System Administrator
7+ years exp
1+ project
PowerShell
Active 12 days ago
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Overview
Technical skills
Timeline
Roles
Overview
Infrastructure and systems professional with 12+ years of hands-on experience supporting on-premises and hybrid environments. Founder of an MSP since 2019, leading client operations across Windows Server, Active Directory, networking, security, monitoring, backup/recovery, and PowerShell automation. Previously served as the sole infrastructure specialist for a transportation company, delivering Tier 1 to Tier 3 support across multiple locations.
Phone
Technical skills
PowerShell
DevOps
Windows
VMWare
Windows Server
TCP/IP
Ubuntu
DHCP
DNS
Debian
Zabbix
CentOS Stream
Wi-Fi
Linux
Hyper-V
Cybersecurity
Active Directory
SentinelOne
Kaspersky
pfSense
FortiGate
Cryptography
OpenSSL
Timeline
Senior Infrastructure & Network Specialist
•
Senior
Fagundes Tecnologia
•
Cofounder
Leads managed IT services for multiple clients, owning infrastructure administration, technical support, security, documentation, and vendor coordination. Manages Windows Server and Active Directory environments including DNS, DHCP, Group Policy, file services, and Microsoft 365 access and permissions. Designs and maintains corporate networks with segmentation and VPNs, and implements monitoring, patching, and PowerShell-based automation. Oversees endpoint protection, web filtering, backup/recovery, and provides Tier 1 to Tier 3 support for 300+ devices.
Windows Server
Active Directory
DNS
DHCP
PowerShell
Ubuntu
Debian
CentOS Stream
VMWare
TCP/IP
Wi-Fi
pfSense
Kaspersky
SentinelOne
Sophos
Zabbix
Windows
Mid-Level IT Infrastructure Analyst
•
Middle
PGR Transportes Internacionais Ltda.
•
Full-Time
Served as the sole IT infrastructure and support professional for a transportation organization across a headquarters and multiple branch locations supporting 60+ users. Administered Windows servers, Active Directory, DNS, DHCP, Group Policy, and file and print services, including routine backup operations. Managed LAN/WAN connectivity and site-to-site networking components such as switches, routers, firewalls, and VPNs, handling on-site and remote troubleshooting. Provided Tier 1 to Tier 3 support, onboarding/offboarding, access management, vendor coordination, and incident resolution.
Windows Server
Active Directory
DNS
DHCP
VMWare
Windows
TCP/IP
