Jay Urbina Email & Phone Number

Lawndale, Ca, Us

United States

As a Senior Network & Systems Administrator, I am responsible for overseeing and maintaining the organization's network and server infrastructure, ensuring optimal performance, security, and reliability. My day-to-day responsibilities include:Monitoring and managing network switches and Hyper-V environments.Administering Microsoft Servers, Linux VMs, and Microsoft 365.Weekly Patch Management.Managing Active Directory, Group Policy, and DNS servers for efficient network operations.Overseeing Azure Cloud and on-premises infrastructure to ensure seamless integration and performance.Configuring and maintaining SonicWall firewalls and VPN tunnels to ensure secure remote access.Key Achievements:Azure Cloud Architecture build.Azure Cloud Migration.VPN tunnel creation for OnPrem Insfrastructure.Communication with Azure Cloud.Windows Server 2022 build and migration.Upgraded the SonicWall Firewall, enhancing network security and performance.Replaced legacy HP A5120 switches with modern Cisco Meraki switches, increasing network efficiency.Created a complete network topology from scratch, enabling better network management and troubleshooting.

As a Systems Administrator, I was responsible for ensuring the stability, security, and efficiency of the organization's IT infrastructure. I played a key role in maintaining both on-premises and cloud-based systems, working with a wide range of tools and technologies to ensure smooth operations. My core responsibilities included:Proactively monitoring Microsoft and Linux servers using the Nagios monitoring tool to detect and resolve issues before they impacted business operations.Managing the VMware/VCenter environment to support virtualization initiatives and ensure optimal resource utilization.Overseeing Commvault backup solutions, ensuring comprehensive data protection and disaster recovery readiness.Administering SentinelOne endpoint security solutions to protect against advanced threats and maintain system integrity.Providing Microsoft 365 Administration to ensure seamless user collaboration and productivity across the organization.Leveraging AWS cloud services to support scalable, secure infrastructure solutions.Coordinating incident response and on-call management through PagerDuty, ensuring rapid issue resolution.Key Achievements:Spearheaded the successful deployment of a new VCenter, enhancing the organization’s virtualization capabilities.Led critical ESXi host upgrades, improving system performance, stability, and scalability.Directed Microsoft Server upgrades from versions 2003, 2008, and 2012 R2 to Microsoft Server 2022, ensuring compliance with modern security standards and improving functionality.Completed a vital domain controller upgrade, strengthening network security and improving authentication processes across the environment.

In my role as an IT Systems Administrator at Virco, I was responsible for managing and optimizing a wide range of IT systems and services. This included overseeing Microsoft 365 administration, Active Directory management, Watchguard Firewall configuration, Dell Switches and Ruckus Wireless administration, and more. I successfully led the migration of Exchange 2008 server to Microsoft 365, updated domain controllers, built and deployed Linux Red Hat servers for an SAP ERP system, and upgraded network hardware to enhance performance and reliability.

Bachelor'S Degree, Computer Science

Systems Engineering