André Stippel - System Architect and Automation

Q: Where is André based?

André is based in Heidelberg, Germany .

Q: What languages does André speak?

André speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does André have?

André has at least 26 years of experience. During this time, André has worked in at least 15 different roles and for 14 different companies . The average length of individual experience is 1 year and 5 months . Note that André may not have shared all experience and actually has more experience.

Q: What is André's latest experience?

André's most recent position is System Architect and Automation at Public Sector .

Q: What companies has André worked for in recent years?

In recent years, André has worked for Public Sector , Deutsche Bahn , Brenntag SE , and Deutsche Flugsicherung .

Q: Which industries is André most experienced in?

André is most experienced in industries like Information Technology , Telecommunication , and Government and Administration . André also has some experience in Manufacturing , Tourism , and Chemical .

Q: Which business areas is André most experienced in?

André is most experienced in business areas like Information Technology , Operations , and Product Development .

Q: Which industries has André worked in recently?

André has recently worked in industries like Transportation , Government and Administration , and Chemical .

Q: Which business areas has André worked in recently?

André has recently worked in business areas like Information Technology .

Recommended expert

Heidelberg, Germany

Experience

Mar 2024 - Feb 2026

2 years

Germany

System Architect and Automation

Public Sector

Architecture, setup and implementation of automated server provisioning using SCCM and PXE boot.
Consideration of security requirements for critical infrastructure according to the BSI standard.
Creation and documentation of architecture and migration concepts.
Technical documentation of operations manuals.
Technologies: Windows Server, SCCM, Azure AD (Entra ID), Active Directory, DHCP, DNS, GPO, PKI, ADFS, SSO, PowerShell.

Sep 2021 - Feb 2024

2 years 6 months

Germany

Active Directory and Cloud System Architect

Deutsche Bahn

Architecture for the setup and consolidation of 8 Active Directories into a new target AD, including GPO, domain layout, OU structure, authentication, DNS, and DHCP.
Consideration of security requirements for critical infrastructure according to the BSI standard.
Creation and documentation of architecture and migration concepts.
Technical documentation of operations manuals.
Automation of AD export and import, including group policies, using PowerShell.
Technologies: Windows Server, Azure AD (Entra ID), Active Directory, DNS, GPO, PKI, ADFS, SSO, PowerShell.

Sep 2021 - Oct 2022

1 year 2 months

Essen, Germany

Azure and Office 365 System Architect

Brenntag SE

Planning and execution of the migration of about 100 servers from an on-premises data center to the Azure cloud, including application migration and consulting.
Coordination with specialist departments and vendors regarding application dependencies and maintenance windows.
Preparation and execution of the migration and subsequent configuration in Azure.
Technologies: Windows Server, Azure, Azure AD (Entra ID), Active Directory, DNS, GPO, PKI, ADFS, SSO, PowerShell.

Nov 2020 - Aug 2021

10 months

Germany

Windows Server Administrator

Deutsche Flugsicherung

Automation of server deployment on Hyper-V and VMM using PowerShell.
Creation of images and templates for virtualization using Hyper-V and VMM.
Integration of newly deployed servers into Active Directory and the SCCM environment.
Technologies: Windows Server, Hyper-V, VMM, MS SQL, PowerShell, Dell hardware.

Feb 2020 - Jul 2020

6 months

Germany

Project support, installation and integration of SCOM monitoring

Chemical Company

Project support for integrating an SCOM monitoring solution for about 400 virtual servers.
Installation, configuration and integration of SCOM 2019.
3rd level server support for SCOM integration (MS SQL, Windows Server, PowerShell scripts, management packs).
Technologies: Windows Server, SCOM, VMware, PowerShell, SCOM management packs, Microsoft SQL, firewall rules.

May 2019 - Dec 2019

8 months

Germany

Project Support, Development and SCCM Integration

Bank

Project support in the development and integration of Windows 10 IoT images (embedded) into the SCCM 2016 environment.
Project support for Office 2016 (configuration & integration).
Configuration and integration of software packages into the SCCM and Citrix infrastructure.
3rd-level support for images, applications and the SCCM infrastructure including delivery via Citrix.
Technologies: Windows Server, SCCM, Citrix, Office 2016, packaging, PowerShell, patch management.

Oct 2016 - Dec 2016

3 months

Darmstadt, Germany

3rd-Level Server Administration and System Architect

Chemical Company

Introduction and setup of an Active Directory and Exchange environment.
Replacement of the existing Linux mail system with Exchange.
User migration.
Technologies: Active Directory design and GPO, Windows Server 2012 R2, Linux administration, PowerShell, Exchange 2013.

Jun 2016 - Oct 2016

5 months

Germany

3rd-Level Server Administration and System Architect

Public Administration

Migration of an existing Active Directory to the latest version, including a schema upgrade.
Exchange migration from 2010 to 2016.
Active Directory clean-up of an old Exchange 2003 server.
Technologies: Active Directory, Windows 2008 R2, Windows 2012 R2, Exchange 2010, Exchange 2016, PowerShell.

Dec 2015 - May 2016

6 months

Hanover, Germany

Patch Management Consultant

Global Player in Multimedia

Setup and implementation of a patch management solution for Windows servers.
Replacement of the old WSUS solution with a modern patch management system.
Automation of server patch deployment.
Technologies: Kaspersky Patch Management, Windows Server, WSUS, patch management, PowerShell.

Aug 2015 - Oct 2015

3 months

Mannheim, Germany

3rd-Level Server Operation and Exchange Architect

Chemical Company

Installation of an Exchange 2010 cluster.
Migration of approx. 620 mailboxes to the Exchange 2010 cluster.
Adjustment of group policies for Outlook clients.
Technologies: Exchange 2010, Windows Server 2008/2012, PKI, LDAP, Active Directory administration, GPO, SSL, PowerShell.

Sep 2014 - Nov 2014

3 months

Germany

Web Migration Consultant

Bavarian Judiciary IT Consulting Office

Migration of the entire intranet site of the Bavarian Judiciary to a new server and version upgrades of the CMS and DMS.
Took over existing interfaces and reprogrammed interfaces for automation.
Technologies: HTML5, CSS3, JavaScript, Joomla, Apache, Windows Server, Tomcat, PHP.

Jul 2014 - Oct 2020

6 years 4 months

Germany

3rd Level Server Operations and System Architect

Freudenberg FST GmbH

Managed the global virtual server farm (>1000 virtual servers worldwide) using VMware and Hyper-V.
Assisted in planning and migrating existing systems (AD, Exchange, SharePoint, SQL) to Azure and O365.
Automated servers using PowerShell and shell scripts.
Migrated SQL 2008 and 22 file servers to Windows Server 2016 in Azure.
Migrated Exchange clusters from 2010 to 2016 (approx. 15,000 mailboxes).
Set up and migrated about 15,000 mailboxes from on-premises Exchange to Exchange Online Cloud (Microsoft 365), including user account migration to Azure Entra ID.
Established and migrated the entire patch management with SCCM and migrated SCCM to Intune for about 15,000 clients.
Set up and commissioned the SCOM monitoring solution and the new certification authority in Azure.
Performed backup and recovery of the entire server and O365 infrastructure using Veeam.
Technologies: Windows Server, Exchange 2010/2016, Exchange Online Cloud, MS SQL, SharePoint, Azure, O365, Azure AD (Entra ID), Intune, PowerShell, VMware, Hyper-V, HP Server, Nutanix, Datacore, SAN, SCCM, SCOM, Veeam.

Jan 2014 - Sep 2014

9 months

Mannheim, Germany

3rd Level Server Administrator

Chemical Company

Administered Windows 2008/2012 R2 servers, Exchange servers, MS SQL servers, and Active Directory.
Managed the FortiGate firewall (access management, implementation of firewall rules).
Technologies: Windows Server 2003–2012 R2, VMware, WSUS, PowerShell, FortiGate, AD, DHCP, DNS, TCP/IP, SAN, Storage, Dell Server, EMC.

Oct 2012 - Feb 2013

5 months

Germany

Consultant and Software Developer for ERP and Web Migration

Sales Cooperative

Relaunched the website including an internal member area and managed the inventory management system (JTL Wawi) with an online shop.
Implemented it in Joomla with data migration to MySQL.
Integrated a ticket support system and a document management system.
Developed a booking module for advance payments and deposits in PHP and MySQL.
Programmed interfaces for smooth import of product data into the inventory system and online shop.
Technologies: FTP, Apache, Joomla, PHP, MySQL, HTML, Visual Basic, VMware ESX, Application Server, SQL, JTL, ERP Software.

Dec 2005 - Sep 2013

7 years 10 months

Germany

3rd Level Server Administrator

IT Consulting Office of the Bavarian Judiciary

Administered Windows 2003–2012 R2 servers, Altiris, Exchange servers, MS SQL servers, and Active Directory.
Used Sun Solaris, ESX, Citrix, VMware, and Altiris for software distribution.
Scripting and automation with PowerShell.
Technologies: Windows Server 2003–2012 R2, Sun Solaris, ESX, Citrix, VMware, Altiris, PowerShell, AD, DHCP, DNS, TCP/IP, Dell Server.

Jun 2003 - Sep 2013

10 years 4 months

Internet Service Provider and IT Service Provider

Self-employed as ISP and IT Service Provider

Webspace and domain provider specializing in CMS hosting, e-commerce solutions, and ERP software.
Windows Server administration and installation.
Server and network installation and support for SMEs.
Development of interfaces for ERP systems and online shops.
Technologies: Windows Server 2003–2012 R2, Sun Solaris, VMware ESX, Citrix, FTP, Apache HTTP Server, DNS, DHCP, Joomla, Typo3, PHP, MySQL, HTML, Oracle, Tomcat, Crystal Reports, Visual Basic, Delphi, C++, SSL, SAP, BüroWare, Sage KHK, Lexware, JTL.

Nov 1998 - Sep 2001

2 years 11 months

Austria

Software Developer

IT System Integrator

Development and programming of a reservation system for tourist associations, tourism offices, and main representatives.
Windows NT Server installation and administration.
Technologies: Windows, Novell, SQL, Pervasive SQL, Visual Basic, HTML, PHP, MySQL, ERP, Delphi.

Nov 1997 - Nov 1998

1 year 1 month

Freilassing, Germany

Software Developer

IT System Integrator

Programming and customization of enterprise resource planning systems (ERP software).
Technologies: Windows, Novell, SQL, Pervasive SQL, Sage KHK, BüroWare, Visual Basic, HTML, PHP, MySQL, ERP, Delphi.

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Telecommunication, Government and Administration, Manufacturing, Tourism, and Transportation.

Information Technology

Telecommunication

Government and Administration

Manufacturing

Tourism

Transportation

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Operations, and Product Development.

Information Technology

Operations

Product Development

Summary

25 years of Windows Server administration and system architecture
Several years of experience in migration projects of Exchange, SQL and SharePoint, as well as in cloud migrations like Azure AD, Exchange Online and O365
25 years of experience in software development and automation
15 years of experience in web hosting, web programming, shop integrations with ERP systems and automation, as well as various CMS (e.g. Joomla and Typo3)
15 years of experience in software deployment and patch management with SCCM and Microsoft Endpoint Manager (Intune)
Additional experience in server virtualization with VMware, Hyper-V and Azure, cluster solutions, storage solutions, HP hardware, remote desktop terminal farm, networking, DHCP, DNS, file services
Many years of experience in large environments (enterprise segment) and ITIL

Skills

Microsoft

Exchange (+Exchange Online Cloud) 15 Years +++
Exchange Hybrid 15 Years +++
Exchange Online Protection 15 Years +++
Sql 15 Years +++
Active Directory 25 Years +++
Azure Cloud 10 Years +++
Azure Ad (Entra Id) 10 Years +++
Azure Ad Connect 10 Years +++
O365 / M365 10 Years +++
Windows Server 25 Years +++
Sccm And Packaging 15 Years +++
Intune And Ms Endpoint Manager 10 Years +++
Scom 8 Years +++

Hardware / Virtualization

Vmware 15 Years +++
Hyper-v 15 Years +++
Hp 10 Years +++
Dell Servers 10 Years +++

Databases

Microsoft Sql 15 Years +++
Oracle 4 Years ++
Db2 4 Years ++
Mysql 15 Years +++

Programming

.Net C#, Asp.net 7 Years +++
Visual Basic, Borland Delphi 12 Years +++
Scripting Languages: Perl/cgi 8 Years ++
Web Development: Javascript, Php, Asp.net 12 Years +++
Powershell 15 Years +++
C/c++ 5 Years ++

Network

Tcp/ip, Lan/wan, Intranet/internet 25 Years +++

Other

Apache, Iis 15 Years +++
Joomla And Typo3 15 Years +++
Visual Studio 15 Years +++
Erp Systems 25 Years +++

Languages

German

Native

English

Advanced

Education

Oct 2001 - Jun 2003

Private Technical School Eckert

State-certified business informatics specialist · Business Informatics · Regenstauf, Germany

Oct 1994 - Jun 1996

IT clerk · Regenstauf, Germany

Certifications & licenses

Microsoft Azure Fundamental Certification

Certified IT Business Engineer

Statistics

Experience

Total positions 18

Experience in Information Technology 11.5 y

Avg length 2 y 1 m

Longest experience 10 y 3 m

Global Experience

Countries worked in 2 (Germany, Austria)

Primary country Germany

Expertise

Recent roles System Architect and Automation, Active Directory and Cloud System Architect, Azure and Office 365 System Architect

Main industries Information Technology, Telecommunication, Government and Administration

Main business areas Information Technology, Operations, Product Development

Qualifications

Certifications earned 2

Profile

Created

March 2026

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is André based?

André is based in Heidelberg, Germany.

What languages does André speak?

André speaks the following languages: German (Native), English (Advanced).

How many years of experience does André have?

André has at least 26 years of experience. During this time, André has worked in at least 15 different roles and for 14 different companies. The average length of individual experience is 1 year and 5 months. Note that André may not have shared all experience and actually has more experience.

What roles would André be best suited for?

Based on recent experience, André would be well-suited for roles such as: System Architect and Automation, Active Directory and Cloud System Architect, Azure and Office 365 System Architect.

What is André's latest experience?

André's most recent position is System Architect and Automation at Public Sector.

What companies has André worked for in recent years?

In recent years, André has worked for Public Sector, Deutsche Bahn, Brenntag SE, and Deutsche Flugsicherung.

Which industries is André most experienced in?

André is most experienced in industries like Information Technology, Telecommunication, and Government and Administration. André also has some experience in Manufacturing, Tourism, and Chemical.

Which business areas is André most experienced in?

André is most experienced in business areas like Information Technology, Operations, and Product Development.

Which industries has André worked in recently?

André has recently worked in industries like Transportation, Government and Administration, and Chemical.

Which business areas has André worked in recently?

André has recently worked in business areas like Information Technology.

What is André's education?

André attended Private Technical School Eckert for Business Informatics.

Does André have any certificates?

André has 2 certificates. These include: Microsoft Azure Fundamental Certification and Certified IT Business Engineer.

What is the availability of André?

André will be available full-time from April 2026.

What is the rate of André?

André's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.