Photo of Bert Stevens

Resume

Professional background and experience.

Summary

Problem solver with 18 years in customer service, 15 years of home IT management, and nearly 8 years at an MSP managing 40+ clients. Self-taught and independent learner with extensive experience in desktop support and systems administration. Specialized in managing Microsoft 365 and Azure environments with a strong focus on security and automation.

Core Skills

  • Microsoft 365 administration
  • Intune device management (PCs and iOS)
  • PowerShell scripting and automation
  • Azure configuration
  • Windows Server and endpoint administration
  • Firewall and network configuration (Meraki, UniFi, Fortigate)
  • Customer service and stakeholder communication

Work Experience

Systems Administrator | Sublime Computer Services / The 20 MSP

2020 – Present

  • Managed migrations from various environments into Microsoft 365 for multiple clients.
  • Set up and configured Intune device management for PCs and iOS, including Entra integration with Apple Business Manager.
  • Created a Microsoft 365 base setup using PowerShell to ensure consistent configurations across clients.
  • Scripted Conditional Access rules to streamline creation and improve security posture.
  • Raised client security scores from the 30s into the 70s by balancing operations with security requirements.
  • Used Microsoft training resources to deepen expertise in the Microsoft 365 platform.
  • Continued systems administration work following Sublime’s acquisition by The 20 MSP in July 2024.
  • Worked in a hybrid model: remote, office, and on-site support for a major client.
  • Led an email migration project to new username and domain formats using PowerShell, including stakeholder communications, testing, and cutover planning.

Desktop Support Technician | Sublime Computer Services

2018 – 2020

  • Supported 40+ clients with new PC setups, software installs, and day-to-day troubleshooting.
  • Improved setup efficiency by scripting preferred configuration steps, cutting build time from ~90 minutes to just over 60 minutes.
  • Led the March 2020 remote work rollout (VPN, RDP, and related access) during COVID-19.
  • Gained experience across Windows Server 2008, 2012, 2016, 2019 and Windows 10/11.
  • Worked with Meraki, UniFi, and Fortigate firewalls.

Customer Service Agent | Southwest Airlines

2000 – September 2018

  • Delivered front-line customer service at ticket counter, gate, and baggage services.
  • Handled check-in, boarding, and irregular operations while maintaining service standards.

Network Manager | Home Office

2002 – Present

  • Self-taught in Fedora Linux and Windows Server; built and manage a mixed home network.
  • Managed servers for routing, NAT, firewalling, DHCP, DNS, NTP, proxy filtering, Apache, and Samba.
  • Migrated the environment to Windows Server with Active Directory Domain Services.
  • Support a variety of clients: iOS tablets/phones, Windows laptops/desktops, home automation, and media systems.

Languages

  • English — Native
  • Spanish — Basic conversational