The Cisco Certified Internetwork Expert, or CCIE, is a technical certification offered by Cisco Systems.

The Cisco Certified Internetwork Expert (CCIE) and Cisco Certified Design Expert (CCDE) certifications were established to assist the industry in distinguishing the top echelon of internetworking experts worldwide and to assess expert-level infrastructure network design skills worldwide.

Holders of these certifications are generally acknowledged worldwide as being very advanced with regards of knowledge in the industry.