Hi Rajesh.
The only way to get admission into an IIT to study for B.Des is through CEED. IITs won't accept you for that course because of the reason that you have experience in that field. It will help you in the placements. You are eligible to write CEED.
Good Luck.
hii rajesh
well you are eligible for taking CEED exam while kindly go through the below link for better information
https://engineering.careers360.com/articles/ceed-eligibility-criteria
Eligibility | Result | Answer Key | Application | Exam Pattern | Admit Card | Cutoff | Accepting Colleges
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