How to find a system administrator
Advertise in the Internet and media about the vacancy. But best of all, of course, ask employees and their friends, to recommend such a specialist, as it depends on the uninterrupted operation of your computer system. Do not skimp on this unit staff and may even have the sense to go to "outbid" technology, already working on another venture.
Taking a person without a recommendation, not a friend to anyone, you strongly risk. Ask the candidate feedback from previous jobs. It is normal practice if you don't want to risk safety, including information, your business network. Invite someone you know experts as system administrators to communicate with the candidate and evaluate the quality of knowledge and skills.
In the case when your company is small and the computer network is small, then after debugging equipment, the constant presence of technology in the workplace is not required. Then it makes sense to do it at half the rate, on the condition that it is a competent and highly professional people who already have a job and does not want to lose her.
If the computer network at your company is large, such a specialist must have a fulltime. Even if no failures in its work will not, you should not feel that the systems engineering in the workplace have nothing to do. A good specialist and the best that he ensures the smooth operation and normal operation, without forcing users to lose work time waiting for resolve any technical or software problems.
In addition to specialized knowledge, which should have a good system administrator, he should be reliable, responsible and punctual person. Without these qualities, even with highly qualified people, from which depends the success of your business, you will not particularly useful, and can bring tangible losses. Reading recommendations and communicating with candidates for the interview, make a note of the presence of these qualities.