Overview
Work History
Education
Skills
Certification
Timeline
Generic

Leo Macias

Las Vegas,NV

Overview

3
3
years of professional experience
1
1
Certification

Work History

IT Systems Administrator

Circa Resort & Casino
Las Vegas, NV
08.2024 - Current
  • Led patch management across hybrid infrastructure using VMware, Nutanix, and Azure, coordinating on-prem and cloud-based system updates; monitored server health and connectivity via PRTG Network Monitor.
  • Managed enterprise gaming and compliance applications including Oasis 360, Bravo, and Everi, creating MSI application packages using EMCO MSI Package Builder for deployment via Tanium Client.
  • Managed SentinelOne for endpoint security and BeyondTrust for privileged access management.
  • Administered DUO and Microsoft Authenticator for multi-factor authentication (MFA) to secure remote access and user accounts, ensuring compliance with internal and industry security standards.
  • Wrote SQL queries to analyze and validate business-critical data in SSMS; maintained database performance by monitoring logs, jobs, defragmenting indexes, and reindexing tables.
  • Automated recurring departmental reports using Python and PowerShell scripting.
  • Conducted network troubleshooting using Wireshark, Command Prompt, vmPing, and PuTTY to identify connectivity issues, analyze packet-level data, and establish remote connections.

IT Help Desk Technician (Tier III)

Circa Resort & Casino
Las Vegas, NV
11.2022 - 03.2024
  • Configured and managed user accounts, roles, and profiles in Microsoft Active Directory and Microsoft 365 (Exchange, Teams, SharePoint), ensuring secure access and seamless collaboration across multiple properties.
  • Utilized ServiceNow and ServiceDesk to manage escalated service tickets, ensuring clear and timely communication between users, vendors, and team members. Documented detailed troubleshooting solutions for internal IT technicians and maintained SLA compliance through effective issue resolution and follow-up.
  • Troubleshot and resolved issues with Mitel phone systems, POS systems, and end-user devices; installed hardware, ran network cables, and maintained reliable connectivity across properties, improving system reliability and user productivity.
  • Provisioned and configured desktops, laptops, and peripherals for various departments, ensuring compliance with business-specific hardware and software requirements and streamlining the setup process.
  • Delivered advanced support for critical gaming and hospitality systems (e.g., Aristocrat Oasis 360, Bravo, Everi), troubleshooting software issues and minimizing downtime to ensure continuous operations.
  • Provided remote support using RDP and Splashtop, and conducted on-site troubleshooting for hardware (e.g., printers, tablets, Visual Limit signs), ensuring high system uptime and operational efficiency across all departments.

Education

Associate of Science -

Thomas Nelson Community College
Hampton, VA
12-2020

Skills

  • Patch management and endpoint hardening
  • Application deployment, support, and packaging
  • Network troubleshooting, monitoring, and diagnostics
  • Automation using Python and PowerShell scripting
  • Microsoft SQL Server management with SSMS
  • Administration of Microsoft Azure and Microsoft 365

Certification

  • CompTIA A+ (Issued April 2024)
  • CompTIA Network+ (Issued December 2024)
  • CompTIA Security+ (Issued April 2025)

Timeline

IT Systems Administrator

Circa Resort & Casino
08.2024 - Current

IT Help Desk Technician (Tier III)

Circa Resort & Casino
11.2022 - 03.2024

Associate of Science -

Thomas Nelson Community College

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Leo Macias