Systems Administrator Technical Support

Raymond J. Oreiro

IT Systems Administrator Technical Support Analyst Network & Systems Engineer

Email: *************@*****.*** Phone: 509-***-**** Location: Los Angeles, CA LinkedIn: LinkedIn

Objective

Detail-oriented and highly experienced IT professional seeking full-time employment in an innovative, growth-driven company. Adept in deploying, managing, and supporting a broad spectrum of systems, networks, and user services with a strong focus on enterprise IT infrastructure, user support, and cybersecurity.

Education

New Horizons Computer Learning Center, Spokane, WA

Network & Computer Systems Administrator Program — Sep 2014 – Feb 2015

Certifications:

- CompTIA A+, Network+, Security+

- Microsoft Windows 8.1

- Microsoft Server 2012

Omak High School — Sep 2005 – June 2009

Core IT Skills & Technical Proficiencies

- **Operating Systems:** Windows 7-11, macOS, Windows Server 2012/2019

- **Directory Services:** Active Directory (9+ years), Azure AD, Apple School Manager

- **Cloud & SaaS:** Office 365 Administration, Google Workspace, Citrix Workspace, Slack

- **Systems Management:** JAMF (4+ years), SCCM, SmartDeploy, VMware ESXi 6.7+, Hyper-V

- **Network Technologies:** Firewall admin (Sophos, SonicWall), switch OS upgrades, network monitoring

- **Remote Tools & Support:** RDP, Zoom troubleshooting, ServiceNow, SolarWinds, Web Helpdesk

- **Project Management:** Led several audio-visual, deployment, and upgrade projects to completion

- **Security:** Firewall configuration, user access controls, endpoint security compliance

- **Audio/Visual Systems:** Event coordination, AV systems setup for 1500+ attendees

Professional Experience

UCLA Administrative Information Systems — IT Support Specialist

Sep 2022 – Present Los Angeles, CA

- Remote technical support for software, accounts, Office 365, and Citrix issues

- JAMF deployment and Apple device enrollment/setup

- Software installation, system imaging, and endpoint patching

- New user onboarding and Zoom/Slack troubleshooting

- Azure AD provisioning and user management

Conejo Valley Unified School District — IT Systems Support Analyst

Jun 2022 – Sep 2022 Thousand Oaks, CA

- Managed server environments (Windows Server 2012/2019, Rubrik backup)

- Supported hybrid environments including AD, GSuite, and Apple systems

- Administered Office 365 and Classlink integrations

- Troubleshooting of server/network issues and telecom coordination

Btech — System Administrator

Mar 2022 – Jun 2022 Pasadena, CA

- Deployed VMware ESXi and managed virtual machines

- Conducted Cisco switch OS upgrades and planned infrastructure improvements

- Managed firewall rules across Windows, Sophos, and SonicWall appliances

LRW/Material+ — Technical Support Analyst

Jan 2022 – Mar 2022 Century City, CA

- Created and managed AD/Azure/Office 365/Google Workspace accounts

- Performed application access setup and license management

- Provided end-user troubleshooting for software and accounts

Aptiv Advanced Engineering — IT Support Specialist

Jun 2021 – Jan 2022 Agoura Hills, CA

- Handled site-wide IT hardware/software support including patching and deployments

- Supported MATLAB, Teams, and other engineering-specific applications

- Used ServiceNow to manage incident resolution and change requests

- Provided on-site and remote user support and training

Colville Confederated Tribes – IT Department

Various Roles Sep 2016 – May 2021 Nespelem, WA

- Managed AD and Exchange accounts, supported 1,000+ user enterprise

- Led Windows 10 migration and SmartDeploy deployment initiatives

- Installed/configured servers (2008/2012), RAID, and NAS (Buffalo) storage

- Administered SmartDeploy imaging, printer setups, and AV systems for public events

- Assisted in security camera setup and network configuration

- Provided user training in Microsoft Office Suite (Basic to Advanced)

- Managed ticketing with SolarWinds and Web Helpdesk

Certifications & Technical Training

- CompTIA A+, Network+, Security+

- Microsoft Windows 8.1 / Server 2012

- JAMF Pro

- SmartDeploy

- ServiceNow ITSM

- Microsoft Office Suite Trainer (Word, Excel, Access, Publisher, PowerPoint)

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