System Administrator Help Desk

Tony M. Davis

GREENSBORO, NC ***** 336-***-**** **********@*****.*** LinkedIn

System Administrator IT Infrastructure & Operations Expert Network & Security Specialist

"Experienced System Administrator, Expert in Windows Server, Active Directory, Office 365 & Network Security "

Career Accomplishments

Results-driven System Administrator with over 20 years managing and maintaining enterprise IT environments. Expert in Windows Server, Active Directory, Office 365, Exchange, virtualization (VMware), and network security. Skilled in system deployment, user access management, patching, and troubleshooting complex hardware/software issues. Proven ability to support and optimize IT infrastructure, ensuring business continuity and security compliance. Strong collaborator focused on proactive maintenance, incident resolution, and improving IT operations across multi-site organizations.

Areas of Emphasis

Windows Server Administration

Active Directory Management

Office 365 Administration

System Backup & Recovery

VPN Configuration & Support

Exchange Server Management

SharePoint Administration

Virtualization (VMware, Hyper-V)

IT Security & Compliance

User Access Control & Group Policies

Patch Management & System

Cloud Services Integration

Help Desk & Tier 1-3 Support

Mobile Device Management

Network Monitoring Tools

Technical Skills

Technologies include: Windows 10 and 11, Windows Server, Active Directory, Office 365, Microsoft, Exchange Server, SharePoint, Citrix, VMware, Virtual Desktop, Remote MS Desktop, iCare, Heat, Remedy, ConnectWise Manage, Sage, Microsoft Dynamics, Application Extender, Maa360, Cisco, AnyConnect, VPN, ShareConnect, ShareFile, Carbonite, Barracuda Backup Server, Cisco Meraki, Avaya and Nortel

Work Experience

Hilco Transport, Inc. – Greensboro, NC 2022 – Present

Information Technology Administrator

Administer and maintain enterprise-wide Microsoft environments, including Office 365, Exchange, SharePoint, ensuring secure and reliable access for all users.

Manage Active Directory, including user provisioning, group policy management, and permission assignments to security practices.

Perform routine system updates, security patching, and application deployments to optimize performance and compliance.

Troubleshoot Tier 1 to Tier 3 incidents affecting systems, software, and network infrastructure, improving user productivity.

Monitor network health and collaborate with cross-functional teams to address emerging IT challenges proactively.

Southeast Connections – Greensboro, NC 2015 – 2022

IT Manager / System Administrator / Network Administrator

Led cross-functional IT initiatives across 7 North Carolina locations, ensuring smooth operations and minimal downtime.

Oversaw full lifecycle of IT projects, including technical planning, system design, build, testing, deployment, and post-launch support.

Implemented and managed cloud-based and on-premise backup systems to ensure data integrity and recovery readiness.

Administered Avaya phone systems and supported VoIP communications infrastructure.

Migrated from Exchange to Office 365, optimizing hardware/user changes, improving email reliability, and system access.

HCL – Cary, NC 2015

Service Desk Manager

Managed a team of help desk technicians, overseeing daily support operations and ensuring high-quality service delivery.

Provided multi-channel technical support, including phone, desktop, and network troubleshooting for internal users and clients.

Collaborated with management and IT teams to consult on best practices, improving service efficiency with business needs.

Information Technology Department 2002 – 2014

IT Support Specialist / Project Lead

Led end-to-end implementation of an HRIS Onboarding Project, from concept through execution and post-launch support.

Directed multiple small-scale IT projects to enhance the quality and responsiveness of IT support services.

Created and maintained a comprehensive software catalog to assist service desk personnel with accurate issue resolution.

Diagnosed and resolved basic LAN/WAN issues, supporting consistent connectivity and network stability.

Applied knowledge of network security protocols including IPsec, TLS/SSL, and SSH to maintain system integrity.

Supported DHCP, DNS, and SQL Server environments, contributing to network reliability and performance.

Education & Certification

MBA, Technology Management, University of Phoenix, 2011

Bachelor Science, Business Administration, University of North Carolina at Greensboro, 2003

AHC “Lean” Greenhouse Mgmt Development Program, 2012

Network +, CompTIA Tech Career Academy, 2006

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