and interface developments.
11/2022 - 11/2023
S/4 roll-out Data Migration Technical Team Leader
EVN Group
Managed data migration from Bulgarian ECC system to the new centralized S/4 system of EVN Group.
06/2022 - 09/2023
S/4 Core system Roll-out Consultant
Vaillant Group
Consulted on WRICEFs development for multinational roll-out of centralized S/4 Hana system.
11/2020 - 05/2022
SAP Consultant
BAW
Worked on pharmaceutical subcontractor projects and SAP ECC system conversions.
09/2020 - 10/2020
S/4 2020 case study for IS-U sector Consultant
DXC
Conducted a study of S/4 HANA 2020 capabilities for a new Hungarian IS-Utility implementation.
01/2020 - 10/2020
S/4 2020 New implementation Technology and Development Team Leader
Fareva
Led the implementation of a new S/4 'Fit-to-Standard' solution, including data migration and interface development.

Local Availability

Open to travel worldwide
Profileimage by Peter Rajna Senior SAP S/4 ABAP Consultant, Technical architect with 22 Years of Experience from Solymr Senior SAP S/4 ABAP Consultant, Technical architect with 22 Years of Experience
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