Autodesk Certified Expert - Voucher (ACE)Autodesk Certified Expert (ACE) For candidates to showcase their in depth knowledge, the expert level certification signals leadership and commitment to mastering skills in leading edge workflows. Stand out from the competition with an Autodesk credential. Our industry recognized Professional Certification demonstrates to employers that you are proficient in Autodesk software. By purchasing one voucher, you can take any one of the following exams: