Sure. In the US, for example, many Department of Defense civilian employees are also military reservists... in some instances, it's a stipulation of their job.
to interfere as little as possible
No. The "state" is another way of saying "government". It is the same thing.
no it is not possible
A probationary federal employee can apply for another job at any time. That does not mean, however, that if they are chosen for the other job that they would start in a permanent status.
It is very difficult to get a job with the US government with no qualifications. The best thing to do is apply to as many jobs a possible and get work experience or go back to school.
It depends on your job. But maybe yes if it is a really important job, such as government, technology, and more...
yes there is Another answer: Any person in Antarctica has a job, and works in pursuit of science for a government.
Possible solutions that the government should consider to help with the unemployment problem include supporting small businesses, so they can expand and encouraging entrepreneurship. Another solution is help people to relocate that can not afford to for a job.
It is possible for you to apply online for a job with the government as an immigration officer.
The Job Bank provides a listing of possible jobs and aims to match prospective employers to potential employees. It is run by the Government of Canada.
jobs.ca.gov is a job employment site for the job seeker in California, USA. This service lists possible government job openings like accounting, retail, and in Home Health fields.
No, they work because it is their job. Some may feel it is their duty, but overall it's simply another job.