System and Network Administrator

Operational right arm of the IT manager, the system and network administrator sets up and ensures the technical functioning of the computer system.

The daily life of the system and network administrator

The system and network administrator creates, in relation to an architect, a computer network for his company, installs it and parameter it. He then ensures that all network equipment is functioning and that all users have quick access to this information system. He also gives permission to new users to connect.

One of his most important tasks is to ensure the security and backup of data on the complete network. In the event of a breakdown or incident, he must be responsive and make the necessary repairs as soon as possible. His work does not stop there: thanks to a permanent technological watch, the system and network administrator seeks to optimize the system by testing new hardware.

A versatile technician

Depending on the size of the company that employs him, the administrator's functions are variable and more or less extensive. In small and medium-sized organizations, he will have to fulfill missions managed in the biggest companies by the support users. He can thus intervene at the design of the network or on a system already in place. He can also perform his functions internally or externally (the company uses an external company, specialized in computer science, to take charge of IT management).

Required skills to become a system and network administrator

- Availability (evening and weekend night shifts)

- Very good knowledge of networks and operating systems

- Good sense of communication and listening

- Method and rigor

- Versatility

- Autonomy

Opportunities for the Profession of system and network administrator

With the generalization of local computer networks, the development of the Internet and e-commerce, this professional of systems and networks has the beautiful days ahead. However, he is for professionals with experience, hence the importance of internships and work-study programs. Another criterion sought by recruiters: versatility.

The particularity of this profession is that it is present in all sectors of activity: finance, medical, industry, commerce, mass distribution, etc. Whether in SMEs, large companies, administrations, installers, telecom companies or digital service companies.

Professional evolution of the system and network administrator

An experienced administrator can evolve in different areas of technology and turn to functions of network architect, IT manager/Datacenter/telecom or technical director. Alternatively: specialize in an area such as storage or security.