Eamon O'Huallachain

Phoenix, AZ 85032 | LinkedIn

EXPERIENCE

Matthews Real Estate Investment Services- Phoenix, AZ

11/2022 - Present

Senior Systems Administrator

• Developed a PowerShell onboarding script that streamlined the new hire process for 30+ employees per month
• Overcame logistical challenges to establish new offices in remote locations, leveraging local resources and innovative solutions to meet project deadlines.
• Demonstrated expertise in Meraki network equipment by configuring MX security appliances and MS switches, optimizing network performance and reducing downtime
• Developed and implemented new Group Policy Objects (GPOs) to enforce security policies and standardize configurations across a Windows domain network

MGA Home Healthcare LLC, Scottsdale, AZ

01/2020 - 10/2022

Information Technology Manager

• Hired and managed a team of 8 exceptional IT team members, Team Leaders, Systems Administrators, Help Desk technicians, and field implementation engineers
• Maintained $2M+ annual technical budget and outperformed expectations
• Reduced licensing costs totaling $750,000 while renegotiating supplier contracts to produce an additional $100k in annual technical overhead cost reduction
• Acting information security manager, responsible for cybersecurity,and HIPAA complianceoversight
• Leadership team member reporting directly to MGA's CTO and CISO
• Architect of technical design, cloud transition, strategy and innovation of the company's Enterprise Healthcare platform serving nearly 3000 clinicians, field staff and corporate employees
• Departmental leadership and mentoring for establishing, revising, and implementing corporate policies and procedures
• MGA's “technical voice” communicating changes to employees and responsible forsuccessfully deploying business driveninitiatives
• Migrated file servers to SharePoint 365, improving accessibility and collaboration while reducing maintenance costs
• Implementation of transition redirected folders from physical servers to OneDrive.
• Created robust processes that reducedemployeeonboardingtimeby 50% and reduced errors by establishing templated forms, auditing processes, and meeting quarterly with local leadership to discover improvements
• Designed and implemented Intune/Endpoint services for 3000+ Samsung S4/5 Tablets and 1000+ Lenovo, Dell, HP, and Microsoft Surface laptops
• Designed and implemented “Bring Your Own Device” through Intune/Endpoint services for Android and IOS devices to increase flexibility of the overall enterprise platform
• Overhauled network topography by implementing a distributed high availability, secure, and fault tolerant software-defined wide area network across 18 sites
• Ensured 24x7 mission-critical systems were available utilizing virtualization, automated network failover, and cloud services
• Deployed SaaS services including Sophos, Dashlane, Exclaimer, TeamViewer, Lucid Chart, Ruckus, Kaseya, Solarwinds Helpdesk, and Verkada security suite
• Coordinated the transition of cloud-native security information and event manager (SIEM) from AlienVault to Microsoft Sentinel
• Ensuredall technical infrastructure componentswereproperly interrogated, implemented, managed, adopted, and leveraged,maximizing return on investment.
• Researched and implemented new technologiesbyevaluating the cost, capabilities, risk, user impact, support requirements, delivery time, and administrative requirements determining true product value.

Zoe Holding Company Inc.,Phoenix, AZ

06/2019 - 01/2020

Information Technology Manager

• Managed and mentored a dynamic 5-person team
• Led planning and implementation of new offices and movement of infrastructure. Moved 7 offices including the main corporate location.
• Implemented Backup Management of 40 servers with Veeam
• Maintained ZERO loss of HIPPA secured computers.
• Organized a proprietary training program for employees to improve efficiency and remove friction between IT and business operations
• Refreshed hardware 1000+ laptops for office staff & 2000+ tablets for field nurses

Jr. Systems Administrator

07/2017 - 6/2019

• Deployed/Managed 2000+ Samsung Tablets using Azure Intune and Knox Configure
• Deployed/Managed/Maintained 40 Windows Server 2008, 2012 R2, and 2016 VMs and Hosts in a the Hyper-V server environment
• Investigated and identified cyber threats from viruses, malware, and phishing.
• Designed and built datacenter including HPE Servers, Aruba Network, and Eaton UPS backup power solution.
• Trained employees in 9 offices nationwide across multiple departments on network operations including log-in procedures, software, permissions, printing issues, security and use of software.
• Wrote PowerShell automation scripts and reports using ISE and Visual Studio Code
• Managed and maintained the domain administration of Active Directory, GPO, Share Drives, Office 365 and Exchange in an enterprise environment.
• Managed Trend Micro Office Scan 11 server / Deployed Trend to all workstations
• Deployed and Managed Atlassian Jira Service Desk and Confluence

Southwest Key Program Inc., Mesa, AZ

8/2016 - 07/2017

IT Specialist

• Comprehensive understanding of server and network hardware and software in an enterprise environment
• Install, configure, and maintain server, desktop, laptop, network, and software.
• Owned assigned tasks and provide excellentcustomerservice in a respectful and responsive manner.
• Mitel telephone administration including setting up VOIP phones and employee configurations.
• PowerShell and Batch scripting

Crexendo Inc.,Tempe, AZ

12/2014 - 08/2016

Windows Systems Administrator

• Administered Windows 2008 R2 and 2012 servers and Exchange 2010-2013 environments for two sites.
• Maintained 99.99% uptime by conducting server scheduled maintenance, updates, and patches.
• Managed and maintained the domain administration of Active Directory, GPO, Share Drives, and Exchange in an enterprise environment.
• Coordinated with vendors and maintained relationships e.g. purchases, licensing, warranties, installation, and maintenance.
• Took ownership of assigned tasks and provided excellent customer service in a respectful and responsive manner.
• Actively participated in expansion of network infrastructure and management of existing equipment.
• Resolved LAN and WAN connectivity issues with patch panel and Cisco 37xx Switches.
• Collaborated with staff at every level of the organization and applied sound business judgment in decision-making.
• Trained employees across multiple departments on IT operations including login procedures, permissions, printing issues, security, mobile applications, and use of software.
• Administered third party applications Symantec Endpoint Protection, Trend Micro, Lansweeper, Backup Exec 2012, NetBackup 7.0, Startmeeting, Adobe EchoSign, Adobe Acrobat Pro, Salesforce, and Pro-Watch 3.80.
• PowerShell, Batch scripting, and Lansweeper deployment scripting.
• Documented and consolidated the Standard Operating Procedures, knowledge base, and FAQs.

EDUCATION

M.S., Information Systems, 2011– UNIVERSITY OF PHOENIX, Phoenix, AZ

B.S., Regional Development, minor in Business Administration, 2004 - UNIVERSITY OF ARIZONA, Tucson, AZ