David Peñaloza Seijas is a network engineer, consultant, and architect. He has been supporting customers on topics like Cisco SD-WAN, Cisco ACI, OpenStack and NFV for over 12 years. As an expert networker, David has a wide diapason of interests while his favourite topics include data centres, enterprise networks, WAN/provider networks and network design, including software-defined networking (SDN).

David has had a long-lasting working relationship with Cisco. Creating content as a guest for podcasts, blogs, video interviews, panels, conferences, and similar others. He has been a Cisco Instructor for the Cisco Academy and has been recognized as a Cisco Champion and a Cisco Designated VIP through the years 2017 – 2025. In addition to that, he has been recognized by other companies, like Tech Field Day, due to his expertise, community involvement and outspoken nature.

David holds several certifications including CCDE, CCNP Enterprise/Data Center/Service Provider, several Cisco Specialist certifications, ITIL foundation v3/v4, and Azure Network Engineer, among many others.