CompTIA A+, CompTIA Network+, Computer Maintenance, Computer Networks, Computer Science, Customer Support/Service, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Database Backup, Desktop Administration, Ethernet Cable, Firewalls, Hardware Upgrades, Help Desk, Identify Issues, Information Technology & Information Systems, Information/Data Security (InfoSec), Laptop PC, MCP - Microsoft Certified Professional, Mac Operating System, Microsoft Active Directory, Microsoft Windows Operating System, Mobile Devices, Network Administration/Management, Network Configuration Management, Network Routers, Network Switching, On Site Support, Operational Support, Printers, Server Maintenance, Software Installation, Systems Administration/Management, TCP/IP (Transmission Control Protocol/Internet Protocol), Technical Support, VPN (Virtual Private Network), Wireless Communications, Work From Home