John Greenfelder Location
Centreville, VA, US
John Greenfelder Work
- 2022 - now Unix Systems @ TNC
- 2020 - 2021 System Administrator @ GoDaddy Registry
- 2018 - 2020 Systems Administration Manager @ Neustar, Inc.
- 2016 - 2017 Senior Cloud Engineer @ Charter
- 2011 - 2017 Senior Infrastructure Administrator @ Time Warner Cable
- 2006 - 2011 Unix Engineer 3 @ Lowe's Companies, Inc.
- 2003 - 2006 Senior Systems Administrator @ AOL
- 2002 - 2003 Systems Administrator @ Ajilon
- 2000 - 2001 Trainer and Consultant @ BindView
- 2000 - 2001 Systems Administrator @ ClickAction Inc.
John Greenfelder Education
- East Central University1991 - 1995
John Greenfelder Summary
John Greenfelder, based in Centreville, VA, US, is currently a Unix Systems at TNC. John Greenfelder brings experience from previous roles at Godaddy Registry, Neustar, Inc., Charter and Time Warner Cable. John Greenfelder holds a 1991 - 1995 East Central University. John Greenfelder has 6 emails and 1 mobile phone numbers on RocketReach.
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