John Allison
Owner/Operator/Information Systems Engineer at GuenTech | Vernon, Arizona, United States
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John Allison is a seasoned Information Systems Engineer and the Owner/Operator of GuenTech, where he leverages his extensive expertise in information technology to deliver high-quality, mission-critical services. With a robust background in systems administration, security management, and database administration, John has established himself as a versatile leader in the IT sector. His current role involves hosting internet services for 24 domains, where he personally builds, configures, and maintains all hosting environments, ensuring they operate seamlessly around the clock.
At GuenTech, John excels in providing comprehensive consultation and support to clients, focusing on LAN/WLAN design and implementation. His hands-on approach enables him to tailor custom server and PC installations, ensuring that each network configuration meets the unique needs of his clients. His proficiency in firewalls, Active Directory, and information security allows him to create secure and efficient networking environments, while his knowledge of the Internet Protocol Suite (TCP/IP) and Dynamic Host Configuration Protocol (DHCP) ensures reliable connectivity.
John's commitment to excellence is evident in his meticulous attention to detail and his ability to thrive in fast-paced, challenging environments. His expertise in SQL database management further enhances his capability to deliver robust data solutions. As he continues to drive innovation at GuenTech, John remains dedicated to empowering his clients with the technology they need to succeed, all while fostering a culture of security and reliability in every project he undertakes.
Owner/Operator/Information Systems Engineer at GuenTech in April 1996 to Present
Sr. Principal Database Engineer (MS SQL) at Shutterfly, Inc. in March 2017 to Present
Client/Server Programmer IV at Intel Corporation in February 2017 to March 2017
Senior Database Administrator at SolarCity in November 2014 to November 2015
Senior Production Systems Administrator at PeopleFinders in January 2011 to November 2014
IT Manager/Systems Administrator/Engineer at Concept Corporation in January 2009 to December 2010
Systems Administrator/IT Manager at Interpress Technologies in August 2006 to December 2010
Sys Admin at Avistar Communications in January 2006 to January 2006
Systems Support Administrator II at Finisar in March 2002 to February 2003
Systems Engineer/Support Engineer at Lyris Technologies in June 2001 to February 2002
Systems Administrator/Security Administrator at CommTouch Software in September 1999 to May 2001
Team Lead SSD Y2K PC Project at IBM in July 1998 to August 1999
Petty Officer Second Class at US Navy in April 1989 to April 1993
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System Administration
Servers
Windows Server
Integration
Network Security
Virtualization
Microsoft SQL Server
VMware
Linux
Firewalls
Operating Systems
Software Development
Active Directory
Hardware
DNS
Network Administration
TCP/IP
Microsoft Exchange
Perl
Information Security
Computer Hardware
Networking
Bash
Troubleshooting
Storage Area Network (SAN)
Data Center
Security
Databases
Information Technology
Linux System Administration
Internet Protocol Suite (TCP/IP)
User Datagram Protocol (UDP)
Storage Solutions
Microsoft Azure
Network Engineering
Infrastructure
Solaris
Windows
Dynamic Host Configuration Protocol (DHCP)
Computer Security
Storage
Virtual Private Network (VPN)
High Availability
VMware ESX
System Deployment
Unix
Cisco Systems Products
Internet Information Services (IIS)
SQL
Software Installation
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What is John Allison email address?
Email John Allison at [email protected]. This email is the most updated John Allison email found in 2026.
How to contact John Allison?
To contact John Allison send an email to [email protected]. (updated on October 31, 2024)
What company does John Allison work for?
John Allison works for GuenTech
What is John Allison's role at GuenTech?
John Allison is Owner/Operator/Information Systems Engineer
What is John Allison's Phone Number?
John Allison's phone (602) ***-*555
What industry does John Allison work in?
John Allison works in the Software Development industry.
John Allison Email Addresses
John Allison Phone Numbers
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