Antal T.
Experience
EVONIK
- Responsibility for workflow adjustments after GRC upgrades
- Execution and management of SAP GRC role imports
- Development and maintenance of workflow templates
- Design and implementation of risk owner workflows
- Conducting training sessions (workshops) for managers and key users
- Creation and updating of GRC documentation
CUREVAC
- Implementation and operation of SAP Identity Access Governance (IAG)
- Setup and maintenance of rule sets for risk minimization
- Configuration and management of firefighter access (Emergency Access Management)
- Handling and automation of access requests
- Conducting problem analysis and troubleshooting in the IAG context
- Planning and monitoring of IAG jobs to ensure operations and data integrity
- Administration of SAP Identity Authentication Service (IAS) for central user management and authentication
- Conducting access reviews and reporting for audits and compliance requirements
- Responsibility for role design in the S/4 HANA system
- Leading workshops with department heads and role owners
- Development of Fiori role design with custom catalogs, groups, and pages
- Conducting Fiori problem analysis (Fiori Launchpad, Content Manager, Services, Launchpad Designer)
- Fiorization of SAP transactions
BestSecret GmbH
- Responsibility for role design in the S/4 HANA system (ABAP + Fiori, FI/CO, PTP, OTC, Retail)
- Leading workshops with department heads and role owners
- Development of Fiori role design with custom catalogs, groups, and pages
- Conducting Fiori problem analysis (Fiori Launchpad, Content Manager, Services, Launchpad Designer)
- Fiorization of SAP transactions
ELMŰ und ÉMÁSZ
- SU25 upgrade project with adjustment of authorizations after system upgrade
- Separation of authorization concepts for ELMŰ and ÉMÁSZ (client separation/carve-out)
- Creation of separate roles based on the existing authorization design for both organizations
Karl-Storz GmbH
- Developing an SAP role concept and implementing a new authorization concept by creating new single, workplace, and special function roles
- Conducting authorization simulations for a smooth department transition
- Leading workshops with department heads and role owners
- Performing risk analyses at role and user levels
- User administration and ticket processing
- Updating IT roles according to current security guidelines
- Role design in the S/4 HANA system (ABAP + Fiori, MM, FI/CO, SD, CS, MD, PS, PP, PM, PLM, QM, WM, HR) as well as for ECC, CRM, BW, and SolMan authorizations
- SAP BTP, IDM (Identity Access Management), and Xiting administration, as well as Fiori Launchpad
- Development of Fiori role design and conducting Fiori problem analysis
- GRC system administration: issue analysis, handling access requests, building and modifying rule sets and mitigating controls, access reviews, and audit reports
- Conducting GRC training sessions (ARM, ARA, EAM, BRM Role Management)
- Integration with Active Directory
Kelvion Germany
User administration and adjustment of authorization roles
Problem analysis in the S/4 HANA environment
Role adjustments after cloud upgrades (development and production system)
Budapest Airport
Upgrade and authorization concept for S/4 HANA project
Review and activation of new security default values (SU25 execution)
Optimization of roles and critical authorizations (cleaning up roles)
GEA Germany
Carrying out the GRC system rollout project with custom workflows (user management, Firefighter multi-stage multi-path workflows, approvers, email notifications)
Setup of rule sets (SAP standard with aligned customer entries), background jobs, role management, mitigations and access reviews
Integration with Active Directory
Support of GRC modules: GRC Access Control (ARM, ARA, EAM) and BRM Role Management
Role design with GRC Role Management: development and enhancement of SAP roles and GRC rule sets in collaboration with all business units
Enhancement of standard GRC rule sets to report actual risks and adjustment of roles according to these rules
Process and risk analysis, creation of risk-free roles for all streams and coordination with stream leads
Detailed project planning and control
Experience in PUMA/Agile methodologies
Conducting workshops with stakeholders
AGCO
User management and role maintenance in ECC/ERP, SRM, Solution Manager, CRM, GRC, SNC, BI/BW, HANA and HANA S/4 systems (CUA/ZBV)
Mass maintenance (SU10, scripts) and Business Partner management (BP)
License management and audit/compliance/reviews (remediation)
Management of Fiori roles and role transports
Role design (ABAP + Fiori) in MM, FI/CO, SD, CS, MD, PS, PP, PM, PLM, QM, WM, HR
SAP Identity Management
Handling SAP security tickets, incidents and OSS messages
GRC administration: workflows, Firefighter, rule sets, background jobs (SPRO, GRC logs, workflow monitor, BRF+, custom developments)
Access governance and GRC role management (role imports, risk analysis, simulation)
Management of coordinators and action usage (administrator substitution)
Management of mitigations and controls, rule sets, functions, access risks and role owners
Identification and assessment of business risks
Management of Firefighter IDs and owners (ARM, ARA, EAM, BRM Role Management)
ExxonMobil
Administration of downstream systems: NetWeaver double stack (ABAP+J2EE, 7.01, ECC6), BW, Solution Manager, SAP R/3 4.6C
Operating systems: HP-UX, AIX, Linux, Windows
Installation, system copies, client copies, corrections, parameterization, transports, support packages, enhancement packages, kernel updates
Problem resolution, Remedy ticket handling, change management, system monitoring
Performance improvement through SAP and database parameter tuning, memory management, indexes, SQL trace, reorganization, archiving, statistics, SQL tuning, performance reports
Collaboration with ABAP developers to identify and improve bad performers
T-Systems / MAN AG
Administration of NetWeaver double stack (ABAP+J2EE), J2EE only, BW, Solution Manager, BI 7.0 with Oracle database
Operating systems: HP-UX, AIX, Linux, Windows
Installation, system copies, client copies, corrections, parameterization, OSS notes, transports, support packages, kernel updates
Troubleshooting, service center ticket processing, change management, system monitoring, checklist creation
Performance improvement with SAP and database parameterization, memory management, indexes, SQL trace, reorganization, statistics, SQL tuning, performance reports
L’Oréal Deutschland GmbH
Basic administration of SAP R/3, NetWeaver (ABAP+J2EE), BW, APO, CRM, SM, PI, BI 7.0 with Oracle database
Operating system: Windows
Upgrade, installation, system copies, client copies, corrections, parameterization, ORACLE RAC cluster administration, OSS notes, TMS/transports, support packages, kernel updates
Posting, output management, lock entries, jobs, logon groups, RFC server groups
Troubleshooting, system monitoring
Performance analysis and improvement with SAP and database parameterization, memory management, indexes, SQL trace, reorganization, statistics
On-call duty
HP Germany
Third-level SAP basis support in the Competence Center for international users (Statoil, Sony Ericsson, Airbus)
Systems: SAP R/3, NetWeaver ABAP/J2EE, BI 7.0, BW, HR, APO, CRM, SM, SRM, XI with Oracle/MSSQL
Operating systems: Windows, HP-UX, HACMP cluster environment
Upgrade, installation, system copies, client copies, corrections, parameterization, OSS notes
J2EE stack administration with configtool and Visual Admin
TMS/transports, support packages, kernel updates, posting, output management, lock entries, jobs, logon groups, RFC server groups
Troubleshooting, system monitoring
Performance analysis and improvement with SAP and database parameterization, memory management, indexes, SQL trace, reorganization, statistics
On-call duty
SAP Global Support Center, GSC Austria
Support in the Competence Center for international SAP users
Components: BC-CST*, BC-CCM*, BC-CTS*, BC-MID-RFC, BC-DB-ORA*, BC-OP-HPX, BC-OP-NT, BC-OP-LNX, BC-OP-AIX, BC-OP-TRU64, BC-OP-SUN
Mission-critical and weekend support for BC-*
Team lead for BC-CST, BC-CCM, BC-INS, BC-OP since January 2006
Internal trainings: performance tuning, SAP parameterization, memory management, trace analysis, kernel stack analysis, SAP kernel functions, background jobs
NetWeaver certification
Bayer AG
Basis administration of SAP R/3 in 2 development, 2 test and 12 production systems with over 14,000 users
Operating system: AIX, Oracle 8.x, SAP R/3 4.6x
Troubleshooting, table monitoring, transports, maintenance of user data, batch background jobs, TemSE
Oracle performance monitoring, ABAP short dumps, creation of statistics, OSS notes, monitoring, system log, work process status, workload analysis, memory management, change management, output management with spool administration
Schneider Electric
SAP R/3 basis administration across 2 development, 2 test and 1 production system
Operating system: Compaq UNIX, Oracle 8.x, SAP R/3 4.6B
Compaq UNIX administration, Oracle database administration, backups, reorganization
System copies, transports, installation of SAP R/3, Oracle, frontend, applying support packages
User data maintenance, customizing, daily checks, OSS notes
IBM
SAP R/3 basis administration
Operating system: AIX, databases: Oracle, DB2
Installation of SAP R/3, Oracle, frontend, transports, database backups, reorganization
User data maintenance, spool administration, OSS notes, applying support packages, daily checks
Dreher
- SAP intern focused on ABAP/4 programming
Languages
Education
Gábor Dénes Informatik Hochschule
Computer Science (IT) · Budapest, Hungary
Certifications & licenses
Microsoft Certified Professional
Netweaver
Similar Freelancers
Discover other experts with similar qualifications and experience
- English
- Deutsch
2025 © FRATCH.IO GmbH. All rights reserved.