John Harrison

Experience

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  A2H - Engineers • Architects • Planners

  May 2017 - Oct 2018

  Information Technology Specialist

  •Provides first-tier technical support for all users. Troubleshoots hardware & software issues.•Provides technical support for network peripherals including phone system, data cabling, scanners, printers & plotters. Ensures availability of ink toner & other I.T. supplies.•Assist the I. T. Manager with server or network administration tasks as needed.•Use VBA to create & update forms and other macro-enabled documents.•Use PhP + MS SQL to develop and update the A2H intranet.•Data entry as needed or requested by Manager.•Provide any backup duties of I.T Manager as requested and on short notices. Show less

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  LSI - Logical Systems Inc.

  Nov 2018 - Feb 2021

  Information Technology Support Specialist

  •Assists in troubleshooting, maintenance, and repair of PC's, printers, terminals, etc., coordinating with technical support and vendors as necessary; coordinates with other IT staff to resolve hardware, software, and network problems.•Provides on-going support to all internal staff in the use of end-user hardware and software products.•Installs end-user hardware and PC software; ensures company employees know how to care for and maintain their terminals, printers, and PC's and understand procedures for data backup, network access, etc.•Ensures administrative control over the end-user hardware and software assets of the company, as well as related supplies and accessories, through maintenance of inventories, files, logs, etc.•Trains internal staff to use standard PC-based software tools.•Provides support to customers with the usage of on-line services.•Support IT Department with project implementation and process improvement.•Performs other job related duties as assigned. Show less

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  University of Arkansas ­- Sam M. Walton College of Business

  Feb 2021 - Feb 2023

  System Administrator

  •Design, implement and maintain VMware virtual desktop environment (VDI) for students, staff andfaculty.•Design, implement and maintain VMware virtual server environment (VSI) that supports key systemsand applications used by all Walton users.•Configure, upgrade, patch, and maintain physical and virtual servers/desktops.•Design, implement and configure physical rack and blade servers, switches and storage arrays in testand production environments.•Provision and optimize multiple storage arrays to support virtualization environments.•Provide end-user technical support for Walton users for VDI and server environments.•Work with central IT to collaborate with projects and designs for changes at the campus level whilesupporting the needs of the Walton College and its users. Implement and maintain multiple MSSQLserver deployment. Show less

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  Livewire Information Systems

  Sept 2022 - now

  •Strong understanding and demonstrated support for Microsoft technologies.•Expertise in Microsoft Office 365, including Exchange email, SharePoint, and OneDrive.•Proficiency in Windows AD user management and G Suite administration.•High-level Azure administration and virtualization experience•Troubleshooting expertise in servers, firewalls, routers, switches.•Knowledge and experience in networking principles.•Familiarity with pfSense & SonicWALL & FortiGates & UniFi.•Ability to create network diagrams and internal use documentation.•Hardware, networking, and PC operating system troubleshooting skills (Windows and Mac OS). Show less

  • Full-Time Senior Information Technology Consultant

    Feb 2023 - now

  • Part-Time Senior Information Technology Consultant

    Sept 2022 - Feb 2023
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  ITG

  Aug 2023 - Dec 2023

  Virtualization Engineer

  •Design and implement virtualized environments using VmWare to optimize performance and resource utilization for client systems.•Configure and manage network components, including routers, switches, firewalls, and VPNs, to ensure secure and efficient communication between systems and networks.•Administer Windows Server environments, handling installations, updates, patches, and troubleshooting to maintain high availability and system performance.•Collaborate with project managers and clients to understand infrastructure requirements and design appropriate solutions to meet their business needs.•Conduct regular system audits and performance monitoring to proactively identify potential issues and optimize system performance.•Implement security best practices and ensure compliance with industry standards to safeguard client data and infrastructure.•Provide tier 4 support for escalated issues related to infrastructure, collaborating with other teams to resolve complex technical challenges.•Document infrastructure configurations, changes, and procedures to maintain accurate and up-to-date records.•Stay updated with the latest technologies and industry trends to recommend innovative solutions and process improvements. Show less