John Ilgenfritz
John Ilgenfritz - Principal Instructor / Writer
As a Principal Instructor John has over 15 years partnering with VMware in delivering training and experience in course development. A VMware Certified Instructor since 2007 he has delivered over 500 engagements both in-person and online from a repertoire for over 200 courses.
In the early 2000s, he worked as a senior software engineer. Languages included C, C++, Java and numerous scripting languages. Maintained a development environment using VMware virtualization solutions. Supported global team members and assisted with provisioning remote development build environments along with source control systems.
In addition, he has provided consulting services leveraging his virtualization experience. Designed performance optimization strategies and implemented migration solutions for remote multi-site data centers.
He is also co-author of a book on preparing for VMware certification.
Awards and Certifications
Awards
VMware Top 10 Certified Instructor 2023 - AMER
Certifications
VMware:
VMware Certified Instructor - VCI Level 1-2 (2007+)
VMware Certified Professional - VCP-DCV 3,4,5,6,7
VMware Certified Advanced Professional - VCAP 5-DCA
Linux Foundation:
LFS201: Essentials of Linux System Administration
LFS207: System Administration Essentials
LFS211: Linux Networking and Administration
LFS 216: Linux Security Fundamentals
LFS253: Containers Fundamentals
Others: CompTIA A+, MCSE on Windows NT 4.0
john_ilgenfritz_bio.pdfVMware / Broadcom Authorized Class List
john_ilgenfritz_class_list.pdf