MATIAS ARBULU
IT Technologies
Belen,NM
2
Languages
3
years of professional experience
Systems Administrator and security-focused IT professional with 2+ years of hands-on experience supporting multi-client Windows and Linux environments, Microsoft 365, Active Directory, virtualization, endpoint migrations, and enterprise infrastructure. Experienced administering Active Directory Domain Services (AD DS), Group Policy, DNS, DHCP, Microsoft Entra ID, user identity lifecycles, VMware and Hyper-V environments, and Windows Server systems. Proven ability to automate administrative workflows with PowerShell, troubleshoot complex endpoint and server issues, and execute infrastructure changes during off-hours to minimize business disruption. Currently pursuing a college degree while continuing to build professional experience in systems administration, infrastructure, and cybersecurity.
Work History
Systems Administrator
2 Years 7 Months- Led a multi-site Windows 10 to Windows 11 migration across 250+ endpoints, using PowerShell-based pre-migration health checks, backup procedures, Acronis imaging/cloning, and coordinated HDD-to-SSD hardware upgrades while scheduling deployments during off-hours to minimize user disruption.
- Administer 150+ Microsoft 365 user accounts across commercial client environments, including user provisioning and deprovisioning, security groups, license assignment through Pax8, Multi-Factor Authentication (MFA), permissions, and secure employee offboarding.
- Manage and maintain Active Directory Domain Services, including user and computer objects, Organizational Units, Group Policy Objects, security policies, auditing configurations, permissions, and endpoint standardization across client environments.
- Process and prioritize 50+ support requests per week through phone, email, and ticketing systems, troubleshooting hardware, software, authentication, networking, Microsoft 365, and line-of-business application issues.
- Deploy, patch, configure, and support Windows Server and Linux virtual machines across VMware and Hyper-V environments; assist with firewall configuration, internal DNS/DHCP services, operating system maintenance, and infrastructure troubleshooting.
- Troubleshoot complex client infrastructure and endpoint issues including storage saturation caused by PDF indexing, workstation performance degradation, multifunction scanner integrations, QuickBooks database/licensing issues, user access problems, and Microsoft productivity applications.
- Perform system imaging, backup, recovery, hardware replacement, software deployment, patching, and workstation lifecycle management across heterogeneous business environments.
- Develop PowerShell automation to streamline system health checks, migration preparation, repetitive administrative tasks, and endpoint support workflows.
- Assisted clients with troubleshooting and resolving IT problems remotely.
Production / Technical Operations Associate
- Operated and monitored industrial production equipment while maintaining strict quality-control, safety, and process-compliance requirements.
- Used precision Vernier measurement and calibration instruments to verify dimensional specifications and maintain production tolerances.
- Recorded and analyzed operational data, using digital tools including Google Colab to support production tracking, material accountability, and process improvement.
Education
Bachelor of Science - Computer Engineering
Degree in Progress
Skills
Systems & Identity: Active Directory Domain Services (AD DS)
Group Policy (GPO)
Organizational Units (OUs)
Microsoft Entra ID / Azure AD
LDAP
NTFS Permissions
SMB
DFS
Advanced Audit Policy
User & Group Administration
Access Control
Microsoft 365 & Cloud: Microsoft 365 Admin Center
Exchange / Outlook
SharePoint
Microsoft Teams
MFA
License Administration
Pax8 Marketplace
Server & Virtualization: Windows Server 2025/2022/2019/2016
VMware ESXi
VMware Workstation
Microsoft Hyper-V
Virtual Machine Deployment
Server Hardening
Clustering
NIC Teaming
Replication
Linux: Red Hat Enterprise Linux (RHEL)
Ubuntu Linux
Bash
BIND9
Apache
UFW
Networking: TCP/IP
IPv4
DNS
DHCP
ARP
ICMP
UDP
HTTP/HTTPS
TLS/SSL
SNMP
SMTP
Wi-Fi
Ethernet
VPN Technologies
Network Troubleshooting
Endpoint & Systems Management: SCCM
WSUS
WDS
Acronis Backup & Recovery
ServiceNow
SolarWinds
Remedy
Data Recovery
System Imaging
Patch Management
Automation & Scripting: PowerShell
Bash
Applications: Microsoft Office Suite
Visio
Project
Adobe Creative Cloud
Google Workspace
QuickBooks Support
Apache
Tomcat
Hardware: Dell PowerEdge Servers
HP ProLiant Servers
SSD/HDD Storage
Printers
Multi-Function Devices
Scanners
UPS Systems
Firewalls
Mobile Devices
System upgrades
System monitoring
Technical support
ADDITIONAL TECHNICAL EXPERIENCE
Hands-on experience with Windows Server administration, Active Directory forests and domains, DNS/DHCP infrastructure, Group Policy deployment, Windows/Linux virtualization, firewall configuration, security auditing, system migration, backup and recovery, Microsoft 365 administration, and infrastructure troubleshooting.
Languages
Spanish
Native or Bilingual
English
Native or Bilingual
Timeline
Production / Technical Operations Associate
Colorcon
01.2025 - 01.2025Read More
Systems Administrator
IT Technologies
01.2024 - CurrentRead More
University of New Mexico
Bachelor of Science from Computer Engineering
Read More