Mario Hortizuela
System Administrator IT Generalist @Segerstrom Center for the Arts
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WORK HISTORY
System Administrator IT Generalist @Segerstrom Center for the Arts
Provide day-to-day technical support and troubleshooting for staff.• Manage user accounts, access rights, and security groups.• Use tools like Bomgar and PDQ for remote support and software deployments.• Maintain and support the device imaging process.• Support and maintain Windows Servers (2008–2022) and desktop environments, including regular updates and patches.• Help manage and troubleshoot network hardware like routers, switches, firewalls, and wireless access points.• Recommend and roll out new hardware and software to support operations.• Document processes and help enforce IT policies and best practices.• Work with IT teams on system upgrades and ongoing improvements.• Administer Active Directory and Azure AD, handling users, groups, and access permissions.• Manage Microsoft 365, including SharePoint and Entra ID.• Set up and maintain role-based access controls for users, applications, and services.• Help design and manage cloud environments in Microsoft Azure, including virtual machines, storage, and networking.• Support cloud migrations from on-prem systems to Azure.• Build and maintain architecture and data flow documentation for hybrid cloud setups.• Work alongside leadership to plan and implement scalable, secure Azure infrastructure.• Keep cloud systems up-to-date and running efficiently, with a focus on performance and cost optimization.• Recommend Azure services that align with team and business needs.Provide internal support for cloud-based tools and services
EDUCATION
Southern California Institute of Technology
Associate's Degree, Information Technology
Buena Park High School
High School, General Studies
SKILLS
ABOUT MARIO HORTIZUELA
As a System Admin Support Specialist, my responsibilities included advance knowledge of Microsoft Windows operating environments and Microsoft Office applications; Windows Server environments including Microsoft Exchange and Microsoft Active Directory and Training users in application software and servers, both individually and in a group setting. I also assist in the successful completion of Domain Movement and migration for our development Team. My Supervisor also relied on my ability to manage and maintain all essential systems and servers.
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