New positions are added every day. Don't wait several days before setting up an interview. As an alternative to ViewJobs you may wish to contact various departments or businesses directly.
Many employers hire through personal contacts.
Call the employer back if you don't hear from them after a few days. Re-evaluate your interviewing skills. What you do and say during the first 10 seconds of an interview may determine whether you are hired. Serious job candidates take the job search seriously. The first impression is a lasting impression.