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John Koonce Email & Phone Number
Unix Administration and DBA
at
Snap-on
LinkedIn matched
✓ Verified August 2026
3 data sources
Profile completeness 86%
Current company
Role
Unix Administration and DBA
Location
Woodstock, Illinois, United States
Company size
Who is John Koonce? Overview
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Quick answer
John Koonce is listed as Unix Administration and DBA at Snap-on, a with 6895 employees, based in Woodstock, Illinois, United States. AeroLeads shows a matched LinkedIn profile for John Koonce.
John Koonce previously worked as Lead System Administrator at At&T and Operations Specialist at Kraft Foods North America Inc. John Koonce holds Bachelor'S Degree (Cum Laude), Computer And Information Systems Security/Information Assurance from Devry University.
Company email context
Email format at Snap-on
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Snap-on
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Profile bio
About John Koonce
I currently work as a Linux systems engineer / Database administrator, building and supporting hardware and software updates, upgrades, patches and security. I have well over 21 years in the business and enjoy new challenges in IT. I started working for AT&T in 2003 and have worked on and adapted to the changes from common voice telephony through Time Division multiplexing (TDM) voice circuits to IP telephony which is the current standard. Building and maintaining Sonus GSX9000'sm and Oracle SBC. All software in this environment running on 90% Linux with the remainder spread out between Cisco ISO, Microsoft Windows, and Oracle SQLPlus. I have also adapted through the years to focus on cloud computing to support AT&T's services residing in PAAS Microsoft Azure environment.
Current workplace
John Koonce's current company
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Snap-On
3 roles
John Koonce work experience
A career timeline built from the work history available for this profile.
Lead System Administrator
CurrentI provide level 3 escalation support to AT&T internal services and external retail customers across 5 national datacenters. (Hardware incudes Cisco 9500, Cisco 3845, Cisco 3750, HP ProLiant BL460c G9, Ribbon GSX9000, IBM BladeCenter Chassis (8852), Dell R940xa, F5 Big-IP (10150s)). Software OS includes Linux, Unix, Microsoft, Oracle, Cisco, Genesys, Ribbon. Also provide software OS and application testing, manage test and turnups, configuration changes and monitoring of TDM Voice and Voice over IP (VOIP) circuits.I contribute to tools development and create shell scripts for platform verification and service resets. Also build report scripts for management/PM requirements to allow for customer requested data audits.
Nov 2003 - Present
Operations Specialist
Worked in an IT operations support role supporting users access to systems and directing tickets to appropriate groups to address hardware issues.
May 2003 - Nov 2003
2 education records
John Koonce education
Bachelor'S Degree (Cum Laude), Computer And Information Systems Security/Information Assurance
FAQ
Frequently asked questions about John Koonce
Quick answers generated from the profile data available on this page.
What company does John Koonce work for?
John Koonce works for Snap-on.
What is John Koonce's role at Snap-on?
John Koonce is listed as Unix Administration and DBA at Snap-on.
Where is John Koonce based?
John Koonce is based in Woodstock, Illinois, United States while working with Snap-on.
What companies has John Koonce worked for?
John Koonce has worked for Snap-On, At&T, and Kraft Foods North America Inc.
How can I contact John Koonce?
You can use AeroLeads to view verified contact signals for John Koonce at Snap-on, including work email, phone, and LinkedIn data when available.
What schools did John Koonce attend?
John Koonce holds Bachelor'S Degree (Cum Laude), Computer And Information Systems Security/Information Assurance from Devry University.
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