what is a system administrator? The system administrator must have a complete and complete knowledge of software, hardware and networks. He will be responsible for the design, organization, modification and support of the IT systems of our company. The system administrator will design and supervise local area networks, geographic networks, and network segments. Daily activities may include installing, updating, and monitoring software and hardware. The system administrator will retain essential items such as operating systems, business applications, security tools, web servers, email, laptops, and desktop computers.
Duties and responsibilities of the system administrator:
It supports LAN, WAN, network segments, Internet and Intranet systems
Make sure that the system design allows all components to function properly together
Provide advice for future updates.
Maintain network and system security.
Solve problems reported by users and analyze and isolate problems
Monitor networks to ensure security
Evaluate and modify system performance.
Maintain network structures on individual computers, such as drivers and configurations for personal computers and printers
Maintain network integrity, server deployment and security.
Make sure that network connectivity through an organization's LAN / WAN infrastructure is on par with technical considerations
Design and implement networks; Manage network servers as file servers and VPN gateways
Perform the network address assignment
Assign routing protocols and routing table configurations
Assigns the authentication and authorization settings of directory services
Manage servers, laptops and desktops, printers, routers, switches, firewalls, telephones, company cell phones, smartphones, software distribution, updates and security patches
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