Tobias S.-Project Lead & Expert SAP S/4 HANA Public Cloud
Check rate
Experience
Project Manager SAP S/4 HANA Public Cloud
TIMETOACT Group
To achieve savings and optimize compliance, apps were restructured in line with the mappings in identity management, restrictions were defined and, above all, costs resulting from overuse were reduced. Communication with stakeholders, validation of authorizations with users and technical implementation in the SAP FI/CO and Sourcing & Procurement modules created significant added value for the group. This also included the corresponding documentation for the auditors.
Program Manager Workflows SAP S/4 HANA Public Cloud
Evonik
Development and implementation of the workflow concept (including the SAP FI/CO modules) to reduce system complexity through an efficient application process. Clustering using data science and AI methods (including the use of SAP Joule) to analyze the role structure, reassign groups and generate roles based on suggested variants. Risk assessment including approval processes based on the HR structure. Coordination of stakeholders, alignment with organizational management and security measures. Development of a BTP app to compare authorization values due to incorrect assignments in the HANA DB.
Expert Business Technology Platform BTP
Elmos
- Design of identity and access management for the new system landscape, including Fiori and connections to various target systems
- Integration of MS Azure, SAP S/4 HANA (including SAP FI/CO & Sourcing & Procurement) and migration of legacy systems
- Preparation of decision templates for GRC, prototypes for EAM and implementation concepts
- Identification of dependencies and performance of security checks
- Management of the provider and coordination of internal and external stakeholders
Subproject Manager Migration: S/4 HANA Trading Processes
Salzgitter Mannesmann
- Migration of authorizations from the R/3 legacy system to new SAP S/4 HANA Public Cloud processes, including the transfer of extensive development work and workflow specifications
- Implementation of new processes including Fiori integration
- Cutover planning and analysis of data migration
- Coordination with stakeholders
- Analysis, processing and documentation with Xiting XAMS, SAP GRC and CheckAud
Expert Governance, Risk & Compliance / Health Check
E.ON
- Updating the rule set and authorization concepts for GRC in connection with ERP, CRM and identity management
- Analysis of the security status and optimization of the GRC solution to monitor critical authorizations
- Ensuring segregation of duties
- Configuration of the approval workflow for critical authorizations and SoD, including mitigation
- Preparation for audits and review of risk management, including the creation of concepts and review of EAM Fire Fighter
BTP Process Implementation Expert
Big Dutchman
- Developing concepts and implementing functionality for infrastructure to increase value creation and security levels through SAP S/4 HANA BTP processes, including Fiori
- Implementing IAS for single sign-on with integration of Azure Active Directory, as well as IPS for synchronization and CALM for system management
- Designing data models, developing interfaces and securing systems
- Coordinating options for action in workshops and aligning customizing
- Advising specialist departments on requirements and developing automation
- Establishing efficient administration structures based on functional definitions
Expert for Global ERP/Logistics Expansion with SAP and GRC
Wieland
- Improving processes after the takeover of new organizational units by using the SAP Business Technology Platform
- Expanding GRC customizing and creating extensive functionalities for IAM and organizational structures
- Ensuring end-to-end coverage of data structures in SAP HANA through analyses, tracing and workshops
- Using efficient methods and innovative concepts to improve SSO operations
External Project Lead for SAP HANA DB / BTP Authorization Concept
BerlinHyp
- Creating the SAP HANA Analytics authorization concept for native HANA DB authorizations, XSA system configuration and role model
- Defining security policies and role structures with FSDM privileges
- Connecting to GRC for risk matrix, role design and access control workflows
Encryption and System Connections Expert
HSBC
- Integrating Oracle, the SAP system landscape, GRC, BTP and security appliances, as well as cloud services for encrypted communication
- Authentication using RSA Radius, Kerberos, SNC, SPNego, SAML, LDAP/AD, 2FA and Java
- Configuring systems with parameter definitions and designing the IT architecture
- Analyzing logs and tracing authentication
Governance, Risk & Compliance Expert for a New Banking System
W&W
- Creating architecture concepts and roles for GRC EAM / XAMS with business partners, taking segregation of duties into account using CheckAud
- Implementing customer-specific developments for workflows in the financial area
- Supporting process testing and analyzing authorization errors, cumulative objects and critical transactions
- Setting up approval structures, role provisioning and user administration for critical infrastructure
- Analyzing role consolidation with automation
Expert Authorizations Finance & Controlling
Daimler
- Further development of the system landscape with implementation of GRC Access Control, EAM, SNC and CheckAud
- Optimization of a multi-level role model with segregation of duties and separation of critical authorizations
- Global deployment including provider management
- Implementation of integrated E2E access management in preparation for S/4 HANA with Fiori for authenticity, identity, authorization, availability and traceability
Expert Governance, Risk & Compliance
Tchibo
- User management and configuration of role templates with approvers
- Analysis of GRC processes and advising decision-makers on workflows with Fiori
- Reconciliation of target systems and monitoring of interfaces, including control of authorizations and access conflicts
- Monitoring of logs
- Documentation, coordination with stakeholders and system administration
Expert SAP IS-U Implementation
TIWAG
- Conversion of functional roles to resolve conflicts in segregation of duties
- IAM analysis of transaction distribution
- Implementation of ERP, GRC, Solution Manager and SAP Basis
Identity Management Consultant
WAGO
- Optimization of a complex SAP system landscape with SAP ERP and connected systems, including various approval workflows (~250 departments, approx. 4,000 users worldwide)
- Focus on efficient processes and the highest possible level of automation from SAP HCM
Project Manager Governance, Risk & Compliance / Automated Monitoring
Helaba
- Preparation for the ECB OSI examination with identity management and authorization concepts
- Analysis of the security status and development of a GRC solution for monitoring segregation of duties
- Access management and monitoring of system parameters through Process Control CCM
- Design of the IT architecture for a new on-premise core banking system with requirements for encryption and authenticity
Solution Architect IFRS with SAP AFI
Bancolombia
- Ensuring compliance through IAM workflows for a new banking environment to implement a new accounting scheme in accordance with IFRS
- Designing security policies, roles, and authorization models with administrative procedures
Integrated Access Management GRC Expert
Deutsche Bank
- Implementing integrated access management in a complex, security-critical system environment
- Creating authorization concepts for banking solutions, Deposit Management, and Treasury
- Establishing a set of rules based on audit findings
Consultant for MaRisk-compliant User Administration
LBBW
- Developing identity management with connections to a wide range of system architectures (Host, Unix, Windows, SAP)
- Implementing a set of rules to ensure segregation of duties
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Banking and Finance, Manufacturing, Metals and Mining, Chemical, Energy, and Agriculture.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Project Management, Audit, Legal, Business Intelligence, and Product Development.
Summary
I have extensive experience in streamlining and securing SAP systems by integrating innovative technologies with a focus on identity and access management. My work has helped companies optimize compliance, reduce costs through license and role model adjustments, and simplify complex processes with clear, efficient solutions.
I value practical implementations that deliver measurable benefits and build robust, secure platforms. My expertise spans SAP S/4 HANA, Azure integrations, GRC setups, and automated workflows, ensuring that organizations benefit from improved security and operational consistency across their business technology platforms.
Skills
Topics:
- Design, Implementation And Automation Of Sap System Landscapes
- Authorizations, Identity Management, Single Sign-On And Sap Role Determination
- Creation Of Compliance Documentation And Ikr Procedures
- Design Of Governance, Risk & Compliance Solutions With Rule- And Requirement-Compliant Specifications For All Systems Using Ac-Eam And Pc-Ccm
- Audits According To Company Requirements For Compliance Implementation
- Solution Development With A Wide Range Of Technologies And Products As Well As Ai
- It Security In The Areas Of Integrity, Authenticity, Confidentiality, Traceability And Availability
- International Project Management With Reliable Results
- Software Engineering, Object-Oriented Development
- Business Process Optimization
It Skills:
- Uml, Grc, .Net, Xml, Eai, Sql, Ad, Security Tools (Xiting, Sast, Sivis, Checkaud)
- Iam/Idm Platforms Such As Dell / Quest One Identity, Ogitix Unimate, Omada
- Microsoft Azure, Office Vba, Active Directory, Sql Server
- Arcsight, Aris, Lotus Domino, Google Cloud Platform
- Sap Basis, S/4 Hana, Fi/Co, Btp, Ias/Ips, Fiori, Ais, Snc, Grc, Idm, Tr, Erp, Hcm, Joule
- Databases (Sql Server, Oracle), Vmware, Citrix
Knowledge:
- Provider Management, Slas, Nearshore/Offshore Outsourcing
- Collaboration Between Specialist Departments And Transformation Of Technical Objects
- Accounting, Reporting, Requirements In The Banking Sector
- It Operations Processes, Virtualization, High Availability
- Monitoring, Network Monitoring, Penetration Tests, Protocol Configuration
- Master Data Cleansing (Mdm / Mdg), Address Matching
Leadership:
- Teams Of 4 To 60 Employees
- Staff Development, Talent Management, Performance Feedback
- Management Of External Units
- Interim Management As Head Of It Europe
- Global Project Management With Coordination Of International Stakeholders
Member:
- Mensa (Mind, Mbi)
- Microsoft Partner Network
Languages
Education
Berufsakademie Stuttgart
Diplom-Betriebswirt (BA) · Business Information Systems · Stuttgart, Germany · 2
Business Process Reengineering
Certifications & licenses
Information Security Fundamentals & Compliance
SAP
TACERT
SAP
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Tobias is based in Rostock, Germany and can operate in on-site, hybrid, and remote work models.
Tobias speaks the following languages: German (Native), English (Advanced), French (Advanced), Spanish (Intermediate).
Tobias has at least 15 years of experience. During this time, Tobias has worked in at least 18 different roles and for 18 different companies. The average length of individual experience is 1 year and 10 months. Note that Tobias may not have shared all experience and actually has more experience.
Based on recent experience, Tobias would be well-suited for roles such as: Project Manager SAP S/4 HANA Public Cloud, Program Manager Workflows SAP S/4 HANA Public Cloud, Expert Business Technology Platform BTP.
Tobias's most recent position is Project Manager SAP S/4 HANA Public Cloud at TIMETOACT Group.
In recent years, Tobias has worked for TIMETOACT Group, Evonik, Elmos, Salzgitter Mannesmann, and E.ON.
Tobias is most experienced in industries like Banking and Finance, Manufacturing, and Metals and Mining. Tobias also has some experience in Chemical, Energy, and Agriculture.
Tobias is most experienced in business areas like Information Technology, Project Management, and Audit. Tobias also has some experience in Legal, Business Intelligence, and Product Development.
Tobias has recently worked in industries like Metals and Mining, Chemical, and Manufacturing.
Tobias has recently worked in business areas like Information Technology, Project Management, and Business Intelligence.
Tobias holds a Master in Business Information Systems from Berufsakademie Stuttgart.
Tobias has 2 certificates. These include: Information Security Fundamentals & Compliance and TACERT.
Tobias is immediately available full-time for suitable projects.
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Calculated based on our freelancers’ daily rates as of 27 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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