Colin Sudillo
Summary
Experienced IT professional with a strong background in customer support. Proficient in system administration, project management, and technical support. Skilled in problem-solving and optimizing performance. Capable of managing projects and collaborating effectively with cross-functional teams. Committed to continuous learning and staying current with industry trends to contribute to organizational success.
Overview
10
10
years of professional experience
Work History
IT Systems Engineer
I.T. Resources LLC
East Hartford
11.2024 - Current
- Support and maintain client computing environments - Laptops, desktops, servers, Sophos firewalls, Sophos MDR/EDR, routers, switches, printers, Datto Backup & BCDR, and other network equipment remotely and on-prem
- Provision, upgrade, decommission, or migrate any client-based Windows Servers as needed
- Resolve complex issues related to Windows PC operating systems, server operating systems, network devices, applications, and security related issues utilizing various remote tools
- Travel onsite to client offices to resolve issues that cannot be resolved remotely
- Install newly provisioned equipment at client sites including assisting other engineers with project-related work
- Document work via AutoTask ticketing system and creation of knowledge base quick reference guides
- Installation of client/server applications, operating systems, and other client-owned software
- Familiarity & expertise in many phases of client organizational IT needs
- Provide technical support for end-users by troubleshooting hardware and software issues remotely or onsite.
- Implemented security measures to protect data from unauthorized access or modification.
- Troubleshooted technical issues related to servers, networks, storage systems, virtualization platforms and other IT infrastructure components.
IT Consultant
CT Department of Public Health
Hartford
11.2022 - 08.2024
- Utilize a significant understanding of technologies, such as Windows Server 2016-2022, VMware, VMWare Horizon, Pure Storage, Cisco networking & UCS, VOIP, SCCM
- Deploy Microsoft SCCM system configuration applications, packages, and updates with continued monitoring
- Utilize working knowledge, administration, implementation, and configuration of VMWare ESXi server and VCenter to triage issues with virtual servers, user VMs, hosts, or machine pools
- Creation of ongoing documentation, IT processes, and SOPs
- Revamp internal IT Orientation presentation materials as well as onboarding process & procedures
- Devise and conduct pre & post benchmarking metrics for moderate to complex projects involving cross-functional teams and executive level decision makers
- Complete support issues with high urgency via phone, email, or remote support software tools
- Assist with planning & implementation of virtual & physical server migration to off-site data center using VMWare HCX migration tools
- Planned & implemented an IT project plan for an ongoing agency-wide workstation refresh, using the Microsoft Bookings scheduling service
- Designed and implemented employee technical training for Avaya VoIP softphone
- Experienced in creating innovative and tailored solutions to meet the changing business requirements
- Support the integration of information security in developing, designing, and implementing user data security best practices
- This applies to the CT Dept of Public Health and across other state agencies
- Developed project metrics to follow system build-out progress.
- Managed multiple ongoing projects simultaneously while meeting deadlines effectively.
- Conducted user training sessions to ensure that all users were able to use new technology efficiently.
- Performed research on latest technologies and trends in the IT industry to make recommendations to clients.
QA Tester
Facebook/META VR & Reality Labs via Tests Assured
Arlington
12.2021 - 08.2022
- Perform hardware and software configuration testing on prototype devices through Android Debug Bridge tools and Python scripts
- Collaborate across teams to discover, triage, document, and resolve known bugs and/or issues
- Execute on average 4 detailed & in-depth daily scenarios to find bugs or flaws in unreleased software builds with a high level of precision and autonomy
- Lead onboarding and training for recently hired team members
- Document bug findings in accordance with SOPs
- Excellent documentation skills; enter technical logs, details, and screenshots into internal databases
- Produced test scripts for new automated software testing rounds.
IT Support Analyst
Bloomberg Industry Group
Arlington
09.2019 - 09.2021
- Support & implementation of highly available IT Systems
- Document & resolve all issues and contribute to the management of the IT knowledge base
- VCenter, ESXi, & Citrix administration for VDI workstations
- Ensure all work is logged and updated using our proprietary ticketing system: JIRA & Confluence
- Implement Data storage migration project from on-prem network shares to cloud technologies
- Familiarity with SQL scripts and running SQL queries for web application account provisioning
- Administering updates on ESXi Windows hosts including SQL servers, WSUS, & VDI workstations
- Administering WSUS for upgrades on Windows Servers (Various versions) as well as managing DHCP
- Analyze and solve complex IT related tasks related but not limited to: hardware, networking, wireless and audio & visual technologies, VPN, VMWare, Remote Desktop tools, Citrix VDI, security protocols, & other application support
- Experience with Azure Admin, Active Directory, and MS365 Global Admin
- Familiar with managing/organizing users within AD or Domain as well as creating & managing group policies and troubleshooting GPO’s
- Understanding project management with direct experience in large scale data migrations
- Experience with backup & disaster recovery software such as Veeam, Carbonite, or Carbon Black
Senior Desktop Support Technician
Hanover Research Council
Arlington
12.2018 - 07.2019
- Managed the daily activities of configuration and operation of IT systems
- Developed and conducted new hire IT orientation on best practices, procedures, software and equipment
- Maintained internal and user-facing documentation for all managed services
- Analyzed and solved complex IT related tasks related but not limited to: Office 365 Admin, Salesforce, hardware, networking, printing, wireless and audio and visual technologies, VPN, Remote Desktop tools, MS 365, LastPass Admin, VOIP Phones, security protocols, and other applications
- Developed and maintained documentation related to desktop support procedures.
- Answered user inquiries to resolve computer software or hardware operation problems.
- Developed training materials and procedures or trained users in proper use of hardware or software.
- Assisted with network administration tasks such as user account setup and maintenance.
- Conducted research into new technologies to assess their usefulness in meeting organizational needs.
- Resolved service requests by individually troubleshooting and addressing user issues.
- Managed inventory of IT assets including laptops, PCs, mobile devices .
- Utilized advanced technical skills and expertise to troubleshoot complex problems and implement solutions.
Senior IT Analyst
Exelon Energy Services (Formerly Pepco)
Washington
11.2015 - 10.2018
- Served as the executive-level support lead for Office 365 Migration
- Configured compliant workstations to meet company regulated information security protocols including complex user passwords, security patch updates, email phishing precautions, workstation encryption, and other daily risks involved with employees and company data
- Performed analytical, technical, and administrative work in the installation of new software and applications
- Trained users on proper usage of new technologies or applications deployed in the organization.
- Managed the installation and configuration of new computer systems in the network environment.
- Created technical documentation for IT systems and procedures.
- Provided guidance on best practices related to IT policies, procedures and standards.
- Diagnosed complex system problems and developed solutions to resolve them quickly.
- Analyzed user requirements to develop effective technical solutions that meet business objectives.
- Resolved escalated customer service requests related to IT operations.
IT Analyst
Primatics Financial
McLean
03.2015 - 09.2015
- Provide technical support for 450 employees both onshore and offshore in Karachi, Pakistan
- Performed environment implementation and maintenance for both local and virtual machines/servers
- Configure and implement Remote Access Solutions and maintained and monitored virtual data and user configuration using Citrix XenApp and XenCenter
- Maintained user administration through appropriate rights and permissions
- Facilitated one-on-one and group onboarding orientation for IT policies and procedures
- Expanded or modified system to serve new purposes or improve workflow.
- Configured networks, servers, storage devices and other equipment as per client requirements.
- Collaborated with team members to deliver projects within scheduled deadlines.
- Provided training to end-users on how to use newly deployed systems effectively.
- Provided support to end-users in troubleshooting application issues.
- Resolved complex technical issues by providing innovative solutions.
- Utilized advanced technical skills and expertise to troubleshoot complex problems and implement solutions.
- Assisted with customer requests and answered questions to improve satisfaction.
- Demonstrated strong problem-solving skills, resolving issues efficiently and effectively.
Education
Bachelor’s Degree - Physical Education
Appalachian State University
Skills
- AutoTask
- Sophos
- Ubiquiti Unifi
- Hyper-V
- ScreenConnect
- Datto RMM
- Barracuda
- SonicWall
- SCCM
- VMWare VCenter/ESXi/Horizon
- PowerShell
- SharePoint
- SharePoint Migration Manager
- SQL
- Teams
- Cisco WebEx
- Slack
- JIRA
- Confluence
- Remote Desktop Manager
- MS 365 Admin
- XenCenter
- XenMobile
- OKTA SSO
- HP Service Manager
- Windows Server 2012-2025
- RDP
- SAP
- CiscoAnyConnect
- TeamViewer
- Google Enterprise
- MS Exchange
- DNS
- Symantec VIP
- Spiceworks
- Manage Engine
- GoToAssist
- BMC
- Active Directory
- DHCP
- WSUS
- Windows OS
- Mac
- PuTTy
- Wireshark
- Avaya VoIP
- Polycom RingCentral VoIP
- QNAP
- Synology
- ProxMox
- Sonos
- MFA apps
- BitWarden
- LastPass
- Keeper
- GalacticScan
- Datto
- Sophos Firewalls
- Cisco UCS
- HP/Lenovo/IBM/Dell Laptop/Desktop break-fix
- IOS
- Android
- Tablets
- Document centers
- A/V configuration
- Cisco Switching
- Ubiquiti Gateways
- Fiber/Cat 5/6 cabling
- Fortinet
- Pure
- NAS/SAS devices
- Wireless AP’s
- VoIP Phones
Contract Work
- Desktop Support Specialist, TCS, 07/01/14, 03/31/15, Contract role supporting 3000 users at Price Waterhouse Coopers.
- Desktop Technician and Team Lead, Acentia, 12/01/13, 05/31/14, Contract role supporting large-scale Windows 7 migration project with Department of Labor.
- Windows 7 Deployment Technician, Unisys, 09/01/13, 11/30/13, Contract role supporting Windows 7 and Office 2010 migration at Capital One.
- Deployment Technician, TEKSystems, 06/01/13, 09/30/13, Contract role supporting Windows 7 refresh with Loudoun County, VA Public Schools.
Technology Summary
AutoTask, Sophos, Ubiquiti Unifi, Hyper-V, ScreenConnect, Datto RMM, Barracuda, SonicWall, SCCM, VMWare VCenter/ESXi/Horizon, PowerShell, SharePoint, SharePoint Migration Manager, SQL, Teams, Cisco WebEx, Slack, JIRA, Confluence, Remote Desktop Manager, MS 365 Admin, XenCenter, XenMobile, OKTA SSO, HP Service Manager, Windows Server 2012-2025, RDP, SAP, CiscoAnyConnect, TeamViewer, Google Enterprise, MS Exchange, DNS, Symantec VIP, Spiceworks, Manage Engine, GoToAssist, BMC, Active Directory, DHCP, WSUS, Windows OS, Mac, PuTTy, Wireshark, Avaya VoIP, Polycom RingCentral VoIP, QNAP, Synology, ProxMox, Sonos, MFA apps, BitWarden, LastPass, Keeper, GalacticScan, Datto, Sophos Firewalls, Cisco UCS, HP/Lenovo/IBM/Dell Laptop/Desktop break-fix, iOS, Android, tablets, document centers, A/V configuration, Cisco Switching, Ubiquiti Gateways, Fiber/Cat 5/6 cabling, Fortinet, Pure, NAS/SAS devices, Wireless AP’s, SonicWall, VoIP Phones, Sonos
Timeline
IT Systems Engineer
I.T. Resources LLC
11.2024 - Current
IT Consultant
CT Department of Public Health
11.2022 - 08.2024
QA Tester
Facebook/META VR & Reality Labs via Tests Assured
12.2021 - 08.2022
IT Support Analyst
Bloomberg Industry Group
09.2019 - 09.2021
Senior Desktop Support Technician
Hanover Research Council
12.2018 - 07.2019
Senior IT Analyst
Exelon Energy Services (Formerly Pepco)
11.2015 - 10.2018
IT Analyst
Primatics Financial
03.2015 - 09.2015
Bachelor’s Degree - Physical Education
Appalachian State University