During my professional career, I have successfully completed the following certifications:
Microsoft Certifications
![Microsoft Transcript - Aug 2023](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/microsoft-certified-general-badge-96x96.png)
Microsoft Transcript - Aug 2023
486.80 KB 0 Downloads
August 6, 2023
![Microsoft Certified: Azure Fundamentals](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/microsoft-certified-fundamentals-badge-96x96.png)
Microsoft Certified: Azure Fundamentals
649.91 KB 1 Downloads
August 6, 2023
![Microsoft Certified Systems Engineer: Windows Server 2003](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/mcse-96x96.png)
Microsoft Certified Systems Engineer: Windows Server 2003
2.84 MB 1 Downloads
October 19, 2007
![Microsoft Certified Systems Administrator: Windows Server 2003](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/MCSA_logo-96x96.png)
Microsoft Certified Systems Administrator: Windows Server 2003
2.27 MB 1 Downloads
November 3, 2003
![Microsoft Certified Systems Administrator: Messaging on Windows 2000](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/MCSA_logo-96x96.png)
Microsoft Certified Systems Administrator: Messaging on Windows 2000
1.76 MB 1 Downloads
September 5, 2003
![Microsoft Certified Trainer (Retired)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Microsoft_Certified_Trainer-96x96.jpg)
Microsoft Certified Trainer (Retired)
3.18 MB 1 Downloads
April 29, 2002
![Microsoft Certified Systems Administrator: Windows 2000](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/MCSA_logo-96x96.png)
Microsoft Certified Systems Administrator: Windows 2000
1.76 MB 1 Downloads
January 22, 2002
![Microsoft Certified Systems Engineer: Windows 2000](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/mcse-96x96.png)
Microsoft Certified Systems Engineer: Windows 2000
2.84 MB 1 Downloads
June 27, 2001
![Microsoft Certified Professional](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/MCP-96x96.png)
Microsoft Certified Professional
3.02 MB 1 Downloads
December 19, 2000
![Microsoft Preinstallation Specialist (Windows 2000 OEM)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/unnamed-96x96.jpg)
Microsoft Preinstallation Specialist (Windows 2000 OEM)
1.70 MB 1 Downloads
December 18, 2000
![Microsoft Sales Training (Windows 2000 OEM)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/unnamed-96x96.jpg)
Microsoft Sales Training (Windows 2000 OEM)
1.55 MB 1 Downloads
November 20, 2000
AWS Certifications
![AWS Certified Cloud Practitioner](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/AWS-Certified-Cloud-Practitioner-96x96.png)
AWS Certified Cloud Practitioner
4.00 KB 0 Downloads
March 28, 2024
Citrix Certifications
![Citrix Certified Administrator (CCA) for XenApp (Presentation Server 4)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cb07c7c-96x96.png)
Citrix Certified Administrator (CCA) for XenApp (Presentation Server 4)
619.63 KB 1 Downloads
January 12, 2007
![Citrix Certified Sales Professional (CCSP) for Citrix Presentation Server 4](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/ccsp_357X260-96x96.png)
Citrix Certified Sales Professional (CCSP) for Citrix Presentation Server 4
599.78 KB 1 Downloads
December 23, 2005
![Citrix Certified Administrator (CCA) MetaFrame XP for Windows](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cb07c7c-96x96.png)
Citrix Certified Administrator (CCA) MetaFrame XP for Windows
2.18 MB 1 Downloads
May 9, 2003
![Citrix Certified Enterprise Administrator (CCEA) for MetaFrame 1.8](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cba724a-96x96.png)
Citrix Certified Enterprise Administrator (CCEA) for MetaFrame 1.8
1.72 MB 1 Downloads
September 1, 2001
![Citrix Certified Administrator (CCA) MetaFrame 1.8 for Windows](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cb07c7c-96x96.png)
Citrix Certified Administrator (CCA) MetaFrame 1.8 for Windows
1.60 MB 1 Downloads
June 29, 2001
Cisco Certifications
![Cisco Certified Network Associate (CCNA)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/download-96x96.png)
Cisco Certified Network Associate (CCNA)
1.29 MB 1 Downloads
October 22, 2004
Securirty Certifications
![Certified Ethical Hacker v12](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/CEH_2E345519D3F7-96x96.png)
Certified Ethical Hacker v12
4.00 KB 1 Downloads
October 10, 2023
![CompTIA Security+](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/SecurityPlus-Logo-Certified-96x96.png)
CompTIA Security+
312.50 KB 0 Downloads
August 10, 2006
Sales Certifications
![Sandler Sales Certified Bronze](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/download-1-96x96.png)
Sandler Sales Certified Bronze
3.40 MB 0 Downloads
November 29, 2022
![Value Selling (ACTIS)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cd73a55-96x96.png)
Value Selling (ACTIS)
531.70 KB 1 Downloads
October 11, 2007
![Preis- und Rabattgespräche (D.U.O.)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cd9e64b-96x96.png)
Preis- und Rabattgespräche (D.U.O.)
2.36 MB 1 Downloads
March 8, 1996
![Verkaufsbasis Training I (D.U.O.)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cd9e64b-96x96.png)
Verkaufsbasis Training I (D.U.O.)
4.00 KB 0 Downloads
February 18, 1996
![Projekte erfolgreich verkaufen (D.U.O.)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_cd9e64b-96x96.png)
Projekte erfolgreich verkaufen (D.U.O.)
2.34 MB 1 Downloads
February 10, 1996
Riverbed Certifications
![Riverbed AppResponse Core Certification Exam](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/download-96x96.jpeg)
Riverbed AppResponse Core Certification Exam
60.74 KB 0 Downloads
September 11, 2023
![Growing the People Who Grow the Business: L&D at Riverbed](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/OIP-96x96.jpeg)
Growing the People Who Grow the Business: L&D at Riverbed
85.53 KB 0 Downloads
November 11, 2021
Others Certifications
![Professional Agile Leadership - Evidence-Based Management (PAL-EBM)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/image-96x96.png)
Professional Agile Leadership - Evidence-Based Management (PAL-EBM)
528.14 KB 0 Downloads
September 28, 2023
![Scrum Professional Agile Leadership (PAL-I)](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/professional-agile-leadership-i-pal-i-96x96.png)
Scrum Professional Agile Leadership (PAL-I)
501.19 KB 0 Downloads
September 23, 2023
![Communicate to Influence](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/OIP-96x96.jpeg)
Communicate to Influence
85.10 KB 0 Downloads
January 30, 2018
![Train-the-Trainer](https://www.oehlenberg.de/wp-content/uploads/wpdm-cache/Snag_ce32442-96x96.png)
Train-the-Trainer
1.23 MB 1 Downloads
March 7, 2002