Rancho Santa Margarita, CA30+ days ago
Knowledge of enterprise infrastructure software, including Microsoft Windows and Linux or UNIX operating systems, patch management, virus protection, Microsoft Office platforms including SharePoint and Teams, Active Directory and Azure Active Directory, Dynamic Host Configuration Protocol (DHCP), Domain Name System (DNS), Microsoft Exchange, identity management systems, and database platforms including Microsoft SQL, Oracle, and PostgreSQL. Knowledge of telecommunications infrastructure, including Wide Area Networks (WAN), Local Area Network (LAN), fiber-optic and copper Ethernet networks, Session Initiation Protocol (SIP) trunks, Primary Rate Interfaces (PRIs), Plain Old Telephone Service (POTS) lines, and Voice over Internet Protocol (VoIP).