Ryan Tetzlaff Email & Phone Number
Director IT and OT Cybersecurity @ Open Systems International
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Ryan Tetzlaff Location
- Saint Paul, MN, US
Ryan Tetzlaff Work
- Director IT and OT Cybersecurity @ (November 2025 - Present)
- Director Of Information Technology @ (September 2020 - November 2025)
- Senior Manager of Information Technology @ (September 2018 - August 2020)
- Manager, Information Technology @ (January 2002 - August 2018)
- Production Support @ (May 2001 - January 2002)
Ryan Tetzlaff Education
- University of Minnesota
Bachelor of Science (B.S.) (Computer Science)
1996-2002
Ryan Tetzlaff Skills
- VMware
- Windows Server
- Active Directory
- Data Center
- Integration
- Microsoft SQL Server
- Project Management
- Troubleshooting
- IT Operations
- SharePoint
- IIS
- Enterprise Architecture
- Networking
- Disaster Recovery
- Firewalls
- Process Improvement
- Leadership
- Software Development
- Information Technology
- Program Management
- Sales
- Utilities
- Customer Service
Ryan Tetzlaff Summary
- Ryan Tetzlaff, based in Saint Paul, MN, US, is currently a Director IT and OT Cybersecurity at Open Systems International. Ryan Tetzlaff brings experience from previous roles at Open Systems International and Webhelp. Ryan Tetzlaff holds a 1996 - 2002 Bachelor of Science (B.S.) in Computer Science @ University of Minnesota. With a robust skill set that includes VMware, Windows Server, Active Directory, Data Center, Integration and more. Ryan Tetzlaff has 3 emails and 2 mobile phone numbers on RocketReach.
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