Senior System Administrator
CurrentManage Microsoft Active Directory, Group Policy and Exchange systems for all clients, including a large company with 20+ sites in several countries.Communicate regularly with clients and consultants on Active Directory, Exchange and security related initiatives.Configure LAN and data center routers and switches incl. VPN, firewall and NAT.Monitor server performance and schedule upgrades and maintenance projects as needed.Deploy and configure disaster recovery and backup systems for all clients.Manage web hosting environment consisting of Red Hat, CentOS, Ubuntu and Windows servers.Network services administration incl. DNS, FTP, SSH, NTP, DHCP and WebDAV.Train team members on technical topics and client communication/expectations.