Brian Rubio Email & Phone Number

Las Vegas, Nv, Us

Alhambra, California, Us

Sydney, Nsw, Au

Las Vegas, Nv, Us

• Responsible for managing tickets via osTicket regarding all corporate matters in accordance with company SLA.• Active Directory administrator tasked with creating, modifying, deleting, and auditing user accounts, user permissions, security groups, and group policy objects.• Microsoft 365 global administrator tasked with managing all accounts through Microsoft Entra, Exchange Online, SharePoint Online, and Teams; providing support for all cloud-based and client application-based issues.• Ensured daily cybersecurity compliance within the company network by analyzing alerts and logs within the SentinelOne Endpoint Security Platform.• Fixed and redeployed over $50,000 in hardware including desktops, laptops, monitors, and printers locked in storage that were designated "beyond repair."• Performed on-site diagnostics, analysis and resolution of all issues involving servers, switches, routers, computer hardware, software, accessories, peripherals, tablets, mobile devices, printing/scanning devices, VoIP phones, etc.• Upgraded the CPU, GPU, PSU, RAM, (HDD/SSD) 3.5"/2.5" storage, M.2 NVMe storage, and motherboards on computer systems to improve performance in a cost efficient manner.• Provided off-site support for users using third-party software for remote access.• Worked with management and human resources to acquire workstations, laptops, and smartphones as part of the onboarding and offboarding process.• Conducted research and made recommendations for hardware in support of procurement and development efforts.• Constructed customized computer configurations based on various operating systems, platforms, and software needed for developers, quality assurance testers, and graphic artists (Windows, macOS, Linux).• Utilized Barracuda Security Gateway for email protection.• Maintained VPN services such as Ivanti Pulse Secure and OpenVPN. • Managed the door security system using Brivo Access Control for employee badges.

• Conducted affordable & professional residential computer services and repairs, providing high-level troubleshooting, technical support, and training to end-users.

Arlington, Virginia, Us

• Team Leader & Non-Commissioned Officer In Charge. Led, mentored, and trained a team of 10 soldiers responsible for maintaining, processing, and troubleshooting military computer systems and operations.• Gained higher access within the military NIPR Network & SIPR Network by obtaining the CompTIA Security+ certification in accordance with DoD Directive 8140 & DoD Directive 8570.• Managed the battalion ADDS (Active Directory Domain Services) via Windows Server 2012, 2016 & 2019.• Used the OSI model to effectively troubleshoot network outages and end-user disruptions.• Created & repaired thousands of CAT5/CAT6 cables using a RJ45 crimp tool in accordance with EIA/TIA 568A & 568B standards.