The CISCO Certified Internetwork Expert (CCIE) certification is a globally recognized certification intended to validate the skills and expertise of IT professionals in designing, implementing, and troubleshooting complex and large-scale CISCO networks. The CCIE certification covers topics such as advanced routing and switching, network security, network design, and collaboration.

Obtaining a CCIE certification demonstrates that an individual has an expert level of understanding of networking concepts and can work with CISCO networking technologies to create and maintain complex and large-scale network environments. The CCIE certification is the highest level of certification for IT professionals who want to advance their career in networking and is considered an industry standard for network architects and senior network engineers.