Jonathan Keefe Email & Phone Number
Principal Network Security Engineer @ Summit Credit Union
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Jonathan Keefe Location
- Madison, WI, US
Jonathan Keefe Work
- Principal Network Security Engineer @ (October 2025 - Present)
- Cyber Security Engineer and Cyber Security Architect @ (December 2023 - November 2025)
- Principal Network Security Engineer @ (November 2021 - July 2025)
- Senior Network Security Engineer @ (January 2020 - November 2021)
- Senior Network Engineer @ (October 2018 - November 2021)
- Network Engineer @ (August 2016 - October 2018)
- Network Engineer @ State of Wisconsin Department of Administration, Division of Enterprise Technolo (July 2015 - August 2016)
- System Consultant @ (October 2014 - July 2015)
- Network Engineer @ (November 1998 - October 2014)
- Printer and Copier Repair Technician @ Shadow Fax (April 1996 - November 1998)
Jonathan Keefe Education
- Herzing University-Madison
Associate of Science (A.S.) (Electrical and Electronics Engineering)
1991-1994 - Delavan Darien High School
High School Diploma
1987-1991
Jonathan Keefe Skills
- Network Design
- Networking
- Microsoft Exchange
- Microsoft Operating Systems
- Microsoft SQL Server
- Firewalls
- Cisco Systems Products
- Cisco Technologies
- System Administration
- Sonicwall
- Dell PowerEdge Servers
- Aruba Wireless
- VMware
- HP Procurve
- Operating Systems
Jonathan Keefe Summary
- Jonathan Keefe, based in Madison, WI, US, is currently a Principal Network Security Engineer at Summit Credit Union. Jonathan Keefe brings experience from previous roles at WPS—A health solutions company. Jonathan Keefe holds a 1991 - 1994 Associate of Science (A.S.) in Electrical and Electronics Engineering @ Herzing University-Madison. With a robust skill set that includes Network Design, Networking, Microsoft Exchange, Microsoft Operating Systems, Microsoft SQL Server and more. Jonathan Keefe has 1 emails and 2 mobile phone numbers on RocketReach.
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Top Summit Credit Union Employees
Kim Sponem
CEO and President
Madison, WI, US
Christopher Hefter
Chief Information Officer
Madison, WI, US
Rebecca Gerothanas
Chief Operations Officer
Cottage Grove, WI, US
Keith Peterson
Chief Financial Officer
Madison, WI, US
Mel T.
VP, Treasury Management
Milwaukee, WI, US
Tara Klun
Vice President
Madison, WI, US
Sarah Campagna
Managing Vice President - Financial Empowerment
Madison, WI, US
Gina Sorenson
Vice President Business Services
Racine, WI, US
Jim Holden
VP-commercial lending
Waunakee, WI, US
Nicholas Werner
Vice President Finance
Milwaukee, WI, US
Greg Cunningham
Vice President - Digital Technology
Madison, WI, US
Kristin Nesbitt
Vice President Loan Operations
Madison, WI, US
Julie Spitzack
Vice President Business Services
Middleton, WI, US
Rachel Dumke
VP, Learning and Development
Hubertus, WI, US
Aaron Hurt
Freelance Author
Madison, WI, US
Craig Coleman
Vice President - Business Services
Madison, WI, US
Vicki Ryan
VP - Branch Sales and Service Delivery
DeForest, WI, US
Ric Mathias
Chief Services Officer
Madison, WI, US
Rebecca Freitag
VP, Vendor and Risk Management
Madison, WI, US
Rob Melin
Vice President - Business Lending Services
Milwaukee, WI, US
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