Marcos Espino Viniegra
San Rafael
Summary
Motivated Information Systems Specialist with experience in IT support, endpoint management, and system hardening. Strong background in Microsoft 365, Azure, Intune, and Tanium administration with growing expertise in network engineering and cybersecurity fundamentals. Passionate about continuous learning within enterprise environments and the opportunity to work with Palo Alto Networks.
Overview
5
5
years of professional experience
7
7
Certifications
Work History
Information Systems Specialist
Napa County
Napa
05.2021 - Current
- Provided Tier 1/2 technical support for over 1,400 county users, delivering timely resolutions for hardware, software, and network issues.
- Served as Mobile Administrator, managing and securing over 1,300 mobile devices via Microsoft Intune and Azure AD.
- Configured and deployed PCs for public use using Faronics-Deep Freeze to ensure security and reliability and fulfill departmental needs
- Enforced conditional access and Intune compliance policies to meet enterprise security standards.
- Lead a project for Duo token assignments, ensuring compliance with CJIS (Criminal Justice Information Services) security requirements.
- Performed VPN (GlobalProtect) and MFA (Duo/Microsoft Authenticator) enrollments for county employees.
- Supported phone line management, transfers, and provisioning through the Verizon Business portal.
- System patching through Tanium.
- Provided technical setup and support for County Election Vote Centers, ensuring secure and stable operations.
- Participated in interview panels, contributing to candidate evaluations for county IT positions.
- Used remote tools such as ExpertAssist and GoToAssist for remote diagnostics and user support.
- Maintained strong documentation, noting procedures, technical configurations, and incidents.
- Ensured Apple Business Manager tokens/certs (Push,DEP,VPP) were renewed for reliable connection with Microsoft Intune
Education
B.S. - Network Engineering and Security
Western Governors University
12-2027
Skills
- Microsoft 365
- Azure AD
- Intune
- Tanium
- GlobalProtect VPN Enrollment & Support
- MFA Enrollment & Support (Duo/Microsoft Authenticator)
- Mobile Device Management
- Use of On-prem Administrative tools (ADUC/Hyena)
- Conditional Access Policy Configuration
- Ticketing Systems (BMC FootPrints/ServiceNow)
- System Patching (Tanium)
- Faronics Deep Freeze
- VMware Horizon Support
- Apple Configurator
- Apple Business Manager
- Verizon Business Portal
Certification
Google IT Support
HomeLab Projects
- Designed and configured home network infrastructure using Ubiquiti equipment (Router/Switch, Wireless Access Points, POE Injector).
- Configured VLANs and managed firewall rules for network segmentation.
- Set up WireGuard VPN server.
- Implemented local DNS (Pi-hole) and media server (Jellyfin).
- Secured wireless infrastructure and monitored network traffic/logs.
- Configured remote management of Dell server via iDRAC / server administration.
- Use of VMware ESXi and Proxmox hypervisors to host virtual machines and LXC containers.
Languages
- English
- Spanish
Timeline
Information Systems Specialist
Napa County
05.2021 - Current
B.S. - Network Engineering and Security
Western Governors University