Tony Ngo
La Bonita, Santa Ana, CA
📞 949-414-5033 | ✉️
AZTonyNgo@gmail.com
Certifications:
AZ-900 | AWS CCP | MCSE | ITIL
Professional
Summary
Detail-oriented and solution-focused IT
Administrator with 15+ years of hands-on experience managing systems, providing
end-user support, and maintaining uptime across hybrid Active Directory and
cloud environments. Proven ability to respond to high-priority incidents,
optimize system performance, and collaborate across teams to drive IT success.
Adept at troubleshooting complex issues with Windows infrastructure, supporting
enterprise users, and participating in critical IT projects. Committed to
delivering exceptional service and continuous improvement in onsite enterprise
environments.
Technical
Skills
- OS & Infrastructure:
Windows 10/11, Server 2019/2022, VMware ESXi,
vSphere
- Directory & Cloud Services:
On-Prem Active Directory, Azure AD, GPOs, DNS,
Sites & Services
- Monitoring & Management:
SCCM, WSUS, Symatec, CrowdStrike,
AD.
- User & System Support:
Tier 2/3 support, login/reset issues, system crashes, workstation setup
- Productivity Platforms:
Microsoft 365 (Outlook, Teams, SharePoint), Zoom.
- Networking & Security:
VPNs, firewalls, switches, routers, antivirus, patching.
- Hardware & Peripheral Support:
Desktop/laptop repair, printers, Windows 11 deployment
- Soft Skills: Strong
teamwork, adaptability, night/weekend availability, customer-first mindset
Professional
Experience
Network Administrator
Nhan Hoa – Garden Grove,
CA (Sep 2024 – Present)
Onsite
- Maintained enterprise-level infrastructure
for email, file sharing, and Backup Exec operations.
- Monitored CPU/memory usage across VMs/hosts
and ensured server uptime and AD replication.
- Administered Windows updates, domain-wide
GPOs to maintain compliance and system health.
- Managed network devices, ensured security
via patching, firmware updates, and antivirus tools.
- Delivered hybrid identity support (On-Prem AD + Azure AD), including GPO, DNS, and account
management.
- Provided Tier 2/3 desktop and application
support: login issues, slowness, crashes, and connectivity.
- Deployed Windows 11 workstations and
assisted with new employee onboarding setups.
- Monitored centralized alert oversize mailboxes
for early warning of critical failures.
- Supported CPS server issues in collaboration
with the IS Tech Support team.
- Maintained VoIP platforms (Zoom, Teams) and
handled system escalations.
- Participated in high-priority technical
projects requiring after-hours availability.
- Delivered prompt, customer-friendly service
aligned with SLAs and project milestones.
System Administrator
Western Digital – Irvine, CA
(Oct 2014 – Feb 2024)
- Automated deployment and patching for over 500
enterprise systems using SCCM and Splunk.
- Managed full AD lifecycle: group policies,
replication, security roles, and service accounts.
- Maintained Azure VM performance, ensured
compliance, and supported audit readiness.
- Strengthened infrastructure with SSL
certificates, domain controls, and server hardening.
- Administered VMware ESXi/vSphere
environments and Load Balancers for high availability.
- Created technical documentation, led risk
assessments, and developed DR/BC plans.
- Rotated 24/7 on-call support duties; trained
and mentored junior IT team members.
Systems Engineer
CoreLogic Corp – Irvine, CA (Jul 2007 – Oct 2014)
- Spearheaded large-scale deployments of
servers and applications across key business units.
- Oversaw major data center migrations from
Dallas to Quincy and Plano with minimal downtime.
- Supported both Windows and UNIX-based web
infrastructure (IIS, WebLogic).
- Implemented process automation and scripting
to enhance operational efficiency.
- Maintained clustered AD environments and
monitored system performance for HA.
Network Systems Administrator
Emulex – Costa Mesa, CA (Jul
2004 – Jun 2007)
- Provided ongoing support for server and
network infrastructure, ensuring optimal performance.
- Assisted with network documentation and change
management in a high-uptime environment.
Software Developer
Orange Coast College – Costa
Mesa, CA (Aug 1998 – Jun 2004)
- Developed internal college applications;
built foundational experience in IT systems and programming.
Education
& Certifications
Certifications
- Microsoft Certified Systems Engineer (MCSE)
- Microsoft Certified Database Administrator
(MCDBA)
- Azure Fundamentals (AZ-900)
- AWS Certified Cloud Practitioner (CCP)
- ITIL Foundation
Education
- Orange Coast College – Costa Mesa, CA
- Coastline Community College – Fountain
Valley, CA
References available upon request