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Miguel Angel
Herrera Rodriguez

IT Systems Manager & Senior Infrastructure Administrator

Senior Infrastructure Administrator with 15+ years of experience designing, implementing, and maintaining IT systems across on-premises and cloud environments. Proven success managing Windows Server and VMware infrastructures, migrating enterprise systems to Microsoft Azure, and supporting complex, multi-country IT operations. Skilled in troubleshooting, project execution, scripting, and security enforcement.

Profile

Passionate about delivering reliable infrastructure solutions aligned with business goals — with hands-on leadership across Microsoft 365, Entra ID, Intune, backup/DR, network security, and engineering application support in a production environment.

Experience

IT Systems Manager
3GA Marine Ltd.
Victoria, British Columbia, Canada · Feb 2026 – Present · Permanent Full-time · On-site
Current
  • Microsoft 365 administration (Exchange Online, Teams, SharePoint).
  • Identity and access management via Entra ID (Azure AD), including MFA and Conditional Access.
  • Endpoint management using Intune/Autopilot (patching, encryption, EDR).
  • Monitoring and managing Windows/Linux servers.
  • Monitoring and managing network infrastructure (firewalls, Wi‑Fi VLANs, VPN solutions).
  • Firewall administration.
  • Backup and disaster recovery management (business continuity planning).
  • Security management (certificates, patches, policies, compliance controls).
  • Engineering application support (ShipConstructor, AutoCAD, ANSYS/FEA – installation and database connectivity).
  • Automation of repetitive IT tasks using scripting and low-code solutions.
System Administrator
Colonial Countertops
Victoria, BC · Jan 2024 – Feb 2026 (On-site)
Infrastructure
  • Managed core infrastructure including Windows Server, Linux, Active Directory, DFS, DHCP, and GPOs.
  • Maintained VMware ESXi/vCenter 7.0 for virtualised environments.
  • Administered Microsoft 365 suite (Exchange, SharePoint, Teams).
  • Secured environment via patching, firewall (FortiGate), ESET Protect, and certificate management.
  • Provided 2nd and 3rd line support for end-users.
Achievements
  • Migrated Exchange 2016 to Microsoft 365.
  • Migrated Veeam backup to Druva Cloud Backup.
  • Implemented Zabbix, Wazuh (SIEM), and OCS Inventory to improve monitoring and visibility.
  • Led physical infrastructure migration to Cube Data Centre in Victoria (cabling, rack setup, firewall, VPN, access rules).

Skills Matrix

Identity & Endpoint
Cloud & Productivity
Servers & Virtualisation
Security
Backup & DR
Monitoring
Networking & ITSM
Engineering Apps

What I Deliver

  • Microsoft 365 + Entra ID governance (MFA, Conditional Access) with operational security controls.
  • Modern endpoint lifecycle (Intune/Autopilot), encryption and EDR readiness.
  • Infrastructure operations: Windows/Linux, VMware, network security and VPNs.
  • Backup and disaster recovery management aligned to business continuity planning.
  • Engineering application support (ShipConstructor, AutoCAD, ANSYS/FEA) with database connectivity.
  • Automation-first approach using scripting and low-code solutions.
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Education & Credentials

Diploma in Cybersecurity & Networking Technology
Camosun College
BC, Canada · 2024
Bachelor’s Degree in Systems Engineering
Areandina University
Bogotá, Colombia · 2022
Associate Degree in Information Technology
Instituto Universitario de Tecnología (Venezuela)
Caracas, Venezuela · 2009

Certifications

  • Cisco DevNet Associate (Issued Jan 2024)
  • Engaging Stakeholders for Success — Cisco (Issued Jan 2024)
  • CCNA: Enterprise Networking, Security, and Automation (Issued Nov 2023)
  • CCNA: Switching, Routing, and Wireless Essentials (Issued Sep 2023)
  • Cybersecurity Essentials — Cisco Networking Academy (Issued Dec 2022)
  • IT Essentials — Cisco (Issued Dec 2022)
  • Microsoft Certified: Azure Fundamentals (Issued Apr 2021)
  • Administering a SQL Database Infrastructure (Issued Dec 2018)
  • Microsoft Certified Professional (MCPS) (Issued Sep 2016)
Profile link
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