Long term graphic designer required

I am looking for a long term graphic designer who can create graphic designs and modify existing designs on a weekly basis. As per my specific ideas and guidelines, the designer will be required to refine them and come up with new design ideas. The ideal candidate must have experience in creating logos, website designs and print designs. The skills required for the job include proficiency in Adobe Photoshop, Illustrator, and InDesign. The candidate must have excellent communication skills, be creative and have a keen eye for detail.