Holger Hacke-Schnell-CIO | IT Executive | Digital & Business Transformation
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Experience
Owner, freelance
ISTRACON Managementberatung
- Interim management, strategy, organization, and management consulting
Director Information Management / CIO
HBPO GmbH – OPmobility Business Group Modules
Assignment: transfer of divisional IT into the corporate group
Operation and further development of the company’s IT landscape, including IT infrastructure (data centers, networks, end devices), SAP landscape (ERP, PLM), Microsoft environment (M365, SharePoint), and IT security
Integration of new plants and production lines into the company’s IT structures
Integration of HBPO IT into the corporate group
Advising the business units on the use of IT systems to effectively and efficiently meet business requirements
Planning and monitoring the IT budget
Project and program management
Designing the organization of the IT department
Professional and disciplinary leadership of employees and management of external service providers
Migration and consolidation of IT systems, Active Directory, M365 and SharePoint, SAP SuccessFactors, network, data centers and endpoint technologies, IT security tools
Development and implementation of the IT strategy for the OPmobility Group
Development and implementation of a global IT operating model for the OPmobility Group
Development of the SAP S/4HANA transformation strategy for HBPO
Head of IT & Digitalization
Carl Geringhoff GmbH & Co.KG
Assignment: consolidation of sales applications, modernization of infrastructure, preparation for S/4HANA
Operation and further development of the company’s IT landscape, including IT infrastructure (data centers, networks, end devices), SAP landscape (ERP, Sales & Service Cloud, Marketing Cloud, Commerce Cloud, CPI), and IT security
Definition and implementation of the IT strategy for the group of companies
Identifying and unlocking synergies within the Geringhoff Group
Analysis, definition, and implementation of process and tool standards to reduce costs and increase efficiency
Advising the business units on the use of IT systems to effectively and efficiently meet business requirements
Planning and monitoring the IT budget
Project and program management
Designing the organization of the IT department
Professional and disciplinary leadership of employees and management of external service providers
Introduction of SAP Sales & Service Cloud for the parent company and the production company in the USA
Development of an online configuration and ordering process in the webshop
Integration of the French subsidiary into the group’s IT
Introduction of SAP ERP add-ons for invoice verification and processing of order confirmations
Realignment of the IT organization to meet the needs of an international group of companies
Introduction of JIRA as the central tool for IT projects and requirements
Senior Manager Digitalization
PriceWaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft
Assignment: building the S/4HANA business area
- Project management and delivery of digitalization projects, including in the context of S/4HANA transformations in the energy industry
- Development of a consulting offering for regional and municipal companies in the utilities sector
- Professional and disciplinary leadership of employees
- Acquisition of digitalization projects from new and existing clients
Senior Project Manager SAP
Atos Information Technology GmbH
- Project management and steering of S/4HANA implementation projects
- Sales support
Head of IT
Westag & Getalit AG
Operation and further development of the IT landscape, including IT infrastructure (data centers, networks, end devices, telephony), SAP system landscape with ERP, BI, PI, GTS, manufacturing control systems, quality assurance systems, MES, sales and marketing systems including website and calculation and configuration systems
Definition and implementation of the IT strategy
Centralization, harmonization, and standardization of the systems and technologies used
Analysis, definition, and implementation of process and tool standards to reduce costs and increase efficiency
Advising the business units on the use of IT systems to effectively and efficiently meet business requirements
Planning and monitoring the IT budgets
Project and program management
Further development of the organization of the IT department
Technical and disciplinary leadership of employees
Management of external service providers
Definition and implementation of the IT strategy
Integration of decentralized IT systems and support structures into the central IT organization
Reorganization of the organizational structure and service processes
Introduction of a ticket system
Development of the migration scenario from SAP Business Suite to SAP S/4HANA
Introduction of SAP PM
Relaunch of the company website
Introduction of a product information management and media asset management system (PIM/MAM)
Standardization and further development of configuration systems internally and at the POS
Development of requirements and selection of a CRM system
Realignment as a central service unit and technological modernization of the manufacturing control systems department
Integration of the sales systems department into central IT
Implementation of the project management software Redmine for project and requirements management
Head of IT
Behr Hella Thermocontrol GmbH
Operation and further development of the IT landscape, including IT infrastructure (data centers, networks, end devices), SAP landscape (ERP, BI, PI) and connected systems (e.g. EDI), server systems (custom developments and standard software), MES and quality assurance systems, IT security
Definition and implementation of the IT strategy for the group
Identifying and realizing synergies with the parent companies and within the BHTC Group
Analysis, definition, and implementation of process and tool standards to reduce costs and increase efficiency
Advising the business units on the use of IT systems
Planning and monitoring the IT budget
Project and program management
Designing the organization of the IT department
Technical and disciplinary leadership of employees
Management of external service providers
Integration of decentralized support structures for production IT (MES) into the central IT organization
Setup and commissioning of IT for the newly founded BHTC subsidiary in Bulgaria
Planning of IT structures for the newly founded BHTC subsidiary in Mexico
Migration of the project planning and control system (engineering)
Operation and further development of SAP application systems and connected applications for German and international locations
Operation and further development of MES and BDE systems as well as interfaces to PLC systems
Operation and further development of systems for engineering change management and BHTC in-house software systems
Operation and further development of other standard software systems
Organization of the department and deputy head of IT
Rollout of SAP ERP applications to foreign subsidiaries
Introduction of various SAP add-ons and tools, DMS and archiving system
SAP release change from ERP 4.71 to ECC 6.0
Introduction of budget planning and controlling software based on SAP BI
Creation of a central reporting system based on BI and setup of a BI service unit at the India location
Redesign and organization of the SAP change management process as well as the incident and problem management process and service desk
Senior Consultant
itelligence AG
- SAP implementation and project management
Senior Consultant IT Management
UNITY AG
- Consulting for IT organization and IT strategy
Principal Consultant
BLUE MOON (NOVORIS Consultants)
- Consulting for SAP process design and SAP strategy
Head of Business Unit Project Management
cronos Unternehmensberatung GmbH
- SAP project management and standards
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Professional Services, Automotive, Manufacturing, Information Technology, Agriculture, and Energy.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Project Management, Business Intelligence, Strategy, Sales, and Operations.
Summary
Experienced IT leader with many years of responsibility for global IT organizations in internationally shaped industrial companies. Focus on IT strategy, SAP/S/4HANA transformation, IT organization and operating models, digitalization, infrastructure, and IT security. Combines strategic CIO/Head of IT responsibility with consistent execution, transformation management, M&A/integration settings, budget and vendor management, and professional and disciplinary leadership of internationally distributed teams.
Skills
Software
- Sap S/4hana
- Sap Ecc 6
- Sap R/2
- Sap Bi
- Sap Sales & Service Cloud
- Ecm Systems (Elo Digital Office Gmbh, Dataglobal Hyparchiv)
- Mes (Guardus Mes, Itac.Mes:Suite, Various Custom Solutions For Traceability And Mes)
- Microsoft Dynamics Nav
- Microsoft Office, Sharepoint, Teams, M365, Copilot
- Various Project Management Tools: Ms Project, Redmine, Jira
- Various Itsm Tools, E.G. Jira, Otrs, Fresh-Service
- Confluence
Methods
- Various Methods And Techniques Of Project Management
- Various Methods For Organizing It Operations (Itil V2/V3/V4, Cobit, Iso/Iec 20000, Bsi Basic Protection Catalogs)
- Various Approaches To Software Development (Waterfall Model, V-Model, Prince2, Agile Pm, ...)
- Various Methods And Techniques For Process Analysis And System Analysis
- Various Methods And Techniques For Process Documentation And Process Optimization (Bpmn, Aris Reference And Industry Models, Omega, Viflow, Value Stream Mapping, Etc.)
- Lean Management
- Sap Activate
Languages
Education
Münster University of Applied Sciences
Diploma in Business Administration (FH), Taxation and Accounting · Business Administration · Münster, Germany
Gymnasium Kinderhaus
University entrance qualification
Sprakel Primary School
Certifications & licenses
Sap Activate
Iso/Iec 20000 Consultant
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Holger is based in Büren, Germany and can operate in on-site, hybrid, and remote work models.
Holger speaks the following languages: German (Native), English (Advanced), French (Intermediate), Spanish (Elementary).
Holger has at least 32 years of experience. During this time, Holger has worked in at least 10 different roles and for 11 different companies. The average length of individual experience is 3 years and 10 months. Note that Holger may not have shared all experience and actually has more experience.
Based on recent experience, Holger would be well-suited for roles such as: Owner, freelance, Director Information Management / CIO, Head of IT & Digitalization.
Holger's most recent position is Owner, freelance at ISTRACON Managementberatung.
In recent years, Holger has worked for ISTRACON Managementberatung, HBPO GmbH – OPmobility Business Group Modules, Carl Geringhoff GmbH & Co.KG, PriceWaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft, and Atos Information Technology GmbH.
Holger is most experienced in industries like Professional Services, Automotive, and Manufacturing. Holger also has some experience in Information Technology, Agriculture, and Energy.
Holger is most experienced in business areas like Information Technology, Project Management, and Business Intelligence. Holger also has some experience in Strategy, Sales, and Operations.
Holger has recently worked in industries like Manufacturing, Automotive, and Agriculture.
Holger has recently worked in business areas like Project Management, Strategy, and Information Technology.
Holger attended Münster University of Applied Sciences for Business Administration.
Holger has 5 certificates. Among them, these include: Itil V4 Foundation Manager, Sap Activate, and Iso/Iec 20000 Consultant.
Holger is immediately available full-time for suitable projects.
Daily rate distribution
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Average rates for similar positions
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The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 24 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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